Empty select with attribute name="foo[]" bug fix
Empty select with attribute name="foo[]" bug fix

If you have a select with attribute name="foo[]", and you submit your form, http_build_query returns empty string as a result. In this case you get a form extra field validation error, because your field "foo" converts to
'' => bool(false)

symfony/DomCrawler,symfony/dom-crawler,symfony/dom-crawler,symfony/DomCrawler