by value

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.

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

按值传递, 除非使用指针或者引用.

In Java the arguments are always passed by value.

在JAVA中,参数以值的形式传递.

What are pass by reference and pass by value?

什么是按参数传递和按值传递?

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.

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.

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.

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%.

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.

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.

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.

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.

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.

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.

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.