Anonymous user
Sum and product of an array: Difference between revisions
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→{{header|PowerShell}}: The -join operator first appeared in PowerShell 2
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}</lang>
One could also let PowerShell do all the work by simply creating an expression to evaluate:
{{works with|PowerShell|2}}
<lang powershell>function Get-Product ($a) {
if ($a.Length -eq 0) {
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