Layui Tutorial Programming Tutorials: Learn Layui Tutorial Online-php.cn

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Home

Technical Articles

Web Front-end

Layui Tutorial

How to dynamically add options to the layui radio box

Dynamically adding radio box options in Layui can be achieved through the following steps: 1. Get the form element, 2. Create a new option, 3. Insert a new option and re-render with form.render('radio'). Through these steps, forms can be dynamically updated based on user interaction or backend data, improving application flexibility and user experience.

May 16, 2025 am 11:54 AM

css Browser tool apple layui code readability layui radio box Dynamically add options

layui How to get the value entered in the text box

Getting text box values in Layui can be obtained through jQuery's val() method or Layui's form module. 1. Use jQuery: $('#username').val(). 2. Use the Layui form module: get data through form.on('submit(formDemo)',function(data){}). This method is suitable for complex forms and improves the readability and maintenance of the code.

May 16, 2025 am 11:51 AM

layui form submission code readability red Get the value in the text box

How to implement column sorting function in layui tables

Implementing the column sorting function in Layui tables can be achieved through the following steps: 1. Enable the sorting function in the table configuration, 2. Customize the sorting logic. Layui tables support client and server-side sorting. Users can sort data in ascending or descending order by clicking on the table header to improve the readability and usability of the data.

May 16, 2025 am 11:48 AM

Browser tool layui click event arrangement Layui form Column sorting

How to get the specific column value of a certain row in a layui table

To get a specific column value for a row from a layui table, you can do it by following the steps: Listen to the row or tool event of the table, using the table.on method. In the event handler function, the data of the current row is obtained through the data attribute of the event object. Extract the value of a specific column from the data object according to the field attribute of the column. For example, listen for row events and get the value of the 'username' column: table.on('row(test)',function(obj){vardata=obj.data;variusername=data.username;console.log('The username value of the current row is

May 16, 2025 am 11:45 AM

tool layui code readability Layui form Column value acquisition

How to add custom button columns in layui table

The way to add a custom button column in a Layui table is to specify the template ID through the toolbar property and handle button click behavior through event listening. The specific steps include: 1. Use the toolbar attribute to specify the template ID in the table configuration; 2. Write the template content and define the buttons and their events; 3. Use the event listening mechanism to handle the button click behavior. The advantage of this method is its high flexibility, but it should be noted that too many buttons may affect performance.

May 16, 2025 am 11:42 AM

tool ai layui Layui form Customize button column

How to set different background colors of layui tables

Setting different background colors of parity rows in the layui table can be achieved through CSS or JavaScript. 1. Use the :nth-child pseudo-class selector of CSS to set the background color of odd and even rows. 2. Dynamically add class names after table rendering is completed through JavaScript to set the background color. This approach provides greater flexibility and dynamicity.

May 16, 2025 am 11:39 AM

css Browser tool layui Pseudo class selector Layui form Parity and even lines background color

How to dynamically add row data in a layui table

Dynamically adding row data in the layui table can be achieved through the following steps: 1. Get the table instance, 2. Prepare new data, 3. Call the addRow method to add data. The sample code shows how to add new lines when a user clicks a button and provides suggestions for advanced usage such as data validation and batch addition.

May 16, 2025 am 11:36 AM

Browser tool ai layui click event Layui form Dynamically add rows

How to dynamically delete row data in a layui table

In the Layui framework, dynamically deleting table row data can be achieved through the following steps: 1. Listen to the toolbar event and a confirmation box pops up when clicking the delete button; 2. Use the obj.del() method to delete the DOM structure after confirmation; 3. Remove the corresponding data from the data source and re-render the table using the table.reload method to ensure the consistency of the data and the DOM structure.

May 16, 2025 am 11:33 AM

tool layui Layui form Dynamically delete rows

How to merge cells in layui tables

Merging cells in the layui table can be achieved through the done callback function. The specific steps are as follows: 1. Iterate through the data in the done function and compare the field values of adjacent rows; 2. If the field values are the same, merge by setting the rowspan and colspan properties; 3. Optimize the merge logic, reduce DOM operations, and improve performance.

May 16, 2025 am 11:30 AM

Browser tool layui Solution code readability lsp Cell merge Layui form

How to get the index of the selected row in a layui table

Getting the index of the selected row in the layui table can be achieved by listening to checkbox or radio events and using the table.checkStatus method. 1) Initialize the table and listen for checkbox events. 2) Use table.checkStatus to get the data of the selected row. 3) Get the index through the LAY_TABLE_INDEX attribute. Make sure the table ID is correct and the data is loaded to avoid common errors.

May 16, 2025 am 11:27 AM

tool ai layui code readability Layui form Select row index

How to reset all fields in layui form

In the Layui framework, the way to reset all fields of the form is to use form.val('filter',{}). The specific steps include: 1. Make sure the form has been rendered and use form.render(); 2. Call form.val('test-form',{}) to reset the form, where 'test-form' is the filter property of the form.

May 16, 2025 am 11:24 AM

layui Form field reset

How to set default selections in the layui radio box

Setting the default selection of the radio box in Layui can be achieved through the following steps: Use the checked property of HTML to directly set the default selection. Dynamically set default selections with JavaScript and re-render the form using layui.form.render('radio'). This method not only improves the user experience, but also flexibly sets default values based on back-end data, and is suitable for various dynamic scenarios.

May 16, 2025 am 11:21 AM

Browser layui layui radio box Selected by default

How to dynamically add menu items to the layui menu

Dynamically adding menu items in Layui can be achieved through the following steps: 1. Get menu container; 2. Create menu item elements; 3. Set menu item attributes; 4. Add to menu container; 5. Refresh Layui component. Through these steps, menus can be flexibly generated based on user permissions or business logic to improve the user experience and performance of the application.

May 16, 2025 am 11:18 AM

Browser tool ai layui click event Layui Menu Dynamically add menu items

How to get the current value of the layui slider component

In the Layui framework, there are two ways to get the current value of the slider component: 1. Get it through the change event callback function; 2. Call the getValue method directly. The initialization of the slider component requires the container to be defined in HTML and configured through JavaScript, supporting a variety of options such as minimum value, maximum value, etc. When used, the current value can be obtained and processed through event monitoring and DOM operations. Optimization recommendations include reducing DOM operations and using throttling or anti-shake technologies.

May 16, 2025 am 11:15 AM

Browser tool layui code readability Anti-shake technology layui slider Component value acquisition