reactjs - How to autofocus react textarea? -

i try autofocus or focus(), seems not work.

<textarea autofocus />  or  <textarea ref="textarea" /> componentdidmount() {   finddomnode(this.refs.textarea).focus(); } 

edit

autofocus seems work in chrome.

both autofocus foucs() not work in ios.

calling focus() in componentdidmount seems work in desktop chrome , firefox.

demo.

it seems mobile safari intentionally suppresses auto-focussing of elements.