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83 lines
2.0 KiB
Markdown
83 lines
2.0 KiB
Markdown
## The *list-headlines.ps1* Script
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This PowerShell script lists the latest RSS feed news.
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## Parameters
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```powershell
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list-headlines.ps1 [[-RSS_URL] <String>] [[-MaxCount] <Int32>] [<CommonParameters>]
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-RSS_URL <String>
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Specifies the URL to the RSS feed
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Required? false
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Position? 1
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Default value https://yahoo.com/news/rss/world
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Accept pipeline input? false
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Accept wildcard characters? false
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-MaxCount <Int32>
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Specifies the number of news to list
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Required? false
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Position? 2
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Default value 20
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Accept pipeline input? false
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Accept wildcard characters? false
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[<CommonParameters>]
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This script supports the common parameters: Verbose, Debug, ErrorAction, ErrorVariable, WarningAction,
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WarningVariable, OutBuffer, PipelineVariable, and OutVariable.
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```
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## Example
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```powershell
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PS> ./list-headlines
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```
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## Notes
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Author: Markus Fleschutz | License: CC0
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## Related Links
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https://github.com/fleschutz/PowerShell
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## Source Code
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```powershell
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<#
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.SYNOPSIS
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Lists the latest headlines
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.DESCRIPTION
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This PowerShell script lists the latest RSS feed news.
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.PARAMETER RSS_URL
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Specifies the URL to the RSS feed
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.PARAMETER MaxCount
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Specifies the number of news to list
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.EXAMPLE
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PS> ./list-headlines
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.LINK
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https://github.com/fleschutz/PowerShell
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.NOTES
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Author: Markus Fleschutz | License: CC0
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#>
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param([string]$RSS_URL = "https://yahoo.com/news/rss/world", [int]$MaxCount = 20)
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try {
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[xml]$Content = (invoke-webRequest -uri $RSS_URL -useBasicParsing).Content
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"`n🌍 $($Content.rss.channel.title) 🌏"
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[int]$Count = 0
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foreach ($item in $Content.rss.channel.item) {
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"→ $($item.title)"
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$Count++
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if ($Count -eq $MaxCount) { break }
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}
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exit 0 # success
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} catch {
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"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
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exit 1
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}
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```
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*Generated by convert-ps2md.ps1 using the comment-based help of list-headlines.ps1*
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