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Linux find file by extension recursive1/17/2024 In this article you will learn how to grep files recursively. It’s a staple of many Linux and Unix-based systems, and is widely used by system administrators, developers, and others who need to search through large volumes of text data. \( -name junk -o -name dummy \) -exec rm '' \ įor more information on searching for files, see the man page find(1).Grep is a powerful command-line tool that allows you to search for specific patterns within text files. For example, if you name your temporary files junk or dummy, this command finds and removes the files. If you name your temporary files consistently, you can use find to search for and remove these files. You can use find to automatically remove temporary work files. The quoted braces are replaced with the file names that find selects. You terminate this option with an escaped semicolon ( \ ). You can also use find to apply commands to the files it selects with the following options. find then selects files for which the option does not apply: You can invert the sense of an option by including an escaped exclamation point before the option. find then displays the results of both searches. directory for all files that are named AAA, then looks for all files named BBB. In the previous example, the find command searches in the. Within escaped parentheses, you can use the -o flag between options to indicate that find should select files that qualify under either category, rather than just those files that qualify under both categories. You can specify an order of options by combining options within escaped parentheses (for example, \( options\) ). Selects files that have been modified more recently than checkfile. Selects files that have been modified within n days. userid can be either a login name or user ID number. Surround filename with single quotes if it includes filename substitution patterns. Selects files with a rightmost component that matches filename. The following table describes other options of the find command. This portion of a file's name is often called the base name.įor example, to see which files within the current directory and its subdirectories end in s, type the following command. For example, the rightmost component of the file /usr/bin/calendar is calendar. Here filename is taken to be the rightmost component of a file's full path name. The -name filename option tells find to select files that match filename. The -print option indicates that you want the system to display the results. The more options you apply, the narrower the field becomes. A file must meet all criteria to be selected. In the previous example, directory is the name of the starting directory and options represents the options for the find command.Įach option describes a criterion for selecting a file. You must specify the starting directory before your desired options. Unlike most commands, find options are several characters long. For example, you might search for file names that match a certain pattern or that have been modified within a specified time frame. The find command searches for files that meet conditions you specify, starting from a directory you name.
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