Validating international phone numbers Cam caught hidden sex web
Maintaining a complex rule-set which could be outdated at any point in the future by any country in the world does not sound fun.
$ here it is without the extension section (I make my users enter ext in a separate field): ^(? Do you foresee any need to allow square, curly, or angled brackets for some regions? If you want to maintain per digit rules (such as in US Area Codes and Prefixes (exchange codes) must fall in the range of 200-999) well, good luck to you.
I came up with this: Here's a perl script to test it. I can't understand this: "It's easy to get arround until you remove ^ and $ or else I'm able to get around it using   ".
You've correctly identified that it's a tricky problem...
Most cell phones in the US don't require it, and it'll start to baffle the younger generation unless they've dialed internationally.
Beyond that - the list you gave does not include another common US format - leaving off the initial 1.
It adds a flag dropdown to any input, detects the user's country, displays a relevant placeholder and provides formatting/validation methods.
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