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jQuery之Ajax.html
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<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>jQuery之Ajax</title>
</head>
<body>
<script src="jQuery.js"></script>
<script>
//同步post请求
async function ajaxPost(url, data, beforeSend, complete) {
//初始化
let result = {
isException: true,
errorMessage: ''
};
await $.ajax(
//参数{xxx}
{
url: url,
type: 'post',
data: typeof (data) == 'object' ? JSON.stringify(data) : data,
dataType: 'json',
async: true,
xhrFields: {
withCredentials: true
},
// }).done(function(complete) {
// if (complete) {
// complete()
// }
// }).fail(function(error) {
// if (error)
// result = {
// isException: true,
// errorMessage: 'The request failed!'
// };
// })
beforeSend: function() {
if (beforeSend) {
beforeSend()
}
},
complete: function() {
if (complete) {
complete()
}
},
success: function(data) {
if (data) {
result = data
if (data.isException) {
routeAjax(data)
}
} else {
toLoginPage(); //跳转到登录页面
}
},
error: function(error) {
if (error)
result = {
isException: true,
errorMessage: 'The request failed!'
};
}
})
return result
}
//异步get请求
function asyncAjaxGet(url, data) {
let result;
let request = new XMLHttpRequest();
request.open('GET', url, false);
request.withCredentials = true;
request.send(null);
if (request.status === 200) {
result = JSON.parse(request.responseText)
}
return result;
}
//异步post请求
function asyncAjaxPost(url, data) {
// let result;
// let d=makeURL(data);
// let request = new XMLHttpRequest();
// request.open('POST', SAPIServerURL+url, false);
// request.withCredentials = true;
// request.setRequestHeader("Content-Type","application/x-www-form-urlencoded");
// request.send(d);console.log(d)
// if (request.status === 200) {
// result= JSON.parse(request.responseText);
// }
// return result;
let r = {};
$.ajax({
url: SAPIServerURL + url,
type: 'post',
data: typeof (data) == 'object' ? JSON.stringify(data) : data,
dataType: 'json',
async: false,
xhrFields: {
withCredentials: true
},
success: function(result) {
r = result;
if (result) {
} else {
toLoginPage(); //跳转到登录页面
}
},
error: function(error) {
if (error)
r = {
isException: true,
errorMessage: '同步请求出错!'
};
}
})
return r;
}
//同步get请求
function ajaxGet(url, data) {
let result = {
isException: true,
errorMessage: ''
};
$.ajax({
url: url,
type: 'get',
data: data,
dataType: 'json',
async: true,
//===解决跨域===
xhrFields: {
withCredentials: true
},
crossDomain: true,
//============
beforeSend: function() {
},
success: function(res) {
console.log(res,'res151')
},
error: function(error) {
console.log(error,'error154')
}
})
return result
}
//=========================================
let data={
ppe:0,
period:2,
}
let url='http://192.168.1.73:12017/data/rentlist/91310105324627168E-xm-000001'
// 返回jqXHR对象，里面包含done，fail方法
// .done()的话，也是返回的同样的jqXHR对象
console.log($.ajax({
url: url,
type: 'get',
data: data,
dataType: 'json',
//是否异步
async: true,
//===解决跨域===
// xhrFields: {
// withCredentials: true
// },
// crossDomain: true,
//============
headers: {
'Authorization': 'eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJ1c2VybmFtZSI6ImxvY2FsX2RldiIsImVtYWlsIjoiY29uZy5qaWFAZnVzaW9udHJlZS5jbiIsImlhdCI6MTU1NzIxMDI4MCwiZXhwIjoxNTg4NzQ2MjgwfQ.BxbHwfX9-XL7Y9AvGZMgf55fUE5EbuoPWkG3YbfYVgY',
// 'Access-Control-Allow-Origin':'*',
// 'Access-Control-Allow-Methods':'PUT, POST, GET, DELETE, OPTIONS',
// 'Access-Control-Allow-Headers':'Content-Type, Content-Length, Authorization, Accept, X-Requested-With , yourHeaderFeild',
'Content-Type': 'application/json',
},
success: function (res) {
console.log(res, 'res151')
},
error: function (error) {
console.log(error, 'error154')
}
}).done(function (result) {
}),'log201');
</script>
</body>
</html>