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    #include <cctype>
    int isgraph( int ch );

The function isgraph() returns non-zero if its argument is any printable character other than a space (if you can see the character, then isgraph() will return a non-zero value). Otherwise, zero is returned.

Related Topics: isalnum, isalpha, iscntrl, isdigit, isprint, ispunct, isspace, isxdigit

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