How to implement front-end and back-end interaction in layui

There are the following methods for using layui for front-end and back-end interaction: $.ajax method: Simplify asynchronous HTTP requests. Custom request object: allows sending custom requests. Form control: handles form submission and data validation. Upload control: easily implement file upload.

Use layui to achieve front-end and back-end interaction

layui is a popular front-end framework that provides some tools to simplify Interaction with the backend. There are mainly the following ways:

1. Using $.ajax

layui provides a simple $.ajax method to send asynchronous HTTP requests. It encapsulates jQuery's $.ajax method and provides a more friendly API:

layui.use(['jquery'], function($){ $.ajax({ url: '/api/get_data', success: function(data) { console.log(data); } }); });

2. Using custom requests

layui also allows sending through custom request objects Request:

layui.use(['request'], function(request){ request.post('/api/save_data', {name: 'layui'}) .then(function(data){ console.log(data); }); });

3. Use the Form control

layui provides the Form control, which can easily handle form submission and data validation:

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4. Use the Upload control

layui provides the Upload control to easily upload files:

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