如何查看php安装模块

查看php安装模块的方法：首先进入命令窗口；然后输入命令“php -m”并执行；最后查看php已安装的模块即可。

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Ubuntu 查看php已安装扩展及相关软件包

查看php已安装扩展

$ php -m [PHP Modules] bcmath bz2 calendar Core ctype curl date dom exif fileinfo filter ftp gd gettext hash iconv igbinary json libxml mbstring memcached msgpack openssl pcntl pcre PDO pdo_pgsql pgsql Phar posix readline redis Reflection session shmop SimpleXML sockets sodium SPL standard sysvmsg sysvsem sysvshm tokenizer wddx xml xmlreader xmlwriter xsl Zend OPcache zip zlib [Zend Modules] Zend OPcache

查看安装php相关软件包：

$dpkg -l | grep 'php' ii  libapache2-mod-php7.2                      7.2.15-0ubuntu0.18.04.2                      amd64        server-side, HTML-embedded scripting language (Apache 2 module) ii  php                                        1:7.2+60ubuntu1                              all          server-side, HTML-embedded scripting language (default) ii  php-auth-sasl                              1.0.6-3                                      all          Abstraction of various SASL mechanism responses ii  php-cli-prompt                             1.0.3+dfsg-1                                 all          tiny helper prompting for user input ii  php-common                                 1:60ubuntu1                                  all          Common files for PHP packages ii  php-composer-ca-bundle                     1.1.0-1                                      all          utility library to find a path to the system CA bundle ii  php-composer-semver                        1.4.2-1                                      all          utilities, version constraint parsing and validation ii  php-composer-spdx-licenses                 1.3.0-1                                      all          SPDX licenses list and validation library ii  php-igbinary                               2.0.5-1build1                                amd64        igbinary PHP serializer ii  php-json-schema                            5.2.6-1                                      all          implementation of JSON schema ii  php-mail                                   1.3.0-1                                      all          Class that provides multiple interfaces for sending emails ii  php-memcached                              3.0.1+2.2.0-1build2                          amd64        memcached extension module for PHP, uses libmemcached ii  php-msgpack                                2.0.2+0.5.7-2build1                          amd64        PHP extension for interfacing with MessagePack ii  php-net-smtp                               1.8.0-1                                      all          PHP PEAR module implementing SMTP protocol ii  php-net-socket                             1.0.14-2                                     all          Network Socket Interface ii  php-pear                                   1:1.10.5+submodules+notgz-1ubuntu1.18.04.1   all          PEAR Base System ii  php-psr-log                                1.0.2-1                                      all          common interface for logging libraries ii  php-redis                                  3.1.6-1build1                                amd64        PHP extension for interfacing with Redis ii  php-symfony-console                        3.4.6+dfsg-1ubuntu0.1                        all          run tasks from the command line ii  php-symfony-debug                          3.4.6+dfsg-1ubuntu0.1                        all          tools to make debugging of PHP code easier ii  php-symfony-filesystem                     3.4.6+dfsg-1ubuntu0.1                        all          basic filesystem utilities ii  php-symfony-finder                         3.4.6+dfsg-1ubuntu0.1                        all          find files and directories ii  php-symfony-polyfill-mbstring              1.6.0-2                                      all          Symfony polyfill for the Mbstring extension ii  php-symfony-process                        3.4.6+dfsg-1ubuntu0.1                        all          execute commands in sub-processes ii  php7.2                                     7.2.15-0ubuntu0.18.04.2                      all          server-side, HTML-embedded scripting language (metapackage) ii  php7.2-bcmath                              7.2.15-0ubuntu0.18.04.2                      amd64        Bcmath module for PHP ii  php7.2-bz2                                 7.2.15-0ubuntu0.18.04.2                      amd64        bzip2 module for PHP ii  php7.2-cli                                 7.2.15-0ubuntu0.18.04.2                      amd64        command-line interpreter for the PHP scripting language ii  php7.2-common                              7.2.15-0ubuntu0.18.04.2                      amd64        documentation, examples and common module for PHP ii  php7.2-curl                                7.2.15-0ubuntu0.18.04.2                      amd64        CURL module for PHP ii  php7.2-fpm                                 7.2.15-0ubuntu0.18.04.2                      amd64        server-side, HTML-embedded scripting language (FPM-CGI binary) ii  php7.2-gd                                  7.2.15-0ubuntu0.18.04.2                      amd64        GD module for PHP ii  php7.2-json                                7.2.15-0ubuntu0.18.04.2                      amd64        JSON module for PHP ii  php7.2-mbstring                            7.2.15-0ubuntu0.18.04.2                      amd64        MBSTRING module for PHP ii  php7.2-opcache                             7.2.15-0ubuntu0.18.04.2                      amd64        Zend OpCache module for PHP ii  php7.2-pgsql                               7.2.15-0ubuntu0.18.04.2                      amd64        PostgreSQL module for PHP ii  php7.2-readline                            7.2.15-0ubuntu0.18.04.2                      amd64        readline module for PHP ii  php7.2-xml                                 7.2.15-0ubuntu0.18.04.2                      amd64        DOM, SimpleXML, WDDX, XML, and XSL module for PHP ii  php7.2-xsl                                 7.2.15-0ubuntu0.18.04.2                      all          XSL module for PHP (dummy) ii  php7.2-zip                                 7.2.15-0ubuntu0.18.04.2                      amd64        Zip module for PHP

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