Created
December 29, 2015 23:10
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$list = @" | |
1 Partridge in a pear tree | |
2 Turtle Doves | |
3 French Hens | |
4 Calling Birds | |
5 Golden Rings | |
6 Geese a laying | |
7 Swans a swimming | |
8 Maids a milking | |
9 Ladies dancing | |
10 Lords a leaping | |
11 Pipers piping | |
12 Drummers drumming | |
"@ | |
# 1.Split $list into a collection of entries, as you typed them, | |
# and sort the results by length. As a bonus, see if you can | |
# sort the length without the number. | |
$listEntries = $list -split "`n" | |
$listEntries | Sort-Object -Property Length | |
$listEntries -replace "[\d]+\s","" | Sort-Object -Property Length | |
# 2.Turn each line into a custom object with a properties for Count and Item. | |
$objColl = @() | |
for ($i = 0; $i -lt $listEntries.Length; $i++) { | |
$obj = [PSCustomObject] @{ | |
Count = ($listEntries[$i] -split ' ',2)[0] | |
Item = ($listEntries[$i] -split ' ',2)[1] | |
} # End Object Creation | |
$objColl += $obj | |
} #End for | |
# 3.Using your custom objects, what is the total number of all bird-related items? | |
$birds = 'Partridge','Dove','Hen','Bird','Geese','Swan' | |
$sum = 0 | |
foreach ($bird in $birds) { | |
foreach ($obj in $objColl) { | |
if ("$obj.Item" -match "$bird") { | |
$sum = $sum + $obj.Count | |
} #End if | |
} #End foreach $obj | |
} #End foreach $bird | |
Write-Output "Total number of bird related items is: $sum." | |
Write-Output "Total number of items is: $($objColl | Measure-Object -Property Count -Sum | Select-Object -ExpandProperty Sum)." | |
# Bonus: Using PowerShell what is the total number of cumulative gifts? | |
$cumSum = 0 | |
for ($i = 0; $i -lt $objColl.Length; $i++) { | |
for ($j = 0; $j -le $i; $j++) { | |
$cumSum = $cumSum + $objColl[$j].Count | |
} #end for $j | |
} #end for $i | |
Write-Output "The total number of cumulative gifts is: $cumSum." |
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