PHP

php string contains

$string = 'The lazy fox jumped over the fence';

if (str_contains($string, 'lazy')) {
    echo "The string 'lazy' was found in the string
";
}

php string contains string

$str = 'Hello World!';

if (strpos($str, 'World') !== false) {
    echo 'true';
}

php if string contains

if (str_contains('How are you', 'are')) { 
    echo 'true';
}

php string contains

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

contains php

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

php string contains

str_contains(string $haystack , string $needle);

str_contains php 5

// For php < 8
/**
 * Determine if a string contains a given substring.
 *
 * @param  string  $haystack
 * @param  string  $needle
 * @return bool
 */
function str_contains($haystack, $needle)
{
	return $needle !== '' && self::strpos($haystack, $needle) !== false; 
}