HTML | DOM Button formEnctype Property

The HTML DOM Button formEnctype Property is used to set or return the value of the enctype attribute in a Button Element. This attribute specifies the data that will be present in the form should be encoded when submitting to the server. This type of attribute can be used only if method = “POST”. It overrides the enctype attribute of a <form> element.

Syntax:

  • It returns the formEnctype property.
    ButtonObject.formEnctype
  • It is used to set the formEnctype property.
    ButtonObject.formEnctype = "application/x-www-form-urlencoded,
             multipart/form-data, text/plain"

Property Values:



  • application/x-www-form-urlencoded: It is the default value. It encodes all the characters before sent to the server. It converts spaces and converts into + symbols and special character into its hex value.
  • multipart/form-data: It does not encode any character.
  • text/plain: This value convert spaces into + symbols but special characters are not converted.
  • Return Value: It returns a string value which represents the encoding type of the form data when sending it to the server.

    Example 1: This example that illustrates how to return Button formEnctype Property.

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    <!DOCTYPE html>
    <html>
      
    <head>
        <title>
            HTML DOM Button formEnctype Property
        </title>
    </head>
      
    <body style="text-align:center;">
        <h1
            GeeksForGeeks 
        </h1>
      
        <h2
            HTML DOM Button formEnctype Property 
        </h2>
      
        <form action="#" method="get" target="_self">
            <button type="submit"
                    id="Geeks"
                    name="myGeeks"
                    value="Submit @ geeksforgeeks"
                    formenctype="multipart/form-data"
                    formTarget="_blank"
                    Formnovalidate>
                Submit </button>
        </form>
      
        <p>
            click on below button to return the Property
        </p>
      
        <button onclick="myGeeks()">
            Click Here!
        </button>
      
        <p id="GFG" style="font-size:25px;"></p>
      
        <!-- Script to return formEnctype Property -->
        <script>
            function myGeeks() {
                var btn = document.getElementById("Geeks").formEnctype;
                document.getElementById("GFG").innerHTML = btn;
            }
        </script>
    </body>
      
    </html>

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    Output:
    Before Clicking On Button:

    After Clicking the Button:

    Example 2: This example illustrates how to set Button formEnctype property.

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    <!DOCTYPE html>
    <html>
      
    <head>
        <title>
            HTML DOM Button formEnctype Property
        </title>
    </head>
      
    <body style="text-align:center;">
        <h1
            GeeksForGeeks 
        </h1>
      
        <h2
            HTML DOM Button formEnctype Property 
        </h2>
      
        <form action="#" method="get" target="_self">
            <button type="submit"
                    id="Geeks" 
                    name="myGeeks"
                    value="Submit @ geeksforgeeks"
                    formenctype="multipart/form-data"
                    formTarget="_blank" 
                    Formnovalidate>
                Submit </button>
        </form>
      
        <p>
            click on below button to set the Property
        </p>
      
        <button onclick="myGeeks()">
            Click Here!
        </button>
      
        <p id="GFG" style="font-size:25px;"></p>
      
        <!-- Script to return formEnctype Property -->
        <script>
            function myGeeks() {
                var btn = document.getElementById(
                  "Geeks").formEnctype = "text/plain";
                
                document.getElementById("GFG").innerHTML = 
                  "The value of the formenctype attribute" +
                  " was changed to " + btn;
            }
        </script>
    </body>
      
    </html>

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    Output:
    Before Clicking On Button:

    After Clicking the Button:

    Supported Browsers: The browsers supported by HTML DOM Button formEnctype Property are listed below:

    • Google Chrome
    • Internet Explorer
    • Firefox
    • Apple Safari
    • Opera


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