Created
December 2, 2015 15:46
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StackOverFlow - Multiple switch values inside a loop
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| #Make a few test files | |
| 290..296 | %{ | |
| "ham" > t:\"ham$($_)bacon.iso"} | |
| #verify they were created | |
| dir t:\*.iso | |
| Mode LastWriteTime Length Name | |
| ---- ------------- ------ ---- | |
| -a---- 12/2/2015 10:41 AM 12 ham290bacon.iso | |
| -a---- 12/2/2015 10:41 AM 12 ham291bacon.iso | |
| -a---- 12/2/2015 10:41 AM 12 ham292bacon.iso | |
| -a---- 12/2/2015 10:41 AM 12 ham293bacon.iso | |
| -a---- 12/2/2015 10:41 AM 12 ham294bacon.iso | |
| -a---- 12/2/2015 10:41 AM 12 ham295bacon.iso | |
| -a---- 12/2/2015 10:41 AM 12 ham296bacon.iso | |
| #change our code. Now, instead of seeing if the name is in a list of names we don't want, we're using | |
| #PowerShell's wildcard search tool ( -like ), to find files with 291 or 292 somewhere in their name | |
| $pattern = '(\d{2,4})' | |
| Dir t:\ *.iso | Where {$_.BaseName -match $pattern} | ForEach-Object{ | |
| if (($_.BaseName -like "*291*") -or ($_.BaseName -like "*292*")) {$null} | |
| else{$_} | |
| } | |
| Mode LastWriteTime Length Name | |
| ---- ------------- ------ ---- | |
| -a---- 12/2/2015 10:41 AM 12 ham290bacon.iso | |
| -a---- 12/2/2015 10:41 AM 12 ham293bacon.iso | |
| -a---- 12/2/2015 10:41 AM 12 ham294bacon.iso | |
| -a---- 12/2/2015 10:41 AM 12 ham295bacon.iso | |
| -a---- 12/2/2015 10:41 AM 12 ham296bacon.iso | |
| #We see the offending files were removed |
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