PowerShell/Docs/list-headlines.md

The PowerShell Script list-headlines.ps1

This PowerShell script lists the latest RSS feed news.

Parameters

list-headlines.ps1 [[-RSS_URL] <String>] [[-MaxCount] <Int32>] [<CommonParameters>]

-RSS_URL <String>
    Specifies the URL to the RSS feed
    
    Required?                    false
    Position?                    1
    Default value                https://yahoo.com/news/rss/world
    Accept pipeline input?       false
    Accept wildcard characters?  false

-MaxCount <Int32>
    Specifies the number of news to list
    
    Required?                    false
    Position?                    2
    Default value                20
    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> ./list-headlines

Notes

Author: Markus Fleschutz | License: CC0

Related Links

https://github.com/fleschutz/PowerShell

Source Code

<#
.SYNOPSIS
	Lists the latest headlines
.DESCRIPTION
	This PowerShell script lists the latest RSS feed news.
.PARAMETER RSS_URL
	Specifies the URL to the RSS feed
.PARAMETER MaxCount
	Specifies the number of news to list
.EXAMPLE
	PS> ./list-headlines
.LINK
	https://github.com/fleschutz/PowerShell
.NOTES
	Author: Markus Fleschutz | License: CC0
#>

param([string]$RSS_URL = "https://yahoo.com/news/rss/world", [int]$MaxCount = 20)

try {
	[xml]$Content = (invoke-webRequest -uri $RSS_URL -useBasicParsing).Content
	"`n🌍 $($Content.rss.channel.title) 🌏"

	[int]$Count = 0
	foreach ($item in $Content.rss.channel.item) {
		"→ $($item.title)"
		$Count++
		if ($Count -eq $MaxCount) { break }
	}
	exit 0 # success
} catch {
	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
	exit 1
}

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