ajax 异步加载显示等待效果

时间:2021-06-08 09:23:31

css:

#loading {
width:170px;
height:25px;
border:3px solid #C3DAF9;
position:absolute;
top:300px;
left:600px;
z-index:10000;
background-color:#F7F9FC;
line-height:25px;
vertical-align:middle;
font-size:11pt;
display:none;
}

html:

<div id="loading"><img src="${path}/map/image/2012032811155512.gif" alt=""/>正在加载数据,请稍候...</div>

js:

$.ajax({
async: true,
beforeSend: function () {
    ShowDiv();
},
complete: function () {
    HiddenDiv();
},
type : 'POST' ,
url : '',
data : {

},
success: function (data) {
//var obj = JSON.parse(data);
//var str = JSON.stringify(obj);

}
});

//显示加载数据
function ShowDiv() {
$("#loading").show();
}

//隐藏加载数据
function HiddenDiv() {
$("#loading").hide();
}

图片:

ajax 异步加载显示等待效果