Answers for "how to get only alphanumeric and whitespace in string regex"

how to get only alphanumeric and whitespace in string regex

/[A-Za-z\d\s]/g

alphanumeric with space regex

var regex = new RegExp("^[A-Za-z0-9? ,_-]+$");
            var key = String.fromCharCode(event.charCode ? event.which : event.charCode);
            if (!regex.test(key)) {
                event.preventDefault();
                return false;
            }