by value

If you want to protect a structure against such modification, pass it by value.

如果要保护结构,避免这种修改, 可通过值来传递结构.

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In Java the arguments are always passed by value.

在JAVA中,参数以值的形式传递.

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Coal is the biggest single cargo, for 45 % by volume and % by value.

煤炭是最大的单一运输货物, 占货运体积45%和货运%.

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Prefer passing objects by const & instead of passing by value.

尽量按 常量 的引用传递对象而不是按值传递.

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Describes how to pass strings by value, by reference, in structures, in classes, and in arrays.

描述如何通过值 、 通过引用 、 在结构中 、 在类中和在数组中传递字符串.

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Function objects are passed by reference to const; function pointers are passed by value.

函数对象以常量引用的方式传递; 函数指针则以值的方式传递.

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Generally we pass by value as a copy. So we cannot change them.

一般情况下,我们是传递变量值的一份拷贝, 因而无法改变变量的值.

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YKK makes around half the world's zip fasteners by value , and used to control far more.

吉田大概占有世界上一半的拉链并打算控制更大的市场.

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What are pass by reference and pass by value?

什么是按参数传递和按值传递?

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The equality operator compares primitive strings, numbers, and Booleans by value.

相等运算符按值来比较基元字符串 、 数字和布尔值.

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By value, unless a pointer or reference type is passed.

按值传递, 除非使用指针或者引用.

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For more information, see Differences Between Passing an Argument By Value and By Reference.

有关更多信息, 请参见通过值传递参数和通过引用传递参数之间的差异.

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Reference types can be by value or by reference.

引用类型可以通过值或通过引用传递.

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Oil, the world's most widely traded commodity by value, led the way.

以价值计,石油是世界上最广泛交易的商品, 领跌.

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For more information, see to: Force an Argument to Be Passed by Value.

有关更多信息, 请参见如何: 强制通过值传递参数.

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