سلام .
اون بخش که گفته بودین رو هر چی گشتم پیدا نکردم
این بخش کد نوشتن رو همین جا میذارم
<body> <div id="root"> div> <script crossorigin src="https://unpkg.com/react@16/umd/react.development.js">script> <script crossorigin src="https://unpkg.com/react-dom@16/umd/react-dom.development.js">script> <script src="https://unpkg.com/@babel/standalone/babel.min.js">script> <script type="text/babel"> function TaskLabel(){ return <div className="label-container"> <label htmlFor="theTask">what do you want to do today?label> <br /> div> } function InputMaker(){ return <div className="input-container"> <input type="text" placeholder="type your tasks:" /> <br /> div> } function RadionBtnMaker(){ return <div classNem="radio-container"> <input type="radio"/> div> } function TaskmanagerCreator(){ return <form> <TaskLabel /> <InputMaker /> <RadionBtnMaker /> form> } ReactDOM.render(<TaskmanagerCreator />, document.getElementById('root'));