Replaces all occurrences of a substring matching a pattern.

Determines the date based on the number of days that have passed since 19700101. For example, daystodate(1) returns 19691231.

Determines the minimum value from a set of nodes. The string value of each node is converted to a number, then the minimum value is determined.

Determines the maximum value from a set of nodes. The string value of each node is converted to a number, then the maximum value is determined.

Locates a particular data instance within a given model

Returns the xsd:dateTime adjusted to contain the local time zone information.

XFDL supports the use of XForms functions. These functions can be included in XPath expressions, and are only available when dealing with XFormsrelated processes.

Determines which row of a repeat currently has the focus. Repeats are indexed with a onebased count. For example, the first row is row 1, the second is row 2, and so on.

Gets the current date and time from the system clock on the local computer.

Generates a random number between 0.0 and 1.0. For example, random() could return 0.14159265358979.

Compares two strings and determines whether they have the same value.

Determines the date based on the number of seconds that have passed since 19700101. For example, secondstodateTime(0) returns 19700101T00:00:00Z.

Determines how many days difference there is between 19700101 and the provided date.