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How to replace all the spaces in a string with an underscore (_) in C

1 Answer

0 votes
#include <stdio.h>

void space2underscore(char *s) {
	while(*(s++)) {
      if (*s == ' ')
        *s = '_';
    }
}

int main()
{
    char s[] = "c c++ java php";
   
    space2underscore(s);

    puts(s);
    
    return 0;
}


/*
run:
 
c_c++_java_php

*/

 




answered Jun 8 by avibootz
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