1.\" Copyright (c) 1989, 1991 The Regents of the University of California. 2.\" All rights reserved. 3.\" 4.\" %sccs.include.redist.man% 5.\" 6.\" @(#)isascii.3 5.2 (Berkeley) 10/23/91 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 24for which either 25.Xr iscntrl 3 26(character codes 000 through 037 and also including 270177) or 28.Xr isprint 3 29(character codes 040 through 0176) is true. 30.Sh SEE ALSO 31.Xr ctype 3 , 32.Xr ascii 7 33.Sh STANDARDS 34The 35.Fn isascii 36function conforms to 37.St -ansiC . 38