<?php

function validateAlphAtleastTwoChars($val) {
    if(!preg_match('/^[a-zA-Z]{2,}$/', $val))
        return false;
    return true;
}

$names = [
	'123',
	'James',
	'Artie2',
	'<script>alert("Hello);</script>',
	'   ',
	'Li',
	'I'
	];
	
foreach( $names as $name){
	echo "{$name} is only alphanumeric and at least 2 characters " . json_encode(validateAlphAtleastTwoChars($name));
	echo "\n";
}
		

