default:默认‰‰‰‰‰‰‰‰‰‰access:访问‰‰‰‰‰package:包‰‰‰‰‰‰‰‰‰‰‰‰import:导入‰‰‰‰‰‰‰‰‰‰‰static:静态
的
[vɔid] ['peər(ə)nt] [beɪs] ['sjuːpə]
void:无(返回类型) parent class:父类‰‰‰‰base class:基类‰‰‰‰‰super class:超类
[tʃaɪld] [di'raivd] [əʊvə'raɪd] [əʊvə'ləʊd]
child class:子类‰‰‰‰‰‰derived class:派生类‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰override:重写,覆盖‰‰‰‰‰‰‰
overload:重载
['faɪn(ə)l] ['ɪmplɪm(ə)nts]
%nal:最终的,不能改变的‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰‰implements:实现
[rʌn'taim] [æriθ'metik] [ik'sepʃən]
Runtime:运行时‰‰‰‰‰ArithmeticException:算术异常
[ə'rei] ['indeks] [baundz] [ik'sepʃən] [nʌl] ['pɔintə]指针
ArrayIndexOutOfBoundsException:数组下标越界异常‰‰‰‰‰Null Pointer Exception:空
引用异常
ClassNotFoundException:类没有发现异常
['nʌmbə]['fɔ:mæt]
NumberFormatException:数字格式异常(字符串不能转化为数字)
[θrəuz]
Throws: (投掷)表示强制异常处理‰‰‰‰‰‰Throwable:(可抛出的)表示所有异常类的祖先类
[læŋ] ['læŋɡwidʒ] [ju'til] [,dis'plei] [ə'rei] [list]
Lang:language,语言‰‰‰‰‰‰‰‰‰‰‰‰‰Util:工具‰‰‰‰Display:显示‰‰ArrayList:(数组列表)表示动态
数组
[hæʃ] [mæp]
HashMap:散列表,哈希表
[swiŋ] ['æbstrækt] ['windəu] ['tu:lkit]
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