1.\" Copyright (c) 1989, 1991, 1993 2.\" The Regents of the University of California. All rights reserved. 3.\" 4.\" %sccs.include.redist.man% 5.\" 6.\" @(#)isascii.3 8.2 (Berkeley) 12/11/93 7.\" 8.Dd 9.Dt ISASCII 3 10.Os 11.Sh NAME 12.Nm isascii 13.Nd test for ASCII character 14.Sh SYNOPSIS 15.Fd #include <ctype.h> 16.Ft int 17.Fn isascii "int c"; 18.Sh DESCRIPTION 19The 20.Fn isascii 21function tests for an 22.Tn ASCII 23character, which is any character with a value less than or 24equal to 0177. 25.Sh SEE ALSO 26.Xr ctype 3 , 27.Xr ascii 7 28.Sh STANDARDS 29The 30.Fn isascii 31function conforms to 32.St -ansiC . 33