Question

How to find the index of the last space in string with C

Answer 1

#include <stdio.h>
#include <string.h>

int main() {
    char s[64] = "c python c++ java c++ php c++";
    char ch = ' ';
    char *p = s;

    int last_index;
    while( (p = strchr(p, ch)) ) {
        last_index = p - s;
        p++;
    }

    printf("%d", last_index);


    return 0;
}





/*
run:

25

*/

 

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