#include stdio.h#include ctype.hint main () {int i = 0;char c;char str[] = TUTORIALS POINT;
编程学习网为您整理以下代码实例,主要实现:C语言库tolower()函数,希望可以帮到各位朋友。
#include <stdio.h>
#include <ctype.h>
int main () {
int i = 0;
char c;
char str[] = "TUTORIALS POINT";
while( str[i] ) {
putchar(tolower(str[i]));
i++;
}
return(0);
}