解决

当把配置文件贴出来时，答案尽显眼前。系统有两个PHP文件。

1. php.ini-production

2. php.ini

我改是php.ini -_-!!!

- ./php-fpm/php.ini-production:/usr/local/etc/php/php.ini:ro

Tip 修改配置文件，不用删除docker，重启docker即可 docker-compose restart

问题过程

使用的docker,php配置文件改变，使用docker-compose rm 然后 docker-comose up .为什么在phpinfo()看却没有改变呢？

项目目录

配置文件

docker-compose.yml

# web server
nginx:
  image: nginx:latest
  ports:
    - "80:80"
    - "443:443"
  volumes:
    # app
    - ./app/src:/usr/share/nginx/html
    # nginx configs
    - ./nginx/nginx.conf:/etc/nginx/nginx.conf:ro
    - ./nginx/conf.d/:/etc/nginx/conf.d/:ro
    # certificates
    #- ./nginx/ca/server.crt/:/etc/nginx/server.crt:ro
    #- ./nginx/ca/server.key/:/etc/nginx/server.key:ro
  links:
    - fpm:__DOCKER_PHP_FPM__

# php-fpm
fpm:
  build: ./php-fpm
  ports:
    - "9000"
  volumes:
    - ./app/src:/usr/share/nginx/html
    # Your php.ini
    - ./php-fpm/php.ini-production:/usr/local/etc/php/php.ini:ro
  # environment:
    # Set your APP env variables here:
    # - APP_KEY=
    # - DB_HOST=
    # - DB_DATABASE=
    # - DB_USERNAME=
    # - DB_PASSWORD=
  links:
    - mysql:mysql

# database
mysql:
  image: mysql:latest
  ports:
    # Allow client to access 3306
    - "3306:3306"
  volumes:
    # NOTE: your data will be stored in ./mysql
    - ./mysql:/var/lib/mysql
  environment:
    - MYSQL_ROOT_PASSWORD=root123