PowerShell/Docs/get-sha256.md

The get-sha256.ps1 Script

This PowerShell script calculates and prints the SHA256 checksum of the given file.

Parameters

/home/mf/Repos/PowerShell/Scripts/get-sha256.ps1 [[-file] <String>] [<CommonParameters>]

-file <String>
    Specifies the path to the file
    
    Required?                    false
    Position?                    1
    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> ./get-sha256 C:\MyFile.txt

Notes

Author: Markus Fleschutz | License: CC0

Related Links

https://github.com/fleschutz/PowerShell

Source Code

<#
.SYNOPSIS
	Prints the SHA256 checksum of a file
.DESCRIPTION
	This PowerShell script calculates and prints the SHA256 checksum of the given file.
.PARAMETER file
	Specifies the path to the file
.EXAMPLE
	PS> ./get-sha256 C:\MyFile.txt
.LINK
	https://github.com/fleschutz/PowerShell
.NOTES
	Author: Markus Fleschutz | License: CC0
#>

param([string]$file = "")

try {
	if ($file -eq "" ) { $file = read-host "Enter the filename" }

	$Result = get-filehash $file -algorithm SHA256

	"✔️ SHA256 hash is: $($Result.Hash)"
	exit 0 # success
} catch {
	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
	exit 1
}

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