<!DOCTYPE html><html><head><meta http-equiv="Content-Type" content="text/html; charset=UTF-8"/><title> </title><script type="text/javascript">window.onload = function(){ var oBtn = document.getElementById('jsSub'); oBtn.onclick = function(){ var form = new FormData(document.getElementById('fs')); console.log(form.get('account')); // null 没取到表单里的值 form.append('amount','10'); console.log(form.get('amount')); // 10 append值成功 }}</script></head><body><p>FormData测试</p><br/><from id="fs" ><input type="text" name="account" /><input type="submit" value="提交" id="jsSub" /></from></body>FormData不能取到表单内的值，是什么原因。
添加回答
举报
0/150
提交
取消