While static properties are often declared private to prevent meddling, there is one way of creating a read-only statically scoped property: You can declare a constant.

尽管静态属性通常被声明为private来防止别人干预，但有一种方法可以创建只读静态范围的属性，即声明常量。

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You can declare a new NAMESPACE constant, which is implicitly made a constant and from the character data type.

可以声明一个新的NAMESPACE常量，这隐式声明了一个字符数据类型的常量。

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It would be better if you could give this constant a name and then use it everywhere in the program. You could, of course, simply declare it as a local variable by writing.

这样的话，如果可以给这个常量一个名字，然后在程序所有需要的地方通过名字来使用这个常量，将会非常方便。

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Because we plan to cut and paste this script into each Set button and because the only difference between them is the property name, we declare this in a constant at the top of the script.

因为我们打算将这个脚本剪贴到每个Set按钮中，并且脚本之间的惟一区别就是属性名，因此将在脚本的开始部分的一个常量中声明。

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You declare a class constant with the const keyword.

用const关键字声明类常量。

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If you declare a variable or constant outside a function or class definition, it is a global variable, and its value is accessible and modifiable throughout your program.

如果在函数或类定义之外声明变量或常数，则是全局变量，它的值可在整个程序中访问和修改。

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To create a constant available to all procedures within a class, but not to any code outside that module, declare it in the declarations section of the class.

若要建立可被类别中所有程序使用，但不可以被该模组外的程序码使用的常数，请在类别的宣告区段中宣告这个常数。

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To create a constant available to all procedures within a class, but not to any code outside that module, declare it in the declarations section of the class.

若要建立可被类别中所有程序使用，但不可以被该模组外的程序码使用的常数，请在类别的宣告区段中宣告这个常数。

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