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HTML: The Markup Language Reference

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ⓘ input type=datetime – global date-and-time input control NEW # T

The input element with a type attribute whose value is "datetime" represents a control for setting the element’s value to a string representing a global date and time (with timezone information).

Permitted contents #

empty (void element)

Permitted attributes #

global attributes & name & disabled & form & type★ & autocomplete & autofocus & list & min & max & step (float) & readonly & required & value

ⓘ global attributes
Any attributes permitted globally.
ⓘ name = string #
The name part of the name/value pair associated with this element for the purposes of form submission.
ⓘ disabled = "disabled" or "" (empty string) or empty #
Specifies that the element represents a disabled control.
ⓘ form = ID reference NEW #
The value of the id attribute on the form with which to associate the element.
ⓘ type = "datetime" #
Specifies that its input element is a control for setting the element’s value to a string representing a global date and time.
ⓘ autocomplete = "on" or "off" NEW #
Specifies whether the element represents an input control for which a UA is meant to store the value entered by the user (so that the UA can prefill the form later).
ⓘ autofocus = "autofocus" or "" (empty string) or empty NEW #
Specifies that the element represents a control to which a UA is meant to give focus as soon as the document is loaded.
ⓘ list = ID reference NEW #
The value of the id attribute on the datalist with which to associate the element.
ⓘ min = date and time NEW #
The expected lower bound for the element’s value.
A valid date-time as defined in [RFC 3339], with these additional qualifications:
  • the literal letters T and Z in the date/time syntax must always be uppercase
  • the date-fullyear production is instead defined as four or more digits representing a number greater than 0

Examples:

1990-12-31T23:59:60Z
1996-12-19T16:39:57-08:00
ⓘ max = date and time NEW #
The expected upper bound for the element’s value.
A valid date-time as defined in [RFC 3339], with these additional qualifications:
  • the literal letters T and Z in the date/time syntax must always be uppercase
  • the date-fullyear production is instead defined as four or more digits representing a number greater than 0

Examples:

1990-12-31T23:59:60Z
1996-12-19T16:39:57-08:00
ⓘ step = "any" or positive floating-point number NEW #
Specifies the value granularity of the element’s value.
ⓘ readonly = "readonly" or "" (empty string) or empty #
Specifies that element represents a control whose value is not meant to be edited.
ⓘ required = "required" or "" (empty string) or empty NEW #
Specifies that the element is a required part of form submission.
ⓘ value = date and time #
A string representing a global date and time.
A valid date-time as defined in [RFC 3339], with these additional qualifications:
  • the literal letters T and Z in the date/time syntax must always be uppercase
  • the date-fullyear production is instead defined as four or more digits representing a number greater than 0

Examples:

1990-12-31T23:59:60Z
1996-12-19T16:39:57-08:00

Additional constraints and admonitions #

Tag omission #

The input element is a void element. An input element must have a start tag but must not have an end tag.

Permitted parent elements #

any element that can contain phrasing elements

DOM interface # 

interface HTMLInputElement : HTMLElement {
           attribute DOMString accept;
           attribute DOMString alt;
           attribute DOMString autocomplete;
           attribute boolean autofocus;
           attribute boolean defaultChecked;
           attribute boolean checked;
           attribute DOMString dirName;
           attribute boolean disabled;
  readonly attribute HTMLFormElement form;
  readonly attribute FileList files;
           attribute DOMString formAction;
           attribute DOMString formEnctype;
           attribute DOMString formMethod;
           attribute boolean formNoValidate;
           attribute DOMString formTarget;
           attribute DOMString height;
           attribute boolean indeterminate;
  readonly attribute HTMLElement list;
           attribute DOMString max;
           attribute long maxLength;
           attribute DOMString min;
           attribute boolean multiple;
           attribute DOMString name;
           attribute DOMString pattern;
           attribute DOMString placeholder;
           attribute boolean readOnly;
           attribute boolean required;
           attribute unsigned long size;
           attribute DOMString src;
           attribute DOMString step;
           attribute DOMString type;
           attribute DOMString defaultValue;
           attribute DOMString value;
           attribute Date valueAsDate;
           attribute double valueAsNumber;
  readonly attribute HTMLOptionElement selectedOption;
           attribute DOMString width;

  void stepUp(in optional long n);
  void stepDown(in optional long n);

  readonly attribute boolean willValidate;
  readonly attribute ValidityState validity;
  readonly attribute DOMString validationMessage;
  boolean checkValidity();
  void setCustomValidity(in DOMString error);

  readonly attribute NodeList labels;

  void select();
           attribute unsigned long selectionStart;
           attribute unsigned long selectionEnd;
  void setSelectionRange(in unsigned long start, in unsigned long end);
};
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