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@TPRINT[string]: Returns the number of printable characters in string.

 

See also: @TALNUM, @TALPHA, @TASCII, @TCNTRL, @TDIGIT, @TLOWER, @TPUNCT, @TSPACE, @TUPPER, and @TXDIGIT.

 

Examples:

 

echo %@tprint[abc]

3

 

set var=abc^ndef

echo %@tprint[%var]

6