check string is present in string php code example

Example 1: php chech if string contains

$a = 'How are you?';

if (strpos($a, 'are') !== false) {
    echo 'true';
}

Example 2: Check if a String Contains a Substring in PHP

phpCopy<?php
$mystring = "This is a PHP program.";

if (strpos($mystring, "program.") !== false) {
    echo("True");
}
?>