Reguliere expressies (Opgelost)

$string = "1zaazzeleadwo";
if(ereg("[a-zA-Z]",$string))
	{
		echo 'ja';
	}

$string = "1zaazzeleadwo";
if(ereg("[a-zA-Z]",$string))
	{
		echo 'ja';
	}

ereg("^[a-zA-Z[:space:]]+$",$naam)

ereg("^[a-zA-Z[:space:]]+$",$naam)

<?php
if(ctype_alpha(str_replace(' ', '', $naam))) {
    // geldig
}

<?php
if(ctype_alpha(str_replace(' ', '', $naam))) {
    // geldig
}

var patroon = new RegExp("^[a-z]+$",'ig');

var patroon = new RegExp("^[a-z]+$",'ig');