Guzzlehttp/guzzle配合symfony/console命令行实现文件下载进度条安装guzzlehttp/guzzle,symfony/console$composerrequireguzzlehttp/guzzle$composerrequiresymfony/consolecodeexample#!/usr/bin/envphp$saveFilePath,'progress'=>function($totalDownload,$downloaded)使用($output,&$progressBar,&$isDownloaded){如果($totalDownload>0&&$downloaded>0&&null===$progressBar){$progressBar=newProgressBar($output,$totalDownload);$progressBar->setFormat('very_verbose');$progressBar->start();}if(!$isDownloaded&&$progressBar&&$totalDownload===$downloaded){$progressBar->finish();$output->writeln(PHP_EOL);返回$isDownloaded=true;}if($progressBar){$progressBar->setProgress($downloaded);}},]);$client->get($fileDownloadUrl);$output->writeln('下载完成');相关链接https://github.com/symfony/consolehttps://github.com/guzzle/guzzlehttps://github.com/guanguans/music-php原文档链接https://github.com/guanguans/guanguans.github.io
