PowerShell/Docs/turn-volume-up.md

## The *turn-volume-up.ps1* PowerShell Script

This PowerShell script turns the audio volume up (+10% by default).

## Parameters
```powershell
turn-volume-up.ps1 [[-percent] <Int32>] [<CommonParameters>]

-percent <Int32>
    Specifies the percent number
    
    Required?                    false
    Position?                    1
    Default value                10
    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
```powershell
PS> ./turn-volume-up

```

## Notes
Author: Markus Fleschutz | License: CC0

## Related Links
https://github.com/fleschutz/PowerShell

## Source Code
```powershell
<#
.SYNOPSIS
	Turns the volume up 
.DESCRIPTION
	This PowerShell script turns the audio volume up (+10% by default).
.PARAMETER percent
	Specifies the percent number
.EXAMPLE
	PS> ./turn-volume-up
.LINK
	https://github.com/fleschutz/PowerShell
.NOTES
	Author: Markus Fleschutz | License: CC0
#>

param([int]$percent = 10)

try {
	$obj = New-Object -com wscript.shell
	for ([int]$i = 0; $i -lt $percent; $i += 2) {
		$obj.SendKeys([char]175) # each tick is +2%
	}
	& "$PSScriptRoot/speak-english.ps1" "$($percent)% louder."
	exit 0 # success
} catch {
	"⚠️ Error in line $($_.InvocationInfo.ScriptLineNumber): $($Error[0])"
	exit 1
}
```

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