This documentation is copyright © 1998-2001 Sandro Sigala <sandro@sigala.it>. All rights reserved. Released under the GNU General Public License.
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<ctype.h>
Header#ifndef __CTYPE_H #define __CTYPE_H int isalnum(int c); int isalpha(int c); int iscntrl(int c); int isdigit(int c); int isgraph(int c); int islower(int c); int isprint(int c); int ispunct(int c); int isspace(int c); int isupper(int c); int isxdigit(int c); int tolower(int c); int toupper(int c); #endif /* !__CTYPE_H */