JSFiddle - React, Tailwind, and code Playground
HTML
<textarea id='note' name='workItemVO.note'> </textarea>
JavaScript
$("textarea[name='workItemVO.note']").val('dummyNote')
<textarea id='note' name='workItemVO.note'> </textarea>
$("textarea[name='workItemVO.note']").val('dummyNote')