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Homephp教程php手册什么是PEAR?什么是PECL?PHP中两个容易混淆的概念解释,pearpecl

什么是PEAR?什么是PECL?PHP中两个容易混淆的概念解释,pearpecl

概述

关于PEAR,PECL这两个东西,初学PHP的时候就知道,但是貌似用的人很少再加上以前也是在Windows下做开发,所以了解的不多,现在转到Mac了,就把这两个东西彻底弄弄清楚。

什么是PEAR

PEAR的全称是PHP Extension and Application Repository,是PHP的扩展库,采用PHP语言编写。所以我们可以直接下载,并在我们的代码中包含(include)扩展库。

什么是PECL

PECL的全称是PHP Extension Community Library,它也是PHP的扩展库。PECL的扩展都是采用C语言编写的,可以被载入PHP中,给PHP增加额外的功能,比如PHP的Mongo扩展。

PEAR VS PECL

PEAR采用PHP编写,PECL采用C语言编写
PEAR也是一个PHP编码的标准

总结

以后安装PHP扩展库的时候,比如Mongo扩展,直接采用PECL安装,应该不会再出现版本不匹配的情况了~~

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