On May 28, 1:48 am, Chris Lercher <cl_for_mail...@gmx.net> wrote:
> Hi George,
>
> absolutely - the other browsers are fine with simple DOM manipulation.
>
> Inspired by the (a little bit outdated) benchmark [1], I changed my
> code to join arrays instead of strings:
>
> --------------
> void attachImages(...) {
> final JsArrayString array = JavaScriptObject.createArray().cast();
> for (...) {
> boolean flag = ...;
> array.push(flag ? "<img src='images/a.gif' style='left:" : "<img
> src='images/b.gif' style='top:");
> array.push(String.valueOf(i));
> array.push("em'/>");
> }
> div1.setHTML(array.join(""));
>
> }
>
> --------------
>
> This also only calls setHTML() once at the end of the loop.
>
> Does anybody see possibilities for optimization - either improving
> performance or resulting in cleaner code?
Use a StringBuilder, it'll optimize dependending on the browser
(pushing into an array and then joining the items, or concatenating
strings, whichever has been benchmarked the fastest by the GWT team)
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