strchr in PHP

 PHP strchr() function is utilized to find the first occurrence of a string inside another string (main string).
If char cannot be found, this function returns FALSE. 
It is an identical  to strstr() function.

Syntax:

strchr(string,search)
string : Required. Specifies the input string to search

search : Required. Specifies the string to search for.

Note : PHP strchr() function is binary-safe and case-sensitive. For case-insensitive search, use stristr() function.

Example:

<?php
echo strchr("Good Morning world!","Morning");
echo "<br /><strong> Example using ASCII code for search : </strong><br />";
echo strchr("Good Morning",111);
?>
Output will be:
Morning world!
Example using ASCII code for search :
ood Morning