The READ privilege is required to reference a global variable and the WRITE privilege is required to modify the value of a global variable.

READ权限用于引用全局变量，而WRITE权限用于修改全局变量的值。

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The READ privilege is required to reference a global variable and the WRITE privilege is required to modify the value of a global variable.

READ权限用于引用全局变量，而WRITE权限用于修改全局变量的值。

youdao