Replace Number in String

by Amir Sharifian

HTML

<input class="input" type="text" autocomplete="off"/>

JavaScript

$('.input').keyup(function () {
		var val = $(this).val();
		var number_matches = val.match(/\d+/g);
    if (!this.value.match(/^[\u0600-\u06FF\s]+$/) || number_matches != null) {
        $('.input').val(val.replace(new RegExp("[0-9]", "g"), ""));
    }
});