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fn:substring-before

fn:substring-before( string? $operand1, string? $operand2) → string?

Function signature

$operand1

xs:string ?

$operand2

xs:string ?

Result

xs:string ?

Returns that part of the given input string that occurs before the first occurrence of the string given in $operand2

XPath 2.0 Specification

fn:substring-before( string? $operand1, string? $operand2, anyURI $collation) → string?

Function signature

$operand1

xs:string ?

$operand2

xs:string ?

$collation

xs:string

Result

xs:string ?

Returns that part of the given input string that occurs before the first occurrence of the string given in $operand2, using the given collation to compare strings

XPath 2.0 Specification

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