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h2. Solve the problem

Solve the problem

During my day by day work i had the problem to validate phone numbers. I tried to work with regular expression but soon i have had a lot of problem to deal with this topic ... *in particular about localization.*

Fortunately i have find out (through the mytical "*stackoverflow*") the google project *[LIBPHONENUMBER|http://code.google.com/p/libphonenumber/]* that solves a lot of problems and more ...