get element.id and set element.id

[EJLD]

Hi There,
I'd like to get/give an id name of/to a button (part of a listItem).
I used the snippet:

var myVar = element.id;
element.id = 'newId';

but doesn't work.
any idea ?
many thks in advance
Eric

[Egor Kotov6832188]

Hello Eric,

http://gyazo.com/cb7748f4d1a0239cca75... here is an example.

[EJLD]

Thks Egor, i'll check it out soon.