File Input Output in Powershell (original) (raw)
Published on 10 May 2025 (Updated: 10 May 2025)
Welcome to the File Input Output in Powershell page! Here, you'll find the source code for this program as well as a description of how the program works.
Current Solution
function Set-File([string]$Filename) {
try {
<span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mi>S</mi><mi>t</mi><mi>r</mi><mi>e</mi><mi>a</mi><mi>m</mi><mi>W</mi><mi>r</mi><mi>i</mi><mi>t</mi><mi>e</mi><mi>r</mi><mo>=</mo><mo stretchy="false">[</mo><mi>I</mi><mi>O</mi><mi mathvariant="normal">.</mi><mi>S</mi><mi>t</mi><mi>r</mi><mi>e</mi><mi>a</mi><mi>m</mi><mi>W</mi><mi>r</mi><mi>i</mi><mi>t</mi><mi>e</mi><mi>r</mi><mo stretchy="false">]</mo><mo>:</mo><mo>:</mo><mi>n</mi><mi>e</mi><mi>w</mi><mo stretchy="false">(</mo></mrow><annotation encoding="application/x-tex">StreamWriter = [IO.StreamWriter]::new(</annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:0.6833em;"></span><span class="mord mathnormal">St</span><span class="mord mathnormal">re</span><span class="mord mathnormal" style="margin-right:0.13889em;">amW</span><span class="mord mathnormal" style="margin-right:0.02778em;">r</span><span class="mord mathnormal">i</span><span class="mord mathnormal">t</span><span class="mord mathnormal" style="margin-right:0.02778em;">er</span><span class="mspace" style="margin-right:0.2778em;"></span><span class="mrel">=</span><span class="mspace" style="margin-right:0.2778em;"></span></span><span class="base"><span class="strut" style="height:1em;vertical-align:-0.25em;"></span><span class="mopen">[</span><span class="mord mathnormal" style="margin-right:0.07847em;">I</span><span class="mord mathnormal" style="margin-right:0.02778em;">O</span><span class="mord">.</span><span class="mord mathnormal">St</span><span class="mord mathnormal">re</span><span class="mord mathnormal" style="margin-right:0.13889em;">amW</span><span class="mord mathnormal" style="margin-right:0.02778em;">r</span><span class="mord mathnormal">i</span><span class="mord mathnormal">t</span><span class="mord mathnormal" style="margin-right:0.02778em;">er</span><span class="mclose">]</span><span class="mspace" style="margin-right:0.2778em;"></span><span class="mrel">::</span><span class="mspace" style="margin-right:0.2778em;"></span></span><span class="base"><span class="strut" style="height:1em;vertical-align:-0.25em;"></span><span class="mord mathnormal">n</span><span class="mord mathnormal">e</span><span class="mord mathnormal" style="margin-right:0.02691em;">w</span><span class="mopen">(</span></span></span></span>FileName)
$StreamWriter.WriteLine("Hello, PowerShell!")
$StreamWriter.WriteLine("A line here")
$StreamWriter.WriteLine("A line there")
$StreamWriter.WriteLine("Goodbye, PowerShell!")
$true
} catch {
Write-Host "Cannot write to file <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mrow><mi>F</mi><mi>i</mi><mi>l</mi><mi>e</mi><mi>n</mi><mi>a</mi><mi>m</mi><mi>e</mi></mrow><mo>:</mo></mrow><annotation encoding="application/x-tex">{Filename}: </annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:0.6944em;"></span><span class="mord"><span class="mord mathnormal" style="margin-right:0.13889em;">F</span><span class="mord mathnormal">i</span><span class="mord mathnormal" style="margin-right:0.01968em;">l</span><span class="mord mathnormal">e</span><span class="mord mathnormal">nam</span><span class="mord mathnormal">e</span></span><span class="mspace" style="margin-right:0.2778em;"></span><span class="mrel">:</span></span></span></span>($_.Exception.Message)"
$false
} finally {
if ($StreamWriter) {
$StreamWriter.Close()
$StreamWriter.Dispose()
}
}
}
function Get-File([string]$Filename) {
try {
foreach ($Line in Get-Content -Path $Filename -ErrorAction Stop) {
Write-Host $Line
}
$true
} catch {
Write-Host "Cannot read from file <span class="katex"><span class="katex-mathml"><math xmlns="http://www.w3.org/1998/Math/MathML"><semantics><mrow><mrow><mi>F</mi><mi>i</mi><mi>l</mi><mi>e</mi><mi>n</mi><mi>a</mi><mi>m</mi><mi>e</mi></mrow><mo>:</mo></mrow><annotation encoding="application/x-tex">{Filename}: </annotation></semantics></math></span><span class="katex-html" aria-hidden="true"><span class="base"><span class="strut" style="height:0.6944em;"></span><span class="mord"><span class="mord mathnormal" style="margin-right:0.13889em;">F</span><span class="mord mathnormal">i</span><span class="mord mathnormal" style="margin-right:0.01968em;">l</span><span class="mord mathnormal">e</span><span class="mord mathnormal">nam</span><span class="mord mathnormal">e</span></span><span class="mspace" style="margin-right:0.2778em;"></span><span class="mrel">:</span></span></span></span>($_.Exception.Message)"
$false
}
}
$Filename = "output.txt"
if (-not (Set-File($Filename))) {
Exit 1
}
if (-not (Get-File($Filename))) {
Exit 1
}
File Input Output in Powershell was written by:
- rzuckerm
If you see anything you'd like to change or update, please consider contributing.
How to Implement the Solution
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How to Run the Solution
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