SAYFANIN QUERY STRINGINI ALMA-JAVASCRİPT

function getQueryStrings() {

    var message = document.getElementById("myOutputArea");

    var dataParameterString, querystring;

    // get data from querystring

    if (window.location.search != "") {

        querystring = window.location.search.substr(1).split("&");

        for (var i in querystring) {

            querystring[i] = querystring[i].replace(/\+/g, " ").split("=");

        }

        //look for the parameter named 'data'

        for (var i in querystring) {

            if (querystring[i][0].toLowerCase() == "data") {

                dataParameterString = querystring[i][1];

                break;

            }

        }

        message.innerText += dataParameterString;

    } else {

        message.innerText = "No details were specified in the querystring.";

        alert("ERROR: " + message.innerText);

    }

}