问题场景
前天遇到一个面试题：输出指定文件指定行内容
方式1 awk 'NR==4' server.properties
[hui@hadoop101 config]$ awk 'NR==4' server.properties # The ASF licenses this file to You under the Apache License, Version 2.0
方式2 sed -n '4p' server.properties
[hui@hadoop101 config]$ sed -n '4p' server.properties # The ASF licenses this file to You under the Apache License, Version 2.0
扩展
打印3~5行内容
方式1 awk 'NR>2 && NR<6' server.properties
[hui@hadoop101 config]$ awk 'NR>2 && NR<6' server.properties # this work for additional information regarding copyright ownership. # The ASF licenses this file to You under the Apache License, Version 2.0 # (the "License"); you may not use this file except in compliance with
方式2 sed -n '3,5p' server.properties
[hui@hadoop101 config]$ sed -n '3,5p' server.properties # this work for additional information regarding copyright ownership. # The ASF licenses this file to You under the Apache License, Version 2.0 # (the "License"); you may not use this file except in compliance with
标签：打印文件,server,内容,file,Linux,hadoop101,NR,config,properties From： https://www.cnblogs.com/wdh01/p/18080139