Tag:ajax

  • Solve the problem that the ajax submission is empty due to the parameter being too long

    Time:2022-12-6

    Problem Description A certain function of the program uses ajax to submit parameters. Today, it is found that the parameters received by the backend program are all empty. After inspection, it is found that one of the submitted parameters is too long, and finally all the parameters received by the backend are all null. solution […]

  • The third stage Day04 Create parent and child projects

    Time:2022-12-5

    1. Ajax enhancement 1.1 Features of Ajax The characteristics of using ajax are: partial refresh, asynchronous response.Disadvantages of synchronization: If a synchronization request is made, the user cannot do any operations and can only wait for the completion of the task. The user friendliness is poor. 1.2 Description of Ajax calls `<%@ page language=”java” contentType=”text/html; […]

  • The third stage, Day05, completed the background management of commodities

    Time:2022-12-4

    1. Complete the product background management 1.1 How to display tabular data 1.1.1 Edit page `</script>–> <table class=”easyui-datagrid” style=”width:500px;height:300px” data-options=”url:’datagrid_data.json’,method:’get’,fitColumns:true,singleSelect:true,pagination:true”> <thead> <tr> <th data-options=”field:’code’,width:100″>Code</th> <th data-options=”field:’name’,width:100″>Name</th> <th data-options=”field:’price’,width:100,align:’right'”>Price</th> </tr> </thead> </table>` 1.1.2 Description of return value type Attribute information: total/rows/attribute element `{ “total”:2000, “rows”:[ {“code”:”A”,”name”:”Juice”,”price”:”20″}, {“code”:”B”,”name”:”Hamburger”,”price”:”30″}, {“code”:”C”,”name”:”chicken tenderloin”,”price”:”40″}, {“code”:”D”,”name”:”Coke”,”price”:”50″}, {“code”:”E”,”name”:”French Fries”,”price”:”10″}, {“code”:”F”,”name”:”Mai Xuanfeng”,”price”:”20″}, {“code”:”G”,”name”:”package”,”price”:”100″} ] […]

  • WEB front end (4)–Ajax

    Time:2022-12-3

    Ajax Ajax stands for “Asynchronous Javascript And XML” (asynchronous JavaScript and XML), which refers to a technology for creating interactive, fast and dynamic web applications. In the early days, there was only a synchronous method, and multiple requests could only be executed sequentially and could only wait for execution. With ajax asynchronous technology, you can […]

  • How do ajax, fetch, and axios interrupt requests?

    Time:2022-12-2

    Let me talk about the actual scenario of “interruption request”. When the page has multiple tabs, data will be requested every time the tab is switched, and frequent switching will be requested many times, such as switching from tab A to B Tab, A tab request is completely unnecessary, at this time, the request can […]

  • MyBatisPlus with AJAX

    Time:2022-12-1

    1.MybatisPlus 1.1 MP introduction MyBatis-Plus (MP for short) is an enhancement tool of MyBatis, which only enhances and does not change on the basis of MyBatis, and is born to simplify development and improve efficiency. 1.2 Features No intrusion: only enhancement and no change, the introduction of it will not affect the existing project, as […]

  • Native ajax package

    Time:2022-11-29

    1. Introduction to AJAX The full name of AJAX is Asynchronous Javascript And XML, which is asynchronous JS and XML. AJAX can send an asynchronous request to the server in the browser, the biggest advantage: get data without refreshing. AJAX is not a new programming language, not a new independent technology, but a new way […]

  • Ajax technology application

    Time:2022-11-28

    What is Ajax Ajax is a web application technology that can use asynchronous communication between client-side scripts and server-side applications (multiple threads can interact with the server at the same time). After obtaining server-side data, partial refresh can be performed according to requirements (on-demand). This improves data response and rendering speed. The biggest advantage of […]

  • SpringBoot Enhancement (7)–Ajax Implementation Process

    Time:2022-11-27

    Introduction to Ajax Technology What is Ajax? Ajax (Asynchronous JavaScript and XML) is a web application client-side technology that can communicate asynchronously with server-side applications by means of client-side scripts (javascript) (multiple threads can interact with the server at the same time), and obtain server-side data on demand In the future, partial refresh can be […]

  • Ajax implements search association search keyword reminder without refreshing search

    Time:2022-11-26

    Search Lenovo has a wide range of applications, including Baidu, Google, Sogou, Taobao, Tmall, JD.com, and many other websites. You only need to type a few words, and there will be relevant search tips. Implementation Monitor the content of the search box through javascript and call the backend.(1) javascript listens to the content of the […]

  • JavaScript test points, Ajax summary, overview, etc.

    Time:2022-11-25

    1. What is Ajax? It is a combination of asynchronous JavaScript and XML technology, in fact, it is a set of browser web development technology that integrates multiple technologies. It is a web development technique used to create interactive web applications. It contains many technologies such as: 1. Representation based on HTML and CSS 2. […]

  • Use of SpringBoot-Ajax

    Time:2022-11-24

    Ajax overview What is Ajax? Ajax (Asynchronous JavaScript and XML) is a web application client-side technology that can communicate asynchronously with server-side applications by means of client-side scripts (javascript) (multiple threads can interact with the server at the same time), and obtain server-side data on demand In the future, partial refresh can be performed to […]