php check if variable contains string code example

Example 1: php check if string contains word

$myString = 'Hello Bob how are you?';
if (strpos($myString, 'Bob') !== false) {
    echo "My string contains Bob";
}

Example 2: php string contains

$mystring = 'abc';
$findme   = 'a';
$pos = strpos($mystring, $findme);

Example 3: php check if string contains

// returns true if $needle is a substring of $haystack
function contains($haystack, $needle){
    return strpos($haystack, $needle) !== false;
}

Example 4: if value conatins in word check in php

<?php
$word = "fox";
$mystring = "The quick brown fox jumps over the lazy dog";
 
// Test if string contains the word 
if(strpos($mystring, $word) !== false){
    echo "Word Found!";
} else{
    echo "Word Not Found!";
}
?>