nl_tokens: Returns an array with the items that do not have truthy values for key . You can pass an optional second argument with the target value . Otherwise this will match any property that evaluates to false .
pl_tokens: function ( key , value ) { var exactValue = function ( item ) { return get ( item , key ) === value ; } , hasValue = function ( item ) { return ! ! get ( item , key ) ; } , use = ( arguments . <mask> === 2 ? exactValue : hasValue ) ; return this . reject ( use ) ; }