<input type="checkbox" />

<input type="checkbox" /> Description:

The <input type="checkbox" /> tag adds checkboxes to forms.

<input type="checkbox" /> Web Browser Support:

• Netscape 2, 3, 4, 6, 7
• Mozilla 1
• Firefox 1
• Internet Explorer 2, 3, 4, 5, 6
• Opera 3, 4, 5, 6, 7, 8
• Safari 1
• WebTV / MSNTV
• AvantGo Palm OS
• AvantGo Windows CE
• HTML 3.2, 4.0
• XHTML 1.0
  XHTML Forms Module XHTML Intrinsic Events Module

<input type="checkbox" /> Attributes:

• All the attributes of the input tag, plus:
• checked (optional)
• disabled (optional)
• name (optional)
• readonly (optional)
• type="checkbox"
• usestyle (optional)
• value (optional)
• width (optional)

<input type="checkbox" /> Usage:

• single input checkbox:

  <form>
  <input type="checkbox" name="understand" value="yes" checked="checked" /> check this box if you understand checkboxes
  </form>

• multiple checkboxes with the same name

  <form>
  What type of pets do you have?
  cat <input type="checkbox" name="pet" value="cat" />
  dog <input type="checkbox" name="pet" value="dog" />
  rabbit <input type="checkbox" name="pet" value="rabbit" checked="checked" />
  </form>

<input type="checkbox" /> Special Notes:

• Give several checkboxes the same name (as in example 2) to send a group of values to the server. Use multiple checkboxes to allow multiple choice questions where more than one answer is allowed.
• If the value is omitted, a value of "on" is, sent to the server for checked boxes.

More <input type="checkbox" /> Information:

• Using CGI to Upload Files
• How to Use the input Tag
• Input Tag Attributes
• HTML Forms Links

Return to the <input /> Element
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