for optimization it is helpful , but not necessary , that you define the minimum number of characters this validator will allow to match . to do this return new patint number where number is the smallest number of characters that can match . concode_field_sep String argsave concode_elem_sep String pattern concode_field_sep Validator arg concode_elem_sep patInt maxChars concode_elem_sep int validate
patInt function ( ) { return new patInt ( 0 ) ; }