5. Predefinidos

5. Aurredefinituak

Accessor Functions

Error and Trace Functions

fn:error(error)

fn:error(error,description)

fn:error(error,description,error-object)

fn:trace(value,label)

Description

Example: error(fn:QName('http://example.com/test', 'err:toohigh'), 'Error: Price is too high')

Result: Returns http://example.com/test#toohigh and the string "Error: Price is too high" to the external processing environment

Used to debug queries

Functions on Numeric Values

Functions on Strings

Functions for anyURI

Name

fn:resolve-uri(relative,base)

Description

Functions on Boolean Values

Functions on Durations, Dates and Times

Component Extraction Functions on Durations, Dates and Times

Functions Related to QNames

Functions on Nodes

Functions on Sequences

General Functions on Sequences

Functions That Test the Cardinality of Sequences

Equals, Union, Intersection and Except

Name

fn:deep-equal(param1,param2,collation)

Description

Returns true if param1 and param2 are deep-equal to each other, otherwise it returns false

Aggregate Functions

Functions that Generate Sequences

Context Functions

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