请求方式
ajax
$.ajax({
url : "/login",
type : "post",
data : $("#loginForm").serialize(),
beforeSend:function(){
$("#loginBtn").append($("<i class='fa fa-spinner fa-spin'></i>")).attr("disabled","disabled");
},
complete:function(){
$("#loginBtn").html("登录").removeAttr("disabled");
},
success : function(data) {
if(data.state == "error") {
alert(data.message);
} else {
window.location.href = "/jq/demo1.jsp";
}
},
error : function() {
alert("服务器错误");
}
});
post
$("#loginBtn").click(function(){
var username = $("#username").val();
var password = $("#password").val();
//alert($("#loginForm").serialize());
$.post("/login",$("#loginForm").serialize()).done(function(data){
if(data.state == "error") {
alert(data.message);
} else {
window.location.href = "/jq/demo1.jsp";
}
}).error(function(){
alert("服务器异常");
});
})
get
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Document</title>
</head>
<body>
<input type="text" id="username">
<span id="loding" style="display: none"></span>
<span id="text"></span>
<script src="/static/js/jquery-1.11.3.min.js"></script>
<script>
$(function () {
$(document).ajaxSend(function(){
$("#loding").show();
});
$(document).ajaxComplete(function(){
$("#loding").hide();
});
$("#username").blur(function(){
var name = $(this).val();
$.get("/ajax",{"name":"ajax"},function(data){
alert(data);
});
/*$.post("/ajaxs",{"name":name,"age":23})
.done(function(data){
$("#text").text(data);
})
.error(function(){
alert("服务器端错误");
});*/
/*$.ajax({
url : "/ajax",
type : "post",
data : {"name":name,"age":23},
timeout : 15000,
beforeSend : function(){
//请求发送之前做的函数
$("#loding").show();
$("#text").text("");
},
success : function(data){
$("#text").text(data);
},
error : function(){
alert("服务器异常");
},
complete : function(){
//无论success还是error都会执行
$("#loding").hide();
}
});*/
});
});
</script>
</body>
</html>
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