File extension is in extensions list: Difference between revisions

</pre>

=={{header|Ring}}==

<lang ring>

# Project : File extension is in extensions list

# Date : 2017/10/11

# Author : Gal Zsolt (~ CalmoSoft ~)

# Email : <calmosoft@gmail.com>

extensions = [".zip", ".rar", ".7z", ".gz", ".archive", ".a##", ".tar.bz2"]

filenames = ["MyData.a##", "MyData.tar.gz", "MyData.gzip", "MyData.7z.backup",

"MyData...", "MyData", "MyData_v1.0.tar.bz2", "MyData_v1.0.bz2"]

for n = 1 to len(filenames)

flag = 0

for m = 1 to len(extensions)

if right(filenames[n], len(extensions[m])) = extensions[m]

flag = 1

see filenames[n] + " -> " + extensions[m] + " -> " + " true" + nl

exit

ok

next

if flag = 0

see filenames[n] + " -> " + "false" + nl

ok

next

</lang>

Output:

<pre>

MyData.a## -> .a## -> true

MyData.tar.gz -> .gz -> true

MyData.gzip -> false

MyData.7z.backup -> false

MyData... -> false

MyData -> false

MyData_v1.0.tar.bz2 -> .tar.bz2 -> true

MyData_v1.0.bz2 -> false