在 ReactJS 中加載頁面時如何提交form？<form id="redirectForm" method="post" action="https://test.cashfree.com/billpay/checkout/post/submit">  <input type="text" name="appId" value={this.state.appId}/>  <input type="text" name="orderId" value={this.state.orderId}/>  <input type="text" name="orderAmount" value={this.state.orderAmount}/>  <input type="text" name="orderCurrency" value={this.state.orderCurrency}/>  <input type="text" name="orderNote" value={this.state.orderNote} />  <input type="text" name="customerName" value={this.state.customerName}/>  <input type="text" name="customerEmail" value={this.state.customerEmail} />  <input type="text" name="customerPhone" value={this.state.customerPhone} />  <input type="text" name="returnUrl" value={this.state.returnUrl} />  <input type="text" name="notifyUrl" value={this.state.notifyUrl} />  <input type="text" name="signature" value={this.state.signature}/>  <button type="submit">Pay</button></form>Java腳本：<script>document.getElementById("redirectForm").submit();</script>