Question

How to use strstr() function to find the first occurrence of substring in string with C

Answer 1

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

int main() {
    const char s[] = "c java c++ java php c";
    const char needle[] = "java";
    
    char *p = strstr(s, needle);

    printf("%s\n", p); 
    
    printf("%p\n", s); 
    printf("%p\n", p); 

    return 0;
}
         
        
        
         
/*
run:

java c++ java php c
0x7fff42e396e0
0x7fff42e396e2
     
*/

 

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