C strchr()

The strchr() function is defined in the string.h header file. It helps to search the first occurrence of the specified character in the string pointed by the 'str' argument.


char *strchr(const char *str, int c); #where str should be a string

 

strchr() Parameters: 

The strchr() function takes two parameters. The first argument should be a string for searching and the second one is a character which needs to be searched.

Parameter Description Required / Optional
str the C string to be scanned Required
c the character to be searched in str Required

strchr() Return Value

The function returns a pointer to the first occurrence of a searched character.

Input Return Value
if found pointer to first occurrence of a character
if not found NULL

Examples of strchr() 

Example 1: Working of strchr() function in C?


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

int main()
{
   const char st[] = "https://learnetutorials.com";
   const char chr = '.';
   char *out

   out = strchr(st, chr);

   printf("String after search is |%c| is - |%s|\n", chr, out);
   
   return(0);
}

Output:


String after search is |.| is - |.learnetutorials.com|

Example 2: How strchr() works in C?


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

int main (){

   int main () {
   const chr st[] = "This is just a String"; 
   const char chr = 'u'; 
   char *pnt;
   pnt = strchr(st, chr);
   printf("String starting from %c is: %s", chr, pnt);
   return 0;
}

Output:


String starting from u is: ust a String