Locate a character in String - STRCHR

/* Locate a character in String - STRCHR */

#include<stdio.h>

int main()
{
 char str[500];
 int i;
 char ch;
 printf("Please enter your string: ");
 // gets(str); 
 // fgets is a better option over gets to read multiword string .
 fgets(str, 500, stdin);
 // Following can be added for extra precaution for '\n' character
 // if(str[length(str)-1] == '\n') str[strlen(str)-1]=NULL;

 printf("Please enter a character: ");
 getchar(ch); 
 
 for(i=0;str[i]!=NULL;i++)
 {
  if(str[i]==ch)
   break;
 }
 
 if(str[i] == NULL)
  printf("%c not found in %s",ch,str);
 else
  printf("\"%c\" found in \"%s\" at %d location",ch,str,i+1);

 return 0;
}