Always account for variable change.
永远记得考虑变量的变化。
According to the variable change, you have to perform the real managing stuff.
根据变量的改变，你必须执行真正的管理的东西。
You can change the APP variable to whatever source file suits you.
可以将APP变量改变为任何您所使用的源文件。
Usually within loops, there are several ways that a given variable can change state.
通常在循环中给定的变量能够以多种方式改变状态。
You can declare and initialize a test variable, set its scope, and change its value.
您可以声明并初始化一个测试变量，设置它的范围，并更改它的值。
It is also possible to access and change a test variable through custom code.
通过通用代码来访问和更改测试变量，也是可能的。
Change the name of the variable to rate1.
将该变量名称更改为rate1。
You can change its location by setting (yes, an environment variable) HISTFILE.
可以通过设置HISTFILE（不错，这是一个环境变量）来更改它的位置。
Unable to cause change in a state or output variable.
无法导致在状态或输出变量上的变化。
Statement cannot change the data type of an array variable or of its elements.
语句无法更改数组变量或其元素的数据类型。
Why does my second variable value change when updating the first?
为什么我的第二个变量值改变时更新吗？
How to change the frame of a view when a variable value changes?
如何改变一个视图的帧时，一个变量的值的变化？
Change the value of the variable through the editor that pops up following Step 1.
通过编辑，弹出如下步骤1改变变量的值。
In that case the local variable would not change but the property may change.
在这种情况下，局部变量不会改变，但性能可能会改变。
You can change a variable to refer to other objects while your code is running.
您可以在程式码执行时将变数变改为参考其他物件。
It can't normally change the value of a variable from outside that scope.
它通常不能更改中的某个变量，该范围之外的值。
It can't normally change the value of a variable from outside that scope.
它通常不能更改中的某个变量，该范围之外的值。
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