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Extract file extension: Difference between revisions
Add Jsish
(→{{header|Haskell}}: Added a Posix-compliant sub-header) |
(Add Jsish) |
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/etc/pam.d/login has extension:
</pre>
=={{header|Jsish}}==
<lang javascript>#!/usr/bin/env jsish
/* Extract filename extension (for a limited subset of possible extensions) in Jsish */
function extractExtension(filename) {
var extPat = /\.[a-z0-9]+$/i;
var ext = filename.match(extPat);
return ext ? ext[0] : '';
}
if (Interp.conf('unitTest')) {
var files = ["http://example.com/download.tar.gz", "CharacterModel.3DS",
".desktop", "document", "document.txt_backup", "/etc/pam.d/login"];
for (var fn of files) puts(fn, quote(extractExtension(fn)));
}
/*
=!EXPECTSTART!=
http://example.com/download.tar.gz ".gz"
CharacterModel.3DS ".3DS"
.desktop ".desktop"
document ""
document.txt_backup ""
/etc/pam.d/login ""
=!EXPECTEND!=
*/</lang>
{{out}}
<pre>prompt$ jsish --U extractExtension.jsi
http://example.com/download.tar.gz ".gz"
CharacterModel.3DS ".3DS"
.desktop ".desktop"
document ""
document.txt_backup ""
/etc/pam.d/login ""
prompt$ jsish -u extractExtension.jsi
[PASS] extractExtension.jsi</pre>
=={{header|Julia}}==
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