学步园

sUrl 请求URL

bAsync  true false 是否异步

callback 回调函数

function DoAjaxRequest(sUrl, bAsync, callback) {
    var sRtn = "";
    try {
        var rs = $.ajax({
            url: sUrl,
            async: bAsync,
            cache: false,
            complete: function (XMLHttpRequest, textStatus) {
                if (XMLHttpRequest.readyState == 4 && XMLHttpRequest.status == 200) {
                    if (callback) {
                        callback(XMLHttpRequest.responseText);
                    }
                }
            }
        });

        if (!bAsync) {
            if (rs.readyState == 4 && rs.status == 200) {
                sRtn = rs.responseText;
            }
        }
    }
    catch (e) {
    }
    return sRtn;
}

sUrl 请求URL
cmdstr 提交参数 键值对方式
bAsync  true false 是否异步
callback 回调函数

function DoAjaxRequestPost(sUrl, cmdstr, bAsync, callback) {
    var sRtn = "";
    try {
        var rs = $.ajax({
            url: sUrl,
            type: "POST",
            data: cmdstr,
            async: bAsync,
            cache: false,
            complete: function (XMLHttpRequest, textStatus) {
                if (XMLHttpRequest.readyState == 4 && XMLHttpRequest.status == 200) {
                    if (callback) {
                        callback(XMLHttpRequest.responseText);
                    }
                }
            }
        });

        if (!bAsync) {
            if (rs.readyState == 4 && rs.status == 200) {
                sRtn = rs.responseText;
            }
        }
    }
    catch (e) {
    }
    return sRtn;
}