namespace in php A namespace is a hierarchically labeled code block holding a regular PHP code A namespace can contain valid PHP code Namespace affects following types of code classes including abstracts and traits interfaces functions and constants Namespaces are declared using the namespace keyword
Table of Contents Overview Namespaces Sub namespaces Defining multiple namespaces in the same file Basics Namespaces and dynamic language features namespace keyword and NAMESPACE Aliasing and Importing PHP Namespace Summary in this tutorial you ll learn about PHP namespaces how to define classes that belong to a namespace and how to use namespaces Why namespaces When your project grows in complexity you ll need to integrate the code from others Sooner or later you ll find that your code has different classes with the same name
namespace in php
namespace in php
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Understanding namespace In PHP Programming Dive
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Defining namespaces PHP 5 5 3 0 PHP 7 PHP 8 Although any valid PHP code can be contained within a namespace only the following types of code are affected by namespaces classes including abstracts and traits interfaces functions and constants Namespaces are declared using the namespace keyword Namespaces overview PHP 5 5 3 0 PHP 7 PHP 8 What are namespaces In the broadest definition namespaces are a way of encapsulating items This can be seen as an abstract concept in many places For example in any operating system directories serve to group related files and act as a namespace for the files within them
In short a namespaces in PHP is placed at the top of a file and designates that all the code in that file will be placed in a namespace As we ll go into in a bit more detail this namespaces affects classes interfaces functions and constants In PHP a namespace is like a folder It s a way to group related PHP classes functions and constants together Why use namespaces Developers who create libraries or applications frequently encounter challenges in making classes and functions reusable This is where namespaces come in handy to address these issues For instance
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Table of Contents Why Do We Need Namespaces How are Namespaces Defined Calling Namespaced Code Frequently Asked Questions FAQs about PHP 5 3 Namespaces Basics Namespaces are one PHP namespaces are a way of encapsulating items such as classes functions and constants within a logical structure They are used to prevent naming collisions between items defined in different parts of a codebase and to provide a way to organize code into meaningful groups Benefits of Using Namespaces
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namespace in php - Defining namespaces PHP 5 5 3 0 PHP 7 PHP 8 Although any valid PHP code can be contained within a namespace only the following types of code are affected by namespaces classes including abstracts and traits interfaces functions and constants Namespaces are declared using the namespace keyword