function-available()

XSLT/XPath Reference: XSLT elements, EXSLT functions, XPath functions, XPath axes

The function-available function determines if a given function is available and returns boolean true or false.

Syntax

function-available( name )

Arguments

name

The name of the function to test.

Returns

Boolean true or false.

Defined

XPath 1.0 15

Gecko support

Supported.