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[linux] Linux looks for files that contain a certain character under the folder

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Posted on 2020-7-18 17:06:52 | | | |
System: centos 7, folder address: /alidata/log/nginx/date



The Linux grep command is used to find strings in a file that match the conditions. The grep command is used to find files with a specified template style, and if the content of a file is found to match the specified template style, the default grep command will display the column containing the template style. If no file name is specified, or if the file name given is -, the grep command reads the data from the standard input device.

  • -r is a recursive lookup
  • -n is the line number that displays it
  • -R Find all files containing subdirectories
  • -i ignores case


I want to find all the folders that contain "123456789." The command is as follows:


The results are as follows:






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 Landlord| Posted on 2022-2-17 13:50:42 |
Look for the file that contains test under the /data/service directory *.info.log

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