HTML and CSS Reference
In-Depth Information
Table A-3 HTML Tags and Attributes
(continued)
HTML Tag and Attributes
Description
<input>….</input>
(continued)
multiple=
multiple
If present, the user is allowed more than one value
name=
text
Assigns a name to the control
new
new
pattern=
regexp_pattern
Specifies a pattern or format for the input field's value
placeholder=
text
Specifies a hint to help users fill out the input field
readonly=readonly
Prevents changes to the control
new
required=required
Indicates that the input field's value is required in order to submit the form
size=
number
Sets the initial size of the control to a value in characters
new
step=
number
Specifies the legal number intervals for the input field
src=
URL
Identifies the location of the image if the control is set to an image
type=
type
Defines the type of control
value=
value
Sets the initial value of the control
<ins>….</ins>
Identifies and displays text as having been inserted in the document in
relation to a previous version
cite=
URL
Specifies the URL of a document that has more information on the
inserted text
datetime=
datetime
Date and time of a change
<kbd>….</kbd>
Sets enclosed text to display as keyboard-like input
new
<keygen>...</keygen>
Defines a generated key in a form
autofocus=autofocus
Makes the input field focused on page load
challenge=challenge
Specifies that the value of the keygen is set to be challenged when submitted
disabled=disabled
Disables the keytag field
form=
form_id
Defines one or more forms the input field belongs to
keytype=rsa, dsa, ec
Specifies the security algorithm of the key (for example, rsa generates an
RSA key)
name=
text
Defines a unique name for the input element; the name attribute
is used to collect the field's value when submitted
<label>….</label>
Creates a label for a form control
for=
element_id
Indicates the name or ID of the element to which the label is applied
form=
form_id
Specifies one or more forms the label field belongs to
<legend>….</legend>
Assigns a caption to a fieldset element, as defined by the <ieldset> tags
<li>….</li>
Defines the enclosed text as a list item in a list
value=
value
Inserts or restarts counting with value
<link />
Establishes a link between the HTML document and another document,
such as an external style sheet
charset=
character set
**
Specifies the character encoding of the linked resource
href=
URL
Defines the URL of the linked document
name=
text
Names the current anchor so that it can be the destination for other links
rel=
relationship
Indicates the relationship going from the current page to the target
rev=
relationship
**
Indicates the relationship going from the target to the current page
new
sizes=
heightxwidth, any
Specifies sizes (height and width) of the linked resource
target=
name
**
Defines the name of the frame into which the linked resource will appear
type=
mime_type
Indicates the data or media type of the linked document (for example,
text/css for linked style sheets)
new
New with HTML5
* Deprecated tags
** Not supported in HTML5
