内容简介:As of PHP 8, we'll be able to use attributes. The goal of these attributes, also known as annotations in many other languages, is to add meta data to classes, methods, variables and what not; in a structured way.The concept of attributes isn't new at all,
Attributes in PHP 8
As of PHP 8, we'll be able to use attributes. The goal of these attributes, also known as annotations in many other languages, is to add meta data to classes, methods, variables and what not; in a structured way.
The concept of attributes isn't new at all, we've been using docblocks to simulate their behaviour for years now. With the addition of attributes though, we now have a first-class citizen in the language to represent this kind of meta data, instead of having to manually parse docblocks.
So what do they look like? How do we make custom attributes? Are there any caveats? Those are the questions that will be answered in this post. Let's dive in!
First things first, here's what attribute would look like in the wild:
<sp></sp>
以上就是本文的全部内容,希望对大家的学习有所帮助,也希望大家多多支持 码农网
猜你喜欢:本站部分资源来源于网络,本站转载出于传递更多信息之目的,版权归原作者或者来源机构所有,如转载稿涉及版权问题,请联系我们。
打造Facebook
王淮、祝文让 / 印刷工业出版社 / 2013-2-1 / 39.80元
《打造Facebook》新书发布会,王淮与读者面对面,活动链接:http://www.douban.com/event/18166913/ 这本书的书名——《打造Facebook:亲历Facebook爆发的5年》很嚣张,谁有资格可以说这句话呢,当然,扎克伯格最有资格,但他不会亲自来告诉你,至少从目前的情况来看,近几年都不大可能。而且,这不是一个人的公司。里面的每一人,尤其是工程师,既是公司文......一起来看看 《打造Facebook》 这本书的介绍吧!