composer更新版本 1、查看当前composer版本(大写的V) composer -V 2、当前composer更新为最新稳定版 composer self-update --stable 3
composer -V
composer self-update --stable
composer self-update 2.0.8
回滚到安装的上一个版本
composer self-update --rollback
composer self-update --clean-backups
# composer self-update --helpDescription: Updates composer.phar to the latest versionUsage: self-update [options] [--] [<version>] selfupdateArguments: version The version to update toOptions: -r, --rollback Revert to an older installation of composer --clean-backups Delete old backups during an update. This makes the current version of composer the only backup available after the update --no-progress Do not output download progress. --update-keys Prompt user for a key update --stable Force an update to the stable channel --preview Force an update to the preview channel --snapshot Force an update to the snapshot channel --1 Force an update to the stable channel, but only use 1.x versions --2 Force an update to the stable channel, but only use 2.x versions --2.2 Force an update to the stable channel, but only use 2.2.x LTS versions --set-channel-only Only store the channel as the default one and then exit -h, --help Display help for the given command. When no command is given display help for the list command -q, --quiet Do not output any message -V, --version Display this application version --ansi|--no-ansi Force (or disable --no-ansi) ANSI output -n, --no-interaction Do not ask any interactive question --profile Display timing and memory usage infORMation --no-plugins Whether to disable plugins. --no-scripts Skips the execution of all scripts defined in composer.JSON file. -d, --working-dir=WORKING-DIR If specified, use the given directory as working directory. --no-cache Prevent use of the cache -v|vv|vvv, --verbose Increase the verbosity of messages: 1 for normal output, 2 for more verbose output and 3 for debugHelp: The self-update command checks getcomposer.org for newer versions of composer and if found, installs the latest. PHP composer.phar self-update Read more at https://getcomposer.org/doc/03-cli.md#self-update-selfupdate
来源地址:https://blog.csdn.net/weixin_45112997/article/details/128974657
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