composer报错：The requested PHP extension ext-bcmath * is missing from your system. Install or enable

最新推荐文章于 2023-04-07 12:05:06 发布

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本文详细介绍了如何解决Composer在安装Yii2-mongodb扩展时遇到的bcmath和mcrypt扩展缺失的问题。通过检查PHP版本，安装对应版本的扩展，重启PHP服务，并验证扩展是否成功加载，确保开发环境正常运行。

解决compose报错：The requested PHP extension ext-bcmath * is missing from your system. Install or enable PHP's bcmath extension.

报错

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$ composer require --prefer-dist yiisoft/yii2-mongodb                            
Do not run Composer as root/super user! See https://getcomposer.org/root for details
Using version ^2.1 for yiisoft/yii2-mongodb
./composer.json has been updated
Loading composer repositories with package information
Updating dependencies (including require-dev)
Your requirements could not be resolved to an installable set of packages.

  Problem 1
    - The requested PHP extension ext-bcmath * is missing from your system. Install or enable PHP's bcmath extension.
  Problem 2
    - The requested PHP extension ext-mcrypt * is missing from your system. Install or enable PHP's mcrypt extension.


Installation failed, reverting ./composer.json to its original content.

解决方案：安装php的bcmath扩展

1. 首先查看自己php版本

php -v

2. 安装对应版本的扩展

yum  -y install php72w-bcmath

注意：72w是代表7.2版本，安装的时候记得标明版本号

3. 安装完成后，重启下php

service php-fpm restart  或  systemctl restart php-fpm

4. 查看php扩展是否安装成功

php -m

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