Differences

This shows you the differences between two versions of the page.

--- powershell:qnd:file_operations [2022/06/18 14:21] – mgupton
+++ powershell:qnd:file_operations [2022/10/06 20:13] (current) – mgupton
@@ Line 93: / Line 93: @@
 $archive.Entries | Select-Object -Property FullName
+</code>
+Unzip zip archives contained in another zip archive.
+<code powershell>
+Expand-Archive -DestinationPath .\zips '.\all_reports.zip'
+ls .\zips\ | % {Expand-Archive -DestinationPath $env:temp $_.FullName}
 </code>
@@ Line 104: / Line 110: @@
 mkdir "$env:temp\mg-$suffix"
+</code>
+<code powershell>
+$names = @("alpha", "beta", "gamma")
+$name = 0
+while ($name -lt $names.Count) {
+    if ((Test-Path "$env:temp\$names[$name]") -eq $false) {
+        break
+    }
+    $name += 1
+}
+if ($name -eq $names.Count) {
+    $name = 0
+}
+mkdir "$env:temp\$($names[$name])"
 </code>