nl_tokens: Iterate the given data .
pl_tokens: function forEach ( data , callback ) { if ( data && isFunction ( callback ) ) { if ( Array . isArray ( data ) || isNumber ( data . length ) /* array-like */ ) { toArray ( data ) . forEach ( function ( value , <mask> ) { callback . call ( data , value , key , data ) ; } ) ; } else if ( isObject ( data ) ) { Object . keys ( data ) . forEach ( function ( key ) { callback . call ( data , data [ key ] , key , data ) ; } ) ; } } return data ; }