php@7.1重新安装了它。这应该包括intl和mcrypt，我不必单独使用brew install php71-intl 安装它
➜ ~ php -v
PHP Warning: PHP Startup: Unable to load dynamic library '/usr/lib/php/extensions/no-debug-non-zts-20160303/php_intl.dll' - dlopen(/usr/lib/php/extensions/no-debug-non-zts-20160303/php_intl.dll, 0x0009): closured error in Unknown on line 0
PHP 7.1.14 (cli) (built: Feb 7 2018 18:33:30) ( NTS )
Copyright (c) 1997-2018 The PHP Group
Zend Engine v3.1.0, Copyright (c) 1998-2018 Zend Technologies
这是自制软件的正确版本，但无法找到扩展名。此路径中只有opcache.so和xdebug.so。
作曲家更新输出：
composer git:(develop) ✗ composer update
PHP Warning: PHP Startup: Unable to load dynamic library '/usr/local/Cellar/php@7.1/7.1.18/lib/php/20160303/php_intl.dll' - dlopen(/usr/local/Cellar/php@7.1/7.1.18/lib/php/20160303/php_intl.dll, 9): image not found in Unknown on line 0
Warning: PHP Startup: Unable to load dynamic library '/usr/local/Cellar/php@7.1/7.1.18/lib/php/20160303/php_intl.dll' - dlopen(/usr/local/Cellar/php@7.1/7.1.18/lib/php/20160303/php_intl.dll, 9): image not found in Unknown on line 0
PHP Warning: PHP Startup: Unable to load dynamic library '/usr/local/opt/php71-intl/intl.so' - dlopen(/usr/local/opt/php71-intl/intl.so, 9): image not found in Unknown on line 0
Warning: PHP Startup: Unable to load dynamic library '/usr/local/opt/php71-intl/intl.so' - dlopen(/usr/local/opt/php71-intl/intl.so, 9): image not found in Unknown on line 0
PHP Warning: PHP Startup: Unable to load dynamic library '/usr/local/opt/php71-mcrypt/mcrypt.so' - dlopen(/usr/local/opt/php71-mcrypt/mcrypt.so, 9): image not found in Unknown on line 0
Warning: PHP Startup: Unable to load dynamic library '/usr/local/opt/php71-mcrypt/mcrypt.so' - dlopen(/usr/local/opt/php71-mcrypt/mcrypt.so, 9): image not found in Unknown on line 0
Loading composer repositories with package information
Updating dependencies (including require-dev)
到目前为止我找不到解决方案。