Home

PHP Libraries

Category library

Promise classification of php functions

Category library

Get it now

Wuji classification is a level that is more difficult to overcome now. I will post the code now. Friends in need can expand it according to actual needs.

Disclaimer

All resources on this site are contributed by netizens or reprinted by major download sites. Please check the integrity of the software yourself! All resources on this site are for learning reference only. Please do not use them for commercial purposes. Otherwise, you will be responsible for all consequences! If there is any infringement, please contact us to delete it. Contact information: admin@php.cn

How to implement multiple types of self-related one-to-many relationships in a single Laravel model

04 Feb 2026

This article explains in detail how to flexibly define and query self-associated one-to-many relationships at different levels (such as main category → superior category, upper category → secondary category, etc.) based on the category_type and parent_category fields in Laravel's single Category model.

Get the number of articles under a specified category and its subcategories in WordPress, the number of wordpress articles_PHP tutorial

12 Jul 2016

Get the number of articles under a specified category and its subcategories in WordPress, the number of WordPress articles. Get the number of articles under a specified category and its subcategories in WordPress. Number of WordPress articles. Get the number of articles in a specific category. Sometimes we want to get the number of articles under a certain category (category).

How to correctly display subcategories in WooCommerce parent product category page

03 Apr 2026

This article explains in detail how to accurately obtain and display the direct subcategories of the current category in the WooCommerce product category archive page, while safely outputting the intercepted category description to avoid misrepresentation of the entire site category or undefined variable errors.

How to correctly serialize a multi-select checkbox into a comma separated string using jQuery AJAX

29 Jan 2026

This article describes how to merge the selected values into a single comma-separated string (e.g. product-category=29,27) when handling multiple checkboxes with the same name (e.g. name="product-category") in jQuery AJAX, instead of the default repeated key format (product-category=29&product-category=27).

How to get and display the corresponding article list by category name in WordPress

18 Feb 2026

This article describes how to use WordPress’s get_posts() function to accurately obtain all published articles under a specified category through category names (rather than IDs), and generate a front-end display structure with category name titles and article links.

Professional guide to using the Weka library to read ARFF files in Java

15 Dec 2025

This tutorial details how to use the Weka machine learning library to read ARFF (Attribute-Relation File Format) files efficiently and accurately in Java applications. We will focus on explaining the use of weka.core.converters.ConverterUtils.DataSource class for data loading, and how to correctly set the category index of the data set, and provide complete code examples and best practices to ensure that the data can be correctly parsed and processed by Weka.