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首页MQL5语言参考手册中文版.pdf
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Content
2
©
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-
2019,
M
eta
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uotes
Software
Corp.
Content
MQL5参考
67
................................................................................................. 69
1
语言基础
................................................... . . . . . ................................................... . . . . . ............70
语法
.........................................................................................................................
71注释
.........................................................................................................................
72
标
识符
.........................................................................................................................
73关键词
................................................... . . . . . ................................................... . . . . . ............75
数据类型
.........................................................................................................................
76整型
................................................................................................................
77
字
符型，短整型，整型和长整型
................................................................................................................
81
字
符常量
................................................................................................................
84日期时间型
................................................................................................................
8
5
颜色型
................................................................................................................
86布尔类型
................................................................................................................
87枚举类型
.........................................................................................................................
89真
实
型
.........................................................................................................................
94
字
符串
数
据
.........................................................................................................................
9
5
架构和类
.........................................................................................................................
122
动
态
数
组
目
标
.........................................................................................................................
123类型
转换
.........................................................................................................................
128
空
型和
NU
LL
常量
.........................................................................................................................
129
用
户定义
类型
.........................................................................................................................
139
目
标指
针
.........................................................................................................................
142
引
用
，
修饰
符
&
和关键
字
t
hi
s
................................................... . . . . . ................................................... . . . . . ............144
运行式和表达式
.........................................................................................................................
14
5
表达式
.........................................................................................................................
146
算
术
运算
.........................................................................................................................
147
赋值运算
.........................................................................................................................
148关
系
运算
.........................................................................................................................
149布尔
运算
.........................................................................................................................
1
5
1
逐位运算
.........................................................................................................................
1
5
4
其他运算
.........................................................................................................................
1
5
8
优先规则
................................................... . . . . . ................................................... . . . . . ............160
操作符
.........................................................................................................................
161
复合
操
作
符
.........................................................................................................................
162
表达式操
作
符
.........................................................................................................................
163
返回操
作
符
.........................................................................................................................
164
假设操
作
符
i
f
-
e
l
se
.........................................................................................................................
16
5
假设操
作
符
？：
.........................................................................................................................
167
循环操
作
符
w
hil
e
.........................................................................................................................
168
切换操
作
符
.........................................................................................................................
170
循环操
作
符
for
.........................................................................................................................
171
循环操
作
符
d
o
w
hil
e
.........................................................................................................................
172
嵌入操
作
符
.........................................................................................................................
173
继续操
作
符
.........................................................................................................................
174
对象
创建
操
作
符
n
ew
.........................................................................................................................
17
5
对象删除操
作
符
d
e
l
ete
................................................... . . . . . ................................................... . . . . . ............176
函数
.........................................................................................................................
178
调
用
函
数
.........................................................................................................................
179
传
递函
数
.........................................................................................................................
182
重载函
数
.........................................................................................................................
18
5
操
作
重载
.........................................................................................................................
198
外部函
数
描述
.........................................................................................................................
200
输出函
数
Content
3
©
2000
-
2019,
M
eta
Q
uotes
Software
Corp.
.........................................................................................................................
201
事件处
理
函
数
................................................... . . . . . ................................................... . . . . . ............211
变量
.........................................................................................................................
213
局
部
变
量
.........................................................................................................................
21
5
形
式
参数
.........................................................................................................................
217
静
态
变
量
.........................................................................................................................
218
全局变
量
.........................................................................................................................
219
输入
变
量
.........................................................................................................................
22
5
外部
变
量
.........................................................................................................................
226
变
量
初始化
.........................................................................................................................
228
可见
范围和
变
量
使用
期
.........................................................................................................................
230
创建
和
删除对象
................................................... . . . . . ................................................... . . . . . ............232
预处理程序
.........................................................................................................................
234常量
声明
(#
d
ef
in
e
)
.........................................................................................................................
237
程序属性
(#
propert
y)
.........................................................................................................................
243
包括文
件
(#
in
c
l
u
d
e
)
.........................................................................................................................
244
输入函
数
(#
i
m
port
)
.........................................................................................................................
246
条
件
编译
(#
i
f
d
ef,
#
i
f
nd
ef,
#
e
l
se,
#
e
ndi
f
)
................................................... . . . . . ................................................... . . . . . ............248
面
向对象的
程序
设计
.........................................................................................................................
249类型
的
密封
和
扩展
.........................................................................................................................
2
5
1
继
承
算
法
.........................................................................................................................
2
55
多
态
性
.........................................................................................................................
2
5
9
重载
.........................................................................................................................
260
虚拟
函
数
.........................................................................................................................
264类
/
结
构
的
静
态
成员
.........................................................................................................................
268
函
数
模板
.........................................................................................................................
272类
模板
.........................................................................................................................
277
抽
象
类和
纯虚
函
数
................................................... . . . . . ................................................... . . . . . ............279
命名空间
................................................................................................. 282
2
标准常
量
，列举
和
架构
................................................... . . . . . ................................................... . . . . . ............283
图
表
常
量
.........................................................................................................................
284
图
表事件
类型
.........................................................................................................................
291
图
表
时间
表
.........................................................................................................................
293
图
表
性能
.........................................................................................................................
299
定位
常量
.........................................................................................................................
300
图
表
陈
述
.........................................................................................................................
302
使用
图
表
示例
................................................... . . . . . ................................................... . . . . . ............361
对象常
量
.........................................................................................................................
362
物
件
类型
................................................................................................................
364
OBJ_V
L
I
N
E
................................................................................................................
369
OBJ_H
L
I
N
E
................................................................................................................
374
OBJ_TRE
N
D
................................................................................................................
381
OBJ_TRE
N
DBYA
N
G
L
E
................................................................................................................
387
OBJ_
C
Y
C
L
E
S
................................................................................................................
393
OBJ_ARROWED_
L
I
N
E
................................................................................................................
399
OBJ_
C
HA
NN
E
L
................................................................................................................
406
OBJ_
S
TDDEV
C
HA
NN
E
L
................................................................................................................
413
OBJ_REGRE
SS
IO
N
................................................................................................................
419
OBJ_
P
IT
C
H
F
OR
K
................................................................................................................
427
OBJ_GA
NN
L
I
N
E
................................................................................................................
434
OBJ_GA
NN
F
A
N
................................................................................................................
441
OBJ_GA
NN
GRID
................................................................................................................
448
OBJ_
F
IBO
................................................................................................................
4
55
OBJ_
F
IBOTI
M
E
S
................................................................................................................
462
OBJ_
F
IBO
F
A
N
................................................................................................................
469
OBJ_
F
IBOAR
C
................................................................................................................
476
OBJ_
F
IBO
C
HA
NN
E
L
................................................................................................................
484
OBJ_E
XP
A
N
S
IO
N
................................................................................................................
492
OBJ_E
LL
IOTWAVE
5
Content
4
©
2000
-
2019,
M
eta
Q
uotes
Software
Corp.
................................................................................................................
5
00
OBJ_E
LL
IOTWAVE
3
................................................................................................................
5
07
OBJ_RE
C
TA
N
G
L
E
................................................................................................................
5
13
OBJ_TRIA
N
G
L
E
................................................................................................................
5
20
OBJ_E
LL
I
P
S
E
................................................................................................................
5
27
OBJ_ARROW_TH
U
M
B_
U
P
................................................................................................................
5
33
OBJ_ARROW_TH
U
M
B_DOW
N
................................................................................................................
5
39
OBJ_ARROW_
U
P
................................................................................................................
5
4
5
OBJ_ARROW_DOW
N
................................................................................................................
55
1
OBJ_ARROW_
S
TO
P
................................................................................................................
55
7
OBJ_ARROW_
C
HE
C
K
................................................................................................................
5
63
OBJ_ARROW_
L
E
F
T_
P
RI
C
E
................................................................................................................
5
68
OBJ_ARROW_RIGHT_
P
RI
C
E
................................................................................................................
5
73
OBJ_ARROW_B
U
Y
................................................................................................................
5
78
OBJ_ARROW_
S
E
LL
................................................................................................................
5
83
OBJ_ARROW
................................................................................................................
5
89
OBJ_TE
X
T
................................................................................................................
5
9
5
OBJ_
L
ABE
L
................................................................................................................
603
OBJ_B
U
TTO
N
................................................................................................................
610
OBJ_
C
HART
................................................................................................................
617
OBJ_BIT
M
A
P
................................................................................................................
624
OBJ_BIT
M
A
P
_
L
ABE
L
................................................................................................................
632
OBJ_EDIT
................................................................................................................
639
OBJ_EVE
N
T
................................................................................................................
644
OBJ_RE
C
TA
N
G
L
E_
L
ABE
L
.........................................................................................................................
6
5
0
对象
属性
.........................................................................................................................
6
5
7
对象定位
方
法
.........................................................................................................................
662
图
表
角落
.........................................................................................................................
664
对象
可见性
.........................................................................................................................
667
埃利奥特波
动
水平
.........................................................................................................................
668
江恩
物
件
.........................................................................................................................
670
网页
颜色
.........................................................................................................................
672
W
in
g
din
g
s
................................................... . . . . . ................................................... . . . . . ............673
指标常
量
.........................................................................................................................
674
价格
常
数
.........................................................................................................................
677
平滑方
式
.........................................................................................................................
678
指标
线
.........................................................................................................................
680
绘画风格
.........................................................................................................................
684
自
定义
指标
属性
.........................................................................................................................
687
指标
类型
.........................................................................................................................
689
数
据类型
标
识符
................................................... . . . . . ................................................... . . . . . ............690
环境状态
.........................................................................................................................
691
客
户
端
属性
.........................................................................................................................
696
运
行
MQL5
程序属性
.........................................................................................................................
698
交易
品种
属性
.........................................................................................................................
712
账
户
属性
.........................................................................................................................
716测
试
统
计
................................................... . . . . . ................................................... . . . . . ............719
交易常
数
.........................................................................................................................
720
历史
数
据
库
属性
.........................................................................................................................
721
订单
属性
.........................................................................................................................
72
5
仓
位
属性
.........................................................................................................................
728
交易
属性
.........................................................................................................................
731
交易
操
作
类型
.........................................................................................................................
743
交易
事
务
类型
.........................................................................................................................
74
5
DO
M交易
订单
.........................................................................................................................
746
信
号
属性
................................................... . . . . . ................................................... . . . . . ............748
命名常
量
.........................................................................................................................
749
预
定义
大
量
代替
值
.........................................................................................................................
7
5
1
数
学
常量
Content
5
©
2000
-
2019,
M
eta
Q
uotes
Software
Corp.
.........................................................................................................................
7
5
2
数
值
类型常量
.........................................................................................................................
7
5
4
不
能初始化
原因代码
.........................................................................................................................
7
5
6
检
测
对象
指
针
.........................................................................................................................
7
5
7
其他
常量
................................................... . . . . . ................................................... . . . . . ............761
数据
结构
.........................................................................................................................
762
数
据类型
结
构
.........................................................................................................................
763
输入
参
量
结
构
.........................................................................................................................
764
历史
数
据
结
构
.........................................................................................................................
76
5
DO
M 结
构
.........................................................................................................................
766
交易
请求
结
构
.........................................................................................................................
780
请求
结
构测
试
结
果
.........................................................................................................................
781
交易
请求
结
构
结
果
.........................................................................................................................
78
5交易
事
务结
构
.........................................................................................................................
792
当前价格
结
构
.........................................................................................................................
793
数
据
结
构
................................................... . . . . . ................................................... . . . . . ............798
错误
和
警告代码
.........................................................................................................................
799
交易
服
务
器
返回
代码
.........................................................................................................................
802
编译
器
警
告
.........................................................................................................................
80
5
编译
错误
.........................................................................................................................
81
5
运
行
时间
错误
................................................... . . . . . ................................................... . . . . . ............826
输入/输出常
量
.........................................................................................................................
827
文
件
开
始
标
签
.........................................................................................................................
829
文
件
属性
.........................................................................................................................
830
内
部
文
件位
置
.........................................................................................................................
831
代码页
使用
.........................................................................................................................
832
对
话框
................................................................................................. 834
3
MQL5 程序
................................................... . . . . . ................................................... . . . . . ............835
程序运行
................................................... . . . . . ................................................... . . . . . ............842
交易权限
................................................... . . . . . ................................................... . . . . . ............846
客户端
事件
................................................... . . . . . ................................................... . . . . . ............849
资源
................................................... . . . . . ................................................... . . . . . ............861
调
用
输入
函数
................................................... . . . . . ................................................... . . . . . ............863
运行
时间出错
................................................... . . . . . ................................................... . . . . . ............864
测试交易策略
................................................................................................. 887
4
预
定义
变量
................................................... . . . . . ................................................... . . . . . ............888
_Appli
edTo
................................................... . . . . . ................................................... . . . . . ............890
_Digi
t
s
................................................... . . . . . ................................................... . . . . . ............891
_P
o
i
nt
................................................... . . . . . ................................................... . . . . . ............892
_
La
s
t
E
rror
................................................... . . . . . ................................................... . . . . . ............893
_P
er
i
od
................................................... . . . . . ................................................... . . . . . ............894
_R
ando
mS
eed
................................................... . . . . . ................................................... . . . . . ............895
_S
to
pFl
a
g
................................................... . . . . . ................................................... . . . . . ............896
_Sym
b
o
l
................................................... . . . . . ................................................... . . . . . ............897
_
U
n
i
n
i
t
R
ea
s
on
................................................... . . . . . ................................................... . . . . . ............898
_
I
s
X
64
................................................................................................. 899
5
普通
函数
................................................... . . . . . ................................................... . . . . . ............901
Al
ert
................................................... . . . . . ................................................... . . . . . ............902
C
h
e
ck
P
o
i
nter
................................................... . . . . . ................................................... . . . . . ............904
Co
mm
ent
................................................... . . . . . ................................................... . . . . . ............905
Cr
yp
t
E
n
c
ode
................................................... . . . . . ................................................... . . . . . ............907
Cr
yp
t
D
e
c
ode
................................................... . . . . . ................................................... . . . . . ............908
D
e
bu
g
B
rea
k
................................................... . . . . . ................................................... . . . . . ............909
E
x
p
ert
R
e
m
o
v
e
................................................... . . . . . ................................................... . . . . . ............911
G
et
P
o
i
nter
................................................... . . . . . ................................................... . . . . . ............915
G
etT
i
ck
Co
u
nt
................................................... . . . . . ................................................... . . . . . ............916
G
etT
i
ck
Co
u
nt64
................................................... . . . . . ................................................... . . . . . ............917
G
etM
i
c
ro
s
e
c
ondCo
u
nt
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