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HTML DOM Input FileUpload form Property


The HTML DOM input FileUpload form property returns the reference of the form which enclose the file upload input button.

Syntax

Following is the syntax −

object.form

Example

Let us see an example of input FileUpload form property −

<!DOCTYPE html>
<html>
<head>
<style>
   body{
      text-align:center;
      background-color:#363946;
      color:#fff;
   }
   form{
      margin:2.5rem auto;
   }
   button{
      background-color:#db133a;
      border:none;
      cursor:pointer;
      padding:8px 16px;
      color:#fff;
      border-radius:5px;
      font-size:1.05rem;
   }
   .show{
      font-weight:bold;
      font-size:1.4rem;
   }
</style>
</head>
<body>
<h1>form Property Demo</h1>
<form id="Form 1">
<fieldset>
<legend>Form 1</legend>
<input type="file" class="fileUploadBtn">
</fieldset>
</form>
<button onclick="identify()">Identify File Upload button Form</button>
<p class="show"></p>
<script>
   function identify() {
      var formId = document.querySelector(".fileUploadBtn").form.id;
      document.querySelector(".show").innerHTML = "Hi! I'm from " + formId;
   }
</script>
</body>
</html>

Output

This will produce the following output −

HTML DOM Input FileUpload form Property

Click on “Identify File Upload Button Form” button to identify the form which contain the file upload button.

HTML DOM Input FileUpload form Property