crm.fsf.org/20131203/files/sites/all/modules-old/civicrm/bower_components/jquery-validation/src/additional/phoneUS.js

   1 /**
   2  * matches US phone number format
   3  *
   4  * where the area code may not start with 1 and the prefix may not start with 1
   5  * allows '-' or ' ' as a separator and allows parens around area code
   6  * some people may want to put a '1' in front of their number
   7  *
   8  * 1(212)-999-2345 or
   9  * 212 999 2344 or
  10  * 212-999-0983
  11  *
  12  * but not
  13  * 111-123-5434
  14  * and not
  15  * 212 123 4567
  16  */
  17 $.validator.addMethod("phoneUS", function(phone_number, element) {
  18         phone_number = phone_number.replace(/\s+/g, "");
  19         return this.optional(element) || phone_number.length > 9 &&
  20                 phone_number.match(/^(\+?1-?)?(\([2-9]([02-9]\d|1[02-9])\)|[2-9]([02-9]\d|1[02-9]))-?[2-9]([02-9]\d|1[02-9])-?\d{4}$/);
  21 }, "Please specify a valid phone number");