rgument to the function will be the piece of data that you are transforming into dom elements, and the second argument is an index. </div><div class="qm-html-paragraph">This function only gets called for new elements being added to the page. If you call view.apply(data) repeatedly where the size of the data does not change, then the enter function will only be called the first time view.apply(data) is called. After that, since no new element need to be created, enter will not be called. This makes using vie