linux删除/建立软连接

删除

rm -rf /usr/local/bin/php
rm -rf /usr/local/bin/phpize
rm -rf /usr/local/bin/php-config
rm -rf /usr/local/bin/composer

建立

ln -sf /www/server/php/74/bin/php /usr/local/bin/php
ln -sf /www/server/php/74/bin/phpize /usr/local/bin/phpize
ln -sf /www/server/php/74/bin/php-config /usr/local/bin/php-config
ln -sf /www/server/php/74/bin/composer /usr/local/bin/composer