如何在没有提交按钮的情况下提交表格 [英] How to submit form without submit button

问题描述

我正在尝试提交没有提交按钮的表格.我使用以下代码提交:document.forms ['form_id'].submit();但是此代码一遍又一遍地提交.我只想提交一次

I'm trying to submit form without submit button. I used this code to submit: document.forms['form_id'].submit(); but this code submitin over and over again. I want submit just one time

<form method="POST" id="form_id">
<input type="hidden" id="lan" value="" name="number">
</form>


 <script type="text/javascript">

 document.forms['form_id'].submit();

 </script>

推荐答案

<form method="POST" action="" id="mailform">
<input type="email" name="mail" placeholder="EMAIL" id="mail">
<div id="sub" onclick="mailsubmit()">Click Me to Submit</div>
</form>
<script type="text/javascript">
function mailsubmit(){
document.getElementById("mailform").submit();
var mailid = document.getElementById("mail").value;
return mailid?alert(mailid):alert("You did not submit your Email");
}
</script> 

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