propelorm/Propel — pull request #520 by woodspire (2012-11-29 15:56:32+00:00)
Title: add isInteger to help symfony form choicelist index

to be used with https://github.com/symfony/symfony/pull/6150

isNumeric() does not do what we want, because 2.34 contains a dot and it won't pass the FormConfigBuilder::isValidName function in ChoiceList::addChoice()