Extract file extension: Difference between revisions

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=={{header|FutureBasic}}==

The underscores is a valid extension character in macOS and extensions are returned without leading dots.

<syntaxhighlight lang="futurebasic">include "NSLog.incl"

void local fn DoIt

CFArrayRef paths = @[@"http://example.com/download.tar.gz",@"CharacterModel.3DS",@".desktop",@"document",@"document.txt_backup",@"/etc/pam.d/login"]

CFStringRef path

for path in paths

NSLog(@"%@",fn StringPathExtension( path ))

next

end fn

fn DoIt

HandleEvents</syntaxhighlight>

{{Out}}

<pre>

gz

3DS

desktop

null

txt_backup

null