Search Multiple Words In File Unix

04 Aug, 2021

To use the find command at the Unix prompt enter. Find varwwwhttp -type f -exec grep -i STRING1STRING2 devnull.

How To Search Multiple Words Strings Patterns With Grep Nixcraft

Leave the double quotes in Options.

Search multiple words in file unix. Replace pattern with a filename or matching expression such as txt. Assuming that you want to search for the string search through multiple files and replace it with replace this is the one-liner. The -e option is not accepted by grep in UNIX but Linux will list every line that contains at least one of the words.

Lets see how the above grep command looks when using grep -E egrep and grep -e. Hi Im using the following command to find the multiple requierd file types and its working fine find. For example to search for three words add the desired string of characters followed by a backslash and pipe.

Find varwwwhttp -type f -exec grep -iE STRING1STRING2 devnull Or -e. Ive done oracle export of a table using Export utility. Grep -E extravalueservice sampletxt.

Grep is a command line utility in UNIXLinux that allows you to perform advanced searches using regular expressions. Less file1 e file2. 1 dmp file 2 dmplog file.

Var is the top-level path from which the search is done recursively in all the sub-dirs files. You may use -e to find multiple words or a pattern that begins with a hyphen. -r searches recursively in sub-dirs as well.

Grep -e unix -e hello examplefiletxt this is line 2 unix this is line 4 hello 9 Search multiple files for a pattern. Recursively Search All Files For A String. Grep -nr PARCEL var --color.

You just use grep like this. Multiple strings can be searched in a certain file type. -bash-41 grep -e Linus -e Torvalds testtxt.

Using the above example for error messages looking through all log files might look like this. When it comes to searching multiple text files the king of all search commands is grep. You can open multiple files by passing the file names as arguments.

H ow do I recursively search all text files for a string such as foo under UNIX Linux BSD Mac OS X shell prompt. The general form of the command is. Grep phoenix sample sample2 sample3.

Find varwwwhttp -type f -exec grep -i -e STRING -e STRING2 devnull With some implementations at least on GNU systems OSX and FreeBSD you can escape. Answered 4 years ago Author has 252 answers and 7451K answer views you can search for multiple words in a file using any of these commands. Use this command.

Grep -il String1 PATH-OF-FILE xargs -I grep -H String2 xargs -I grep -H String3 For eg. -n for printing line number within the file. Its super popular and used in every distribution of Linux.

Then this is what I would do. Lets say I want to search for all those log4jxml files which have the words CONSOLE and ASYNC in them. Find More than 3 File Extensions in Linux When you critically observe all the commands above the little trick is using the -o option in the find command it enables you to add more filenames to the search array and also knowing the filenames or file extensions you are searching for.

Find starting directory matching criteria and actions The find command will begin looking in the starting directory you specify and proceed to search through. Hello All Im a newbierookie in Shell scipting. To Search Multiple Files To search multiple files with the grep command insert the filenames you want to search separated with a space character.

Finally if your know the string is in a file in the current directory theres no need to use the find command. Grep -il foo java. -name pl -o -name pm -o -name sql -o -name so -o -name sh -o -name java -o -name class -o -name jar -o -name gz -o -name Z -type f Though.

To search for multiple strings in a file try doing this. If you want to search multiple files just append as many to the command as youd like. --color highlights the greped string in the output.

Grep -RiIl search xargs sed -i ssearchreplaceg Let me now dissect it and take a quick look at the different tools in use. When I do export it generates 2 files. In dmplog file I have to search for a sentence which goes like 0 records have been inserted and then Ive to check for Export terminated succesfully without warnings.

Find dir1 dir2 dir3 -type f -name java -exec grep -il foo. While you are viewing file1 use e to open the file2 as shown below. Less file1 file2.

Searching a file for a text string with grep As you can see from the screenshot grep returns the entire line that contains the word example If the string occurs on multiple lines then all of those lines will be returned as well. Using an asterisk with the file extension rather than the file name will instruct the grep. This allows you to search for example all text files or all logfiles within a directory.

When you opened more than two files for eg less use the following keys to navigate between filesn go to the next filep go to the previous file. In our case the grep command to match the word phoenix in three files samplesample2 and sample3 looks like this example. You can use grep command or find command as follows.

How To Search Multiple Words Strings Patterns With Grep Nixcraft