![]() To search all the text files in the directory C:\data: findstr /I windows C:\data\*.txt You can use wildcard ‘*” to specify that all the files in a directory should be searched for the given string.įor example, to search for ‘windows’ in all the files in the current directory, you can use the below command. findstr /R *xyz filename.txt Search for text in all the files in a current directory Search for the occurrence of all words ending with ‘xyz’ in a file. Here the pattern can be specified using regular expressions. You can use regular expressions with findstr /R switch. C indicates that the search pattern has to be matched literally.įor example, to search for the string “Apple Ball Cat” in file Book.txt, the command would be as below findstr /C:"Apple Ball Cat" Book.txt Search with Regular Expressions Search for pattern with multiple words findstr /C:"word1 word2 word3." filename This command would print a line if it has has either the word ‘Apple’ or the word ‘Orange’ or both the words. You can find more topics about PowerShell Active Directory commands and PowerShell basics on the ShellGeek home page.Findstr "word1 word2 word3." filename.txt findstr "Apple Orange" fruits.txt Use Select-String to find the string in file or variable similar to the grep command in UNIX and findstr in windows. I hope the above article using the Select-String to search string in file and variable is helpful to you. PowerShell Tip: PowerShell Select-String Ignore Case search and CaseSensitive Search! Conclusion Select-String uses the Pattern parameter to specify the input string to search in variable and returns the output as follows: $mysqlInfo |Out-String -Stream | Select-String -Pattern 'datadir' It formatted the string objects into multiple single-line string objects. In the above PowerShell script, the $mysqlInfo variable input pipes to the Out-String -Stream. $mysqlInfo |Out-String -Stream | Select-String -Pattern 'datadir' ![]() Use the Select-String to specify the pattern to find the string in the variable. Let’s consider an example where hash contains the below key-value data pair and is stored in the $mysqlInfo variable. ![]() Using the Select-String in PowerShell, you can search string in the hash variable. ![]() Get-Content search string in object Search String in Hash variable The output of the above script to search string in string object is: It uses the Pattern parameter to find the string in the string object. It pipes the content of the string object to the Select-String command. The Get-Content reads the content of the file my.ini specified by the Path parameter. ![]() Get-Content -Path C:\Windows\my.ini | Select-String -Pattern "basedir*" Use the Get-Content to search for a string in the file using the following command. It reads the content of the file and returns the string object. The Get-Content gets the content of the file specified by the path parameter. PowerShell Tip: How to find the file last modified date using PowerShell! Search for String in File Using Get-Content It finds the string in the file and prints its filename, line number, and line containing the text. Select-String displays the output on the console. The output of the script to grep a text file is: PS C:\> Select-String -Path D:\PowerShell\*.* -Pattern 'Get-'ĭ:\PowerShell\GetFileProperties-Assignment.txt:1:Get-ChildItem -File | Select name,CreationTimeĭ:\PowerShell\print-spooler-service-Test.ps1:1:$PrintSpooler = Get-Service -Name Spoolerĭ:\PowerShell\print-spooler-service.ps1:1:$PrintSpooler = Get-Service -Name Spooler In the above PowerShell script, Select-String uses Pattern ‘Get-‘ to search string in the file specified by the Path parameter. Select-String -Path D:\PowerShell\*.* -Pattern 'Get-' It uses regular expression matching to search for patterns in the file. Use Select-String in PowerShell to find a string in the file. PowerShell search string in the file PowerShell find string in file ![]()
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