JS AJAX

function Ajax(url) {
    var xmlhttp;
    if (url.indexOf("?") > 0) {
        url = url + "&NowDateTimeSign=" + new Date().getTime();
    }
    else {
        url = url + "?NowDateTimeSign=" + new Date().getTime();
    }
    if (window.ActiveXObject) {
        xmlhttp = new ActiveXObject('Microsoft.XMLHTTP');
    }
    else {
        xmlhttp = new XMLHttpRequest();
    }

    var url1 = url.split('?');
    var url2 = url1[1].toString().split('&');

    var furl = url1[0].toString() + "?";

    for (var i = 0; i < url2.length; i++) {
        var j = url2[i].indexOf('=');

        if (i == 0) {
            furl += url2[i].toString().substring(0, j) + "=" + encodeURIComponent(url2[i].toString().substring(j + 1));
        }
        else {
            furl += "&" + url2[i].toString().substring(0, j) + "=" + encodeURIComponent(url2[i].toString().substring(j + 1));
        }
    }
    //encodeURIComponent
    xmlhttp.open("GET", furl, false);
    xmlhttp.send();
    return xmlhttp.responseText;
}

转载于:https://www.cnblogs.com/zhang9418hn/archive/2012/11/22/2782558.html