shell脚本的多线程
#!/bin/bash ###这是个多线程脚本!!!! for i in {1..254} do { ping -c 2 192.168.2.$i >/dev/null if [ $? = 0 ];then echo "192.168.2.$i 存活" else echo "192.168.2.$i 不存活" fi } & done wait
原文：https://www.cnblogs.com/hui-shao/p/Multithreading.html
