fork download
copy 
  1. #include <string.h>
  2. #include <stdio.h>
  3.  
  4. void replace_char(char str[], int n, char c)
  5. {
  6.   str[n] = c;
  7. }
  8.  
  9. int main (void)
  10. {  
  11.   char* string = "Hello World!";
  12.  
  13.   printf ("%s\n", string);
  14.   replace_char(string, 10, 'a');
  15.   printf ("%s\n", string);
  16.  
  17.   string = strdup("Hello World!");
  18.  
  19.   printf ("%s\n", string);
  20.   replace_char(string, 10, 'a');
  21.   printf ("%s\n", string);
  22.  
  23.   return 0;
  24. }
  25.  
Success #stdin #stdout 0s 1852KB
comments ()
stdin
copy 
Standard input is empty
stdout
copy 
Hello World!
Hello World!
Hello World!
Hello Worla!
https://ideone.com/C39R6
language:
C (gcc 8.3)
created:
13 years ago
visibility:
public

Share or Embed source code

Discover > Sphere Engine API

The brand new service which powers Ideone!

Discover > IDE Widget

Widget for compiling and running the source code in a web browser!