php接口

Jun 06, 2016 pm 07:46 PM
php u Why What benefit interface computer Want to use

为什么要用接口呢?用接口有什么好处呢? 电脑都有usb接口,这其实和php接口差不多。为什么U盘,数据线插在usb接口上,电脑都能识别呢?这是因为各厂家都遵循usb接口这个规范。插入识别,数据传输,不需要知道传输的是什么,这就是接口的好处。还有一个就是

为什么要用接口呢?用接口有什么好处呢?

电脑都有usb接口,这其实和php接口差不多。为什么U盘,数据线插在usb接口上,电脑都能识别呢?这是因为各厂家都遵循usb接口这个规范。插入识别,数据传输,不需要知道传输的是什么,这就是接口的好处。还有一个就是解决单继承的问题。

使用接口(interface),可以指定某个类必须实现哪些方法,但不需要定义这些方法的具体内容。
接口是通过 interface 关键字来定义的,就像定义一个标准的类一样,但其中定义所有的方法都是空的。
接口中定义的所有方法都必须是公有,这是接口的特性。

Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot Article Tags

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

How to fine-tune deepseek locally How to fine-tune deepseek locally Feb 19, 2025 pm 05:21 PM

How to fine-tune deepseek locally

deepseek image generation tutorial deepseek image generation tutorial Feb 19, 2025 pm 04:15 PM

deepseek image generation tutorial

deepseek why can't you log in deepseek login portal deepseek why can't you log in deepseek login portal Feb 19, 2025 pm 05:00 PM

deepseek why can't you log in deepseek login portal

Pi Node Teaching: What is a Pi Node? How to install and set up Pi Node? Pi Node Teaching: What is a Pi Node? How to install and set up Pi Node? Mar 05, 2025 pm 05:57 PM

Pi Node Teaching: What is a Pi Node? How to install and set up Pi Node?

How to ask deepseek How to ask deepseek Feb 19, 2025 pm 04:39 PM

How to ask deepseek

How to download deepseek How to download deepseek Feb 19, 2025 pm 05:45 PM

How to download deepseek

Why can't the Bybit exchange link be directly downloaded and installed? Why can't the Bybit exchange link be directly downloaded and installed? Feb 21, 2025 pm 10:57 PM

Why can't the Bybit exchange link be directly downloaded and installed?

How to use deepseek How to use deepseek Feb 19, 2025 pm 04:45 PM

How to use deepseek

See all articles