Public/Objects/Split-Array.ps1
|
function Split-Array { [CmdletBinding()] <# .SYNOPSIS Split an array .NOTES Version : July 2, 2017 - implemented suggestions from ShadowSHarmon for performance .PARAMETER inArray A one dimensional array you want to split .EXAMPLE This splits array into multiple arrays of 3 Example below wil return 1,2,3 + 4,5,6 + 7,8,9 Split-array -inArray @(1,2,3,4,5,6,7,8,9,10) -parts 3 .EXAMPLE This splits array into 3 parts regardless of amount of elements Split-array -inArray @(1,2,3,4,5,6,7,8,9,10) -size 3 # Link: https://gallery.technet.microsoft.com/scriptcenter/Split-an-array-into-parts-4357dcc1 #> param( [Object] $inArray, [int]$parts, [int]$size ) if ($inArray.Count -eq 1) { return $inArray } if ($parts) { $PartSize = [Math]::Ceiling($inArray.count / $parts) } if ($size) { $PartSize = $size $parts = [Math]::Ceiling($inArray.count / $size) } $outArray = New-Object 'System.Collections.Generic.List[psobject]' for ($i = 1; $i -le $parts; $i++) { $start = (($i - 1) * $PartSize) $end = (($i) * $PartSize) - 1 if ($end -ge $inArray.count) {$end = $inArray.count - 1} $outArray.Add(@($inArray[$start..$end])) } return , $outArray } |