200 packets transmitted, 200 received, +199 duplicates, 0% packet loss, time 199258ms
比如我有個ping數據,我想取這一行我可以ping完後,結果存到一個文件,然後grep這個文件獲取如上信息
grep ‘200 packets transmitted’ 文件
然後我想獲取到其中的丟包率,即0%可用-o的參數進行如下:
echo “200 packets transmitted, 200 received, +199 duplicates, 0% packet loss, time 199258ms”|grep -oE '[0-9]%'