Differences

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--- powershell:qnd:file_operations [2022/05/12 23:26] – mgupton
+++ powershell:qnd:file_operations [2022/10/06 20:13] (current) – mgupton
@@ Line 8: / Line 8: @@
 ~\Desktop
+</code>
+=== User Split-Path to get folder name ===
+<code powershell>
+cd $(Split-Path $PROFILE)
 </code>
 ====== Common Commands By Example ======
-=== List Items with Filter ===
+=== List Items with Filter/Search for files with matching string in name ===
-Example of finding a file somewhere in the filesystem.
+Example of finding a file somewhere in the filesystem and outputting the full path and filename.
+<code powershell>
+Get-ChildItem -Recurse -Filter "csc.exe" | foreach {$_.Fullname}
+</code>
+Use a regex with ''-Match'' operator for more advanced filtering.
 <code powershell>
-Get-ChildItem -Recurse -Filter "csc.exe"
+gci -Recurse | where {$_.Name -Match "^csc.*"} | foreach {$_.Fullname}
 </code>
@@ Line 85: / Line 95: @@
 </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 $_.FullName}
+</code>
+=== Create a folder with name following scheme ===
+<code powershell>
+$suffix = 1
+while ((Test-Path "$env:temp\mg-$suffix") -ne $false) {
+    $suffix += 1
+}
+mkdir "$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>