12.3.3.21 Invocation expressions and object creation expressions

12.3.3.21 Invocation expressions and object creation expressions For an invocation expression expr o

An object-creation-expression is used to create a new instance of a class-type or a value-type. obj

An array-creation-expression is used to create a new instance of an array-type. array-creation-expr

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在数据对象和数据源中解释过，数据对象和数据源表示数据传输的两方。本文解释什么时候创建和销毁这些对象和源的来适当的执行你的数据传输。包括： 1.创建数据对象 2.销毁对数对象 3.创建数据源 4

12.3.3.20 General rules for expressions with embedded expressions The following rules apply to these

12.3.3.23 && expressions For an expression expr of the form expr-first && expr-secon

Item 21. Overloading and Overriding Are Different Overloading : 重载 Overriding ：重写 1、Overloading 与 O

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