ISBLANK(3)                     Library Routines                     ISBLANK(3)




NAME

       isblank - space or tab character test


SYNOPSIS

       #include <ctype.h>

       int isblank (int c);


DESCRIPTION

       The isblank function tests for a space or tab character.


RETURN VALUES

       The  isblank  function  returns  zero  if the character tests false and
       returns non-zero if the character tests true.


SEE ALSO

       ctype(3), ascii(7)



GNO                            15 September 1997                    ISBLANK(3)

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