Linux替换文件内容sed

Edited on In 
1
sed -i 's/str/targetStr/g'  filename

示例：修改 IP 地址

1
2
3
sed -i 's/UUID=6695c513-e9fa-4d7b-83c1-b795ce225485-122/UUID=6695c513-e9fa-4d7b-83c1-b795ce225485-158/g'  /etc/sysconfig/network-scripts/ifcfg-ens33
sed -i 's/IPADDR=192.168.2.122/IPADDR=192.168.2.158/g'  /etc/sysconfig/network-scripts/ifcfg-ens33
sed -i 's/host122/host158/g'  /etc/hostname

本文地址： https://github.com/maxzhao-it/blog/post/ba563af2/