javaScript] URI 파라미터 값 가져오기

function getParameterByName(name) {

            name = name.replace(/[\[]/, "\\[").replace(/[\]]/, "\\]");

            var regex = new RegExp("[\\?&]" + name + "=([^&#]*)"),

            results = regex.exec(location.search);

            

            return results === null ? "" : decodeURIComponent(results[1].replace(/\+/g, " "));

        }