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Clib.iscntrl()

syntax:

Clib.iscntrl(chr)

where:

chr - a character, a single character string.

 

return:

boolean - true if chr is in ASCII: 0-31 or 127.

 

description:

Returns true if chr is a control character in the set of ASCII characters. Control characters are in one of the following sets of codes: 0-31 or 127.

 

 


Clib.isdigit()