isascii - Test for ASCII character

Definition	#include <ctype.h> int isascii(int c); isascii is a synonym for isebcdic. On EBCDIC computers, isascii checks whether the value of the character c represents an EBCDIC character (values 0 - 255). If portability to ASCII computers is required, isascii should be used.
Return val.	!= 0 0	the value of c represents an EBCDIC character (values 0 - 255), c doesn’t represent an EBCDIC character (values != 0 - 255).
See also	isalnum, isalpha, iscntrl, isdigit, isgraph, islower, isprint, ispunct, isspace, isupper, isxdigit, isebcdic