錯誤代碼如下：
相關推薦：《composer教程》
[root@localhost?MarketingCenter]#?composer?install Loading?composer?repositories?with?package?information Installing?dependencies?(including?require-dev)?from?lock?file Your?requirements?could?not?be?resolved?to?an?installable?set?of?packages. ? ??Problem?1 ????-?Installation?request?for?php-amqplib/php-amqplib?v2.7.0?->?satisfiable?by?php-amqplib/php-amqplib[v2.7.0]. ????-?php-amqplib/php-amqplib?v2.7.0?requires?ext-bcmath?*?->?the?requested?PHP?extension?bcmath?is?missing?from? ????your?system. ??Problem?2 ????-?php-amqplib/php-amqplib?v2.7.0?requires?ext-bcmath?*?->?the?requested?PHP?extension?bcmath?is?missing?from? ????your?system. ????-?php-amqplib/thumper?v0.5.0?requires?php-amqplib/php-amqplib?^2.6?->?satisfiable?by?php-amqplib/php-amqplib ????[v2.7.0]. ????-?Installation?request?for?php-amqplib/thumper?v0.5.0?->?satisfiable?by?php-amqplib/thumper[v0.5.0]. ? ??To?enable?extensions,?verify?that?they?are?enabled?in?your?.ini?files: ????-?/etc/php.ini ????-?/etc/php.d/curl.ini ????-?/etc/php.d/fileinfo.ini ????-?/etc/php.d/json.ini ????-?/etc/php.d/phar.ini ????-?/etc/php.d/zip.ini ??You?can?also?run?`php?--ini`?inside?terminal?to?see?which?files?are?used?by?PHP?in?CLI?mode.
由此可見，要給 php 增加擴展?ext-bcmath。
1、進入如下目錄
cd?/usr/local/php/lib
2、然后執行如下代碼
yum?install?php-bcmath
即可安裝成功，由上圖問題還需要繼續安裝 mbstring。
yum?install?php-mbstring
回車即可安裝成功，
最后解決了問題，再繼續 composer install，好了操作完成！
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喜歡就支持一下吧
