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Categories / C Tutorial / Ctype h

 

Isspace

Item Value Header filectype.h Declarationint isspace(int ch); Returnreturns nonzero if ch is a white-space character, including space, horizontal tab, vertical tab, formfeed, carriage return, or newline character; otherwise zero is returned. #include <ctype.h>   #include <stdio.h>   int main(void)   {     char ch;     for(;;) {         ch = getchar();         if(isspace(ch)){             printf("%c is white space\n", ch);         }         if(ch == '.'){             break;         }     }     return 0;   } f is white space d is white space s is white space sa is white space w is white space .