itoa，atoi ##占位

Posted 2020-10-02 YuRi

itoa

itoa(数值,char *buf,进制）;

# include <stdio.h>
# include <stdlib.h>
int main (void)
{
    int num = 100;
    char str[25];
    itoa(num, str, 10);
    printf("The number ‘num‘ is %d and the string ‘str‘ is %s. \n" ,num, str);
    return 0;
}