ctype.h

Published Sunday, March 05, 2006 by Vurdlak | E-mail this post

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#include <ctype.h>, syntax at the beginning of our code, means we automatically included these (pre-defined) functions in our program:



int toupper(int ch);
int tolower(int ch);
int isdigit(int c);           figure (0-9)
int isalpha(int c);           letter (A-Z or a-z)
int isalnum(int c);           letter (A-Z or a-z) or figure (0-9)
int isprint(int c);           character which can be printed  (0x20-0x7E)
int iscntrl(int c);           control char (0x7F or 0x00-0x1F)
int isspace(int c);           empty space
int islower(int c);           letter (a-z)
int isupper(int c);           letter (A-Z)








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2 Responses to “ctype.h”

  1. Anonymous Anonymous  on 3:41 PM  

    i want header file for showbits() function. please tell me.

  2. Anonymous Anonymous  on 8:40 PM  

    Pleae let me know, if came accross for header file for showbits

    mmechu@india.tejasnetworks.com

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