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3.0 KiB
The replace-in-files.ps1 Script
This PowerShell script searches and replaces a pattern in the given files by the replacement.
Parameters
/home/mf/Repos/PowerShell/Scripts/replace-in-files.ps1 [[-pattern] <String>] [[-replacement] <String>] [[-files] <String>] [<CommonParameters>]
-pattern <String>
Specifies the pattern to look for
Required? false
Position? 1
Default value
Accept pipeline input? false
Accept wildcard characters? false
-replacement <String>
Specifies the replacement
Required? false
Position? 2
Default value
Accept pipeline input? false
Accept wildcard characters? false
-files <String>
Specifies the file to scan
Required? false
Position? 3
Default value
Accept pipeline input? false
Accept wildcard characters? false
[<CommonParameters>]
This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
Example
PS> ./replace-in-files NSA "No Such Agency" C:\Temp\*.txt
Notes
Author: Markus Fleschutz | License: CC0
Related Links
https://github.com/fleschutz/PowerShell
Source Code
<#
.SYNOPSIS
Search and replace a pattern in the given files by the replacement
.DESCRIPTION
This PowerShell script searches and replaces a pattern in the given files by the replacement.
.PARAMETER pattern
Specifies the pattern to look for
.PARAMETER replacement
Specifies the replacement
.PARAMETER files
Specifies the file to scan
.EXAMPLE
PS> ./replace-in-files NSA "No Such Agency" C:\Temp\*.txt
.LINK
https://github.com/fleschutz/PowerShell
.NOTES
Author: Markus Fleschutz | License: CC0
#>
param([string]$pattern = "", [string]$replacement = "", [string]$files = "")
function ReplaceInFile { param([string]$FilePath, [string]$Pattern, [string]$Replacement)
[System.IO.File]::WriteAllText($FilePath,
([System.IO.File]::ReadAllText($FilePath) -replace $Pattern, $Replacement)
)
}
try {
if ($pattern -eq "" ) { $pattern = read-host "Enter search pattern" }
if ($replacement -eq "" ) { $replacement = read-host "Enter replacement" }
if ($files -eq "" ) { $files = read-host "Enter files" }
$StopWatch = [system.diagnostics.stopwatch]::startNew()
$fileList = (get-childItem -path "$files" -attributes !Directory)
foreach($file in $fileList) {
ReplaceInFile $file $pattern $replacement
}
[int]$Elapsed = $StopWatch.Elapsed.TotalSeconds
"OK, replaced '$pattern' by '$replacement' in $($fileList.Count) files in $Elapsed sec."
exit 0 # success
} catch {
"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
exit 1
}
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