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XForms Data Types Reference

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String Data Types

Name Description
ID A string that represents the ID attribute
IDREF A string that represents the IDREF attribute
IDREFS  
language A string that contains a valid language id (e.g. en, en-US)
Name A string that contains a valid XML name
NCName  
NMTOKEN A string that represents the NMTOKEN attribute
NMTOKENS  
normalizedString A string that does not contain new line characters or tabs
QName  
string A string. This is the default data type XForms will use if no data type is specified.

Note: string may contain tab characters and new line characters
token A string that does not contain line feeds, carriage returns, tabs, leading or trailing spaces, or multiple spaces

All string data types are derived from the string data type itself.

Date and Time Data Types

Name Description
date Defines a date value
dateTime Defines a date and time value
gDay Defines a part of a date - the day (DD)
gMonth Defines a part of a date - the month (MM)
gMonthDay Defines a part of a date - the month and day (MM-DD)
gYear Defines a part of a date - the year (CCYY)
gYearMonth Defines a part of a date - the year and month (CCYY-MM)
time Defines a time value

Numeric Data Types

Name Description
byte A signed 8-bit integer
decimal A decimal value
int A signed 32-bit integer
integer An integer value
long A signed 64-bit integer
negativeInteger An integer containing only negative values (..,-2,-1)
nonNegativeInteger An integer containing only non-negative values (0,1,2,..)
nonPositiveInteger An integer containing only non-positive values (..,-2,-1,0)
positiveInteger An integer containing only positive values (1,2, ..)
short A signed 16-bit integer
unsignedLong An unsigned 64-bit integer
unsignedInt An unsigned 32-bit integer
unsignedShort An unsigned 16-bit integer
unsignedByte An unsigned 8-bit integer

All numeric data types are derived from the decimal data type.

Miscellaneous Data Types

Name Description
anyURI Represents a URI, which includes web page addresses
base64Binary Allows characters, including control characters, that otherwise aren't representable in XML
boolean Defines a true/false or 1/0 value
double  
float  
hexBinary  

XForms Data Types

Name Description
listItems Represents a whitespace-separated list
listItem Represents only non-whitespace characters. An excellent base type for a whitespace-separated list
dayTimeDuration Represents a duration of a certain number of seconds
yearMonthDuration Represents a duration of a certain number of months

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From http://www.w3schools.com (Copyright Refsnes Data)