Regex for German Zip Codes

I found the following regular expression (source) working fine for me:

I tried two alternatives that did not work because they were too general:

The first regex matches the zip code “00000” which is invalid in the German system. The second regex matches the zip code “99999” which is invalid, too.

About the author

Uwe

Software developer with experience in Java, JavaFX, EMF, OSGi, and a little bit of Swift. I live and work in Munich.

I use this website mainly as a journal and personal knowledge data base.

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