需要一个易语言编写的加载代码
时间: 2024-05-10 08:15:46 浏览: 12
以下是一个使用易语言编写的加载代码示例:
```
' 定义常量
Const DLL_FILE = "mydll.dll"
Const FUNCTION_NAME = "MyFunction"
' 加载 DLL 文件
Declare Function LoadLibrary Lib "kernel32.dll" Alias "LoadLibraryA" (ByVal lpLibFileName As String) As Long
Dim hDll As Long
hDll = LoadLibrary(DLL_FILE)
If hDll = 0 Then
' 加载失败
MsgBox "加载 DLL 文件失败!", 16, "错误"
Else
' 加载成功,获取函数地址
Declare Function GetProcAddress Lib "kernel32.dll" Alias "GetProcAddress" (ByVal hModule As Long, ByVal lpProcName As String) As Long
Dim lpFunction As Long
lpFunction = GetProcAddress(hDll, FUNCTION_NAME)
If lpFunction = 0 Then
' 获取函数地址失败
MsgBox "获取函数地址失败!", 16, "错误"
Else
' 调用函数
Declare Function MyFunction Lib "mydll.dll" ()
MyFunction()
End If
End If
```
在代码中,你需要把 `mydll.dll` 替换成你所需要加载的 DLL 文件名,`MyFunction` 替换成你所需要调用的函数名。如果加载成功,就会执行 `MyFunction` 函数。如果加载失败或者获取函数地址失败,就会弹出错误提示框。