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StringTools

 HasGraphic
 determine if a string has a graphic character

 Calling Sequence HasGraphic(s)

Parameters

 s - string; string to test

Description

 • The HasGraphic(s) command determines whether s has a graphic character. Graphic characters consist of the alphanumeric characters and the punctuation characters. (For more information, see HasAlphaNumeric and HasPunctuation.)
 If s has a graphic character, HasGraphic returns true. Otherwise, false is returned.

 > $\mathrm{with}\left(\mathrm{StringTools}\right):$
 > $\mathrm{HasGraphic}\left(\mathrm{Random}\left(100\right)\right)$
 ${\mathrm{true}}$ (1)
 > $\mathrm{HasGraphic}\left(\mathrm{Random}\left(100,'\mathrm{cntrl}'\right)\right)$
 ${\mathrm{false}}$ (2)