PHP实现链式操作的核心思想
这篇文章主要介绍了PHP实现链式操作的核心思想,本文着重讲解它的核心思想,比较直观明子,需要的朋友可以参考下
PHP 链式操作的实现
复制代码 代码如下:
$db->where()->limit()->order();
在 Common 下创建 Database.php。
链式操作最核心的地方在于:在方法的最后 return $this;
Database.php:
index.php:
where('id = 1'); //$db->where('name = 2'); //$db->order('id desc'); //$db->limit(10); //使用链式操作,一行代码解决问题 $db->where('id = 1')->where('name = 2')->order('id desc')->limit(10);
在使用链式操作时,ide(netbeans 会给出自动提示):

Hot AI Tools

Undresser.AI Undress
AI-powered app for creating realistic nude photos

AI Clothes Remover
Online AI tool for removing clothes from photos.

Undress AI Tool
Undress images for free

Clothoff.io
AI clothes remover

AI Hentai Generator
Generate AI Hentai for free.

Hot Article

Hot Tools

Notepad++7.3.1
Easy-to-use and free code editor

SublimeText3 Chinese version
Chinese version, very easy to use

Zend Studio 13.0.1
Powerful PHP integrated development environment

Dreamweaver CS6
Visual web development tools

SublimeText3 Mac version
God-level code editing software (SublimeText3)

Hot Topics

In this chapter, we will understand the Environment Variables, General Configuration, Database Configuration and Email Configuration in CakePHP.

PHP 8.4 brings several new features, security improvements, and performance improvements with healthy amounts of feature deprecations and removals. This guide explains how to install PHP 8.4 or upgrade to PHP 8.4 on Ubuntu, Debian, or their derivati

To work with date and time in cakephp4, we are going to make use of the available FrozenTime class.

To work on file upload we are going to use the form helper. Here, is an example for file upload.

In this chapter, we are going to learn the following topics related to routing ?

CakePHP is an open-source framework for PHP. It is intended to make developing, deploying and maintaining applications much easier. CakePHP is based on a MVC-like architecture that is both powerful and easy to grasp. Models, Views, and Controllers gu

Working with database in CakePHP is very easy. We will understand the CRUD (Create, Read, Update, Delete) operations in this chapter.

Validator can be created by adding the following two lines in the controller.
