Ok it's much clearer now! Merci Guillaume!
On Mar 11, 2:35 pm, Guillaume Lepicard <[email protected]> wrote: > Hi François > > You should use > h.values().invoke("draw"); > As specified in the Has#each method, the iterator's first argument is an > object with two properties : key and > valuehttp://api.prototypejs.org/language/Hash/prototype/each/ > > On Thu, Mar 10, 2011 at 8:17 PM, Francois <[email protected]>wrote: > > > Hi! > > I had problems using the 'invoke' method with an Hash : > > the Enumerable API says about 'invoke' : "Invokes the same method, > > with the same arguments, for all items in a collection. Returns the > > results of the method calls." > > so I expected the following code to work : > > > function A() {}; > > A.prototype.draw = function() { > > console.log('A.draw'); > > }; > > var h = new Hash({ a: new A}); > > console.log('h.size = ', h.size()); > > h.invoke('draw'); > > > but the last call to invoke throws an exception. > > What is wrong with my code? any suggestion ? > > Thanks in advance! > > > ps: I did this to work around the problem : > > h.each( function(e) { e[1].draw(); } ); > > > -- > > You received this message because you are subscribed to the Google Groups > > "Prototype & script.aculo.us" group. > > To post to this group, send email to > > [email protected]. > > To unsubscribe from this group, send email to > > [email protected]. > > For more options, visit this group at > >http://groups.google.com/group/prototype-scriptaculous?hl=en. -- You received this message because you are subscribed to the Google Groups "Prototype & script.aculo.us" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/prototype-scriptaculous?hl=en.
