sds_isgraph

int sds_isgraph (int val);


Determine whether this a graphical character.


This function determines whether a given character is a graphical character. The argument val is the ASCII value for a character.

This function returns non-zero if the given character is alphabetical. Otherwise, it returns zero.

Example

int returni;

char string1[512];

sds_getstring(1,"\nEnter a graphical character-try (c) (ALT-0169): ",string1);

returni=sds_isgraph(string1[0]);

if (returni == 0)

sds_printf("\nThe character is NOT graphical. ");

else

sds_printf("\nThe character IS graphical. ");

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Programming Overview of SDS™ (Solutions Development System™)