Extract file extension: Difference between revisions
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fileExt("/path/to.my/file") println |
fileExt("/path/to.my/file") println |
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fileExt("file.odd_one") println |
fileExt("file.odd_one") println |
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</pre> |
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=={{header|PowerShell}}== |
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{{works with|PowerShell|4.0}} |
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<lang PowerShell> |
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function extension($file){ |
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$ext = [System.IO.Path]::GetExtension($file) |
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if (-not [String]::IsNullOrEmpty($ext)) { |
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if($ext.IndexOf("_") -ne -1) {$ext = ""} |
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} |
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$ext |
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} |
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extension "picture.jpg" |
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extension "http://mywebsite.com/picture/image.png" |
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extension "myuniquefile.longextension" |
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extension "IAmAFileWithoutExtension" |
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extension "/path/to.my/file" |
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extension "file.odd_one" |
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</lang> |
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<b>Output:</b> |
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<pre> |
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.jpg |
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.png |
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.longextension |
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</pre> |
</pre> |
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