substring

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

The substring function returns a part of a given string.

Syntax

substring(string ,start [,length] )

Arguments

string

The string to evaluate.

start

The position within*string* the substring begins

length(optional)

The length of the substring. If omitted, the returned string will contain every character from the*start* position to the end of*string*.

Returns

A string.

Notes

As in other XPath functions, the position is not zero-based. The first character in the string has a position of 1, not 0.

Defined

XPath 1.0 4.2

Gecko support

Supported.