nl_tokens: Uses { @link #getErrors } to build an array of validation errors . If any errors are found they are passed to { @link #markInvalid } and false is returned otherwise true is returned .
pl_tokens: function ( value ) { var me = this , errors = me . getErrors ( value ) , isValid = Ext . isEmpty ( errors ) ; if ( ! me . preventMark ) { if ( isValid ) { me . clearInvalid ( ) ; } else { me . markInvalid ( <mask> ) ; } } return isValid ; }