find substring php code example

Example 1: php chech if string contains

$a = 'How are you?';

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

Example 2: php find if string contains

if (strpos($string, 'substring') !== false) {
	// do stuff 
}

Example 3: php needle haystack

//Find the position of the first occurrence of a substring in a string
$mystring = 'abc';
$findme   = 'a';
$pos = strpos($mystring, $findme);

Example 4: php find string in string

$pos = strpos("find the position of X in here", "X");

Example 5: strpos

strpos ( string $haystack , mixed $needle [, int $offset = 0 ] ) : int