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Article Introduction：Troubleshooting Namespace Autoloading with PHPEncountering the "Class not found" error can be a perplexing issue when using namespaces with autoloading in PHP. This article aims to resolve this issue by providing practical guidance.The code

2024-10-19 comment 0  983

Article Introduction：This article explains in detail how to correctly call the parent class constructor and pass parameters in PHP class inheritance when the subclass overrides the constructor. It is important to point out that if the parent class constructor requires parameters, the subclass must provide these parameters when calling parent::__construct(), otherwise it will cause a runtime error. Through code examples, the correct practical methods are clearly demonstrated, aiming to help developers avoid common inheritance traps and ensure the integrity and stability of program logic.

2025-08-23 comment 0  799

Article Introduction：The ::class Notation in PHP: A Comprehensive ExplanationThe ::class notation in PHP is a relatively recent addition to the language, introduced in...

2024-11-22 comment 0  482

Article Introduction：PHP: Accessing Child Class Methods from a Parent ClassOften, when working with inheritance in PHP, developers encounter the need to access functions from a child class within the parent class. This can be achieved through a powerful mechanism: abstra

2024-10-19 comment 0  388

Article Introduction：Running PHP applications on a Windows server is feasible and practical. 1) Install and configure IIS, 2) Integrate PHP through FastCGI, 3) Solve common problems such as MIME type configuration and extended loading, 4) Optimize performance settings using OpCache and FastCGI, 5) Follow PHP best practices such as using namespaces and PSR standards.

2025-04-16 comment 0  498

Article Introduction：Retrieving Class Name from Static Calls in Extended PHP ClassesProblem:A PHP class hierarchy exists, with a base class Action and an extended...

2024-11-01 comment 0  1144

Article Introduction：Accessing PHP Class Properties DynamicallyIn PHP, you can access class properties using the dot operator (.) like this:$obj->Name =...

2024-11-17 comment 0  671

Article Introduction：In PHP, array paging can be implemented through the paginateArray function. This function accepts an array, the number of items per page, and the current page number, and returns the data of the corresponding page. Example of usage: $myArray=range(1,100);$perPage=10;$currentPage=3;$pagedData=paginateArray($myArray,$perPage,$currentPage); Output the data on page 3, that is, 21 to 30.

2025-05-23 comment 0  958

Article Introduction：This review of Brandon Savage’s Practical Design Patterns in PHP will include my own opinions and impressions about both the book, and the aspect of self-publishing. Many thanks to Brandon for giving me a review copy. Design patterns are about

2025-02-19 comment 0  714

Article Introduction：Getting Class Name in PHPSimilar to Java, PHP provides various methods to retrieve the class name.Using ClassName::classWith PHP version 5.5 and above, class name resolution can be achieved using the ClassName::class syntax:namespace Name\Space; cla

2024-10-19 comment 0  990

Article Introduction：PHP Class Initialization Conundrum: Evaluating Expressions in Property DeclarationsThe PHP documentation dictates that class property declarations...

2024-10-30 comment 0  1118

Article Introduction：Calling Child Class Functions from Parent ClassIn PHP, it's possible to call a function from a child class within a parent class, but it requires careful planning.Consider the following code example:class whale { ... } class fish extends whale { ...

2024-10-19 comment 0  1196

Article Introduction：Constant Scalar Expressions: Resolving Syntax Errors in PHP Class Property DeclarationsAccording to PHP documentation, class properties can be...

2024-10-30 comment 0  708

Article Introduction：In PHP class inheritance, when the subclass overrides the parent class constructor, if the parent class constructor defines the parameters, the subclass must explicitly pass these necessary parameters to the parent class through parent::__construct() . Ignoring this step will result in a runtime error because the parent class cannot receive the parameters required for its initialization, affecting the correct construction and functionality of the object.

2025-08-22 comment 0  599

Article Introduction：Accessing PHP Class Properties with StringsTo retrieve a property in a PHP class using a string, you can utilize the dynamic property access...

2024-11-16 comment 0  718

Article Introduction：Obtaining PHP Class Property using a String:In PHP, when you need to retrieve a property within a class, you typically use the arrow operator...

2024-11-16 comment 0  751

Article Introduction：In PHP class inheritance, when a subclass defines its own constructor, it is crucial to correctly call the constructor of the parent class, especially when the parent class constructor requires parameters. This tutorial will explain in detail how to pass necessary parameters to the parent class constructor through the parent::__construct() method in a subclass to ensure the correct initialization of the parent class attributes, thereby avoiding common runtime errors and maintaining the robustness of the code.

2025-08-22 comment 0  272

Article Introduction：PHP Fatal Error: Double Class DeclarationsIf you encounter the "PHP Fatal error: Cannot redeclare class" message, it indicates that you have...

2024-11-28 comment 0  687

Article Introduction：Dynamically Accessing PHP Class Properties with StringsIn PHP, accessing a class property directly through an object's arrow operator is a common...

2024-11-21 comment 0  400

Article Introduction：Hidden Truths: The Leading Underscore in PHP Class MethodsWhen browsing PHP libraries, one might stumble upon class methods prefixed with a...

2024-11-11 comment 0  1048