Linux sed替换

linux 给文件替换字符串/替换内容/替换某行 (shell,sed)_linux下正则表达式替换文件内容-CSDN博客

# 不加 -i， 预览替换后的数据
~/sperf/sperf-0018/conf # sed 's/192.168.15.206/192.168.15.2000/g' /root/sperf/sperf-0018/conf/csm.ini
{
    "server": {
        "ip": "192.168.15.2000",
        "port": 9158,
        "timeout": 5
    }
}
~/sperf/sperf-0018/conf #
# 加 -i直接替换，不预览
~/sperf/sperf-0018/conf # sed -i 's/192.168.15.206/192.168.15.2000/g' /root/sperf/sperf-0018/conf/csm.ini
~/sperf/sperf-0018/conf #