Extract file extension: Difference between revisions

=={{header|EasyLang}}==

<syntaxhighlight>

func$ exext path$ .

for i = len path$ downto 1

c$ = substr path$ i 1

c = strcode c$

if c >= 65 and c <= 90 or c >= 97 and c <= 122 or c >= 48 and c <= 57

ex$ = c$ & ex$

elif c$ = "."

return ex$

else

break 1

.

.

.

for s$ in [ "http://example.com/download.tar.gz" "CharacterModel.3DS" ".desktop" "document" "document.txt_backup" "/etc/pam.d/login" ]

print s$ & " -> " & exext s$

.

</syntaxhighlight>