The wish command provides a command line interface to the Tk graphics toolkit. A Tk module is first loaded and initialized. Then input is packaged into Tk commands and sent to that module. The input should be in the format of Tk commands. (See Tk -graphics toolkit in Chapter 13)
Input is first taken from the files, if any, named as command line arguments; afterward, commands are read from standard input.
The following special input sequences are recognized:
Tk -graphics toolkit in Chapter 13
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