XSD - Date Time

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Date and Time data types are used to represent date and time in the XML documents.

<xs:date> data type

The <xs:date> data type is used to represent date in YYYY-MM-DD format.

• YYYY − represents year

• MM − represents month

• DD − represents day

<xs:date> Example

Element declaration in XSD −

<xs:element name = "birthdate" type = "xs:date"/>

Element usage in XML −

<birthdate>1980-03-23</birthdate>

<xs:time> data type

The <xs:time> data type is used to represent time in hh:mm:ss format.

• hh − represents hours

• mm − represents minutes

• ss − represents seconds

<xs:time> Example

Element declaration in XSD −

<xs:element name = "startTime" type = "xs:time"/>

Element usage in XML −

<startTime>10:20:15</startTime>

<xs:datetime> data type

The <xs:datetime> data type is used to represent date and time in YYYY-MM-DDThh:mm:ss format.

• YYYY − represents year

• MM − represents month

• DD − represents day

• T − represents start of time section

• hh − represents hours

• mm − represents minutes

• ss − represents seconds

<xs:datetime> Example

Element declaration in XSD −

<xs:element name = "startTime" type = "xs:datetime"/>

Element usage in XML −

<startTime>1980-03-23T10:20:15</startTime>

<xs:duration> data type

The <xs:duration> data type is used to represent time interval in PnYnMnDTnHnMnS format. Each component is optional except P.

• P − represents start of date section

• nY − represents year

• nM − represents month

• nD − represents day

• T − represents start of time section

• nH − represents hours

• nM − represents minutes

• nS − represents seconds

<xs:duration> Example

Element declaration in XSD −

<xs:element name = "period" type = "xs:duration"/>

Element usage in xml to represent period of 6 years, 3 months, 10 days and 15 hours.

<period>P6Y3M10DT15H</period>

Date Data Types

Following is the list of commonly used date data types.

S.No.	Name & Description
1.	date Represents a date value
2.	dateTime Represents a date and time value
3.	duration Represents a time interval
4.	gDay Represents a part of a date as the day (DD)
5.	gMonth Represents a part of a date as the month (MM)
6.	gMonthDay Represents a part of a date as the month and day (MM-DD)
7.	gYear Represents a part of a date as the year (YYYY)
8.	gYearMonth Represents a part of a date as the year and month (YYYY-MM)
9.	time Represents a time value

Restrictions

Following types of restrictions can be used with Date data types −

• enumeration
• maxExclusive
• maxInclusive
• minExclusive
• minInclusive
• pattern
• whiteSpace