标签:ber arc null 注释 SM search tty star ret
cat elasticsearch.yml | grep "^\s*[^# \t].*$"
cat elasticsearch.yml | grep -v ^# |grep -v ^$
linux命令之grep:过滤注释行和空白行
原文地址:https://www.cnblogs.com/LouisZJ/p/8962277.html