IsWindow()
语法
Result = IsWindow(#Window)概要
Tests if the given #Window number is a valid and correctly initialized, window.
参数
#Window The window to use.
返回值
Returns nonzero if #Window is a valid window and zero otherwise.
Remarks
This function is bulletproof and can be used with any value. If the 'Result' is not zero then the object is valid and initialized, otherwise it will equal zero. This is the correct way to ensure a window is ready to use.
参阅
OpenWindow()
已支持操作系统
所有