php:Talk about this language

Advantages of php

<code>１，开发效率高
２，对于普通网站来说:都是 <span>io</span> 密集型，瓶颈在　mysql ,php 的效率可以忽略不计．</code>

Disadvantages of php

<code><span>１，语言的效率低，在密集计算场景下，会比c</span><span>,</span><span>c</span><span>+</span><span>+</span><span>,</span><span>java</span><span>差几十上百倍</span><span>２，使用某些框架会导致php性能下降：symfony</span><span>,</span><span>laravel(中文叫“拉瓦我”)</span></code>

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The above introduces PHP: Let’s talk about this language, including aspects of it. I hope it will be helpful to friends who are interested in PHP tutorials.