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Macでxcodeが入らずhomebrewが使えない場合

More than 1 year has passed since last update.

OSがなんらかの理由でアップデートできない場合

xcodeが入れられない場合
error文とOSバージョン名でぐぐってみる。
解決できなかったら

xcode-select --install

できなかったらxammp

xammpでphp7系インストール

xammpはMac OS X 10.6 or later. 10.6以上だとできるらしい
https://www.apachefriends.org/jp/index.html

composer install

https://getcomposer.org/download/
https://getcomposer.org/doc/00-intro.md#installation-linux-unix-macos

mysql config

https://laraweb.net/tutorial/3171/

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