| 16.1.7.An open-ended means of classifying characters. |
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| Header file | wctype.h | | Declaration | wctype_t wctype(const char *attr);
int iswctype(wint_t ch, wctype_t attr_ob); |
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- alnum
- digit
- print
- upper
- alpha
- graph
- punct
- xdigit
- cntrl
- lower
- space
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The following fragment demonstrates the wctype() and iswctype() functions: |
#include <wctype.h>
#include <stdio.h>
int main(void){
wctype_t x;
x = wctype("space");
if(iswctype(L' ', x)){
printf("Is a space.\n");
}
}
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(C: The Complete Reference, Fourth Edition by Herbert Schildt McGraw-Hill/Osborne 2000
ISBN-10: 0072121246, ISBN-13: 978-0072121247) |