string-to-codepoints function

The fn:string-to-codepoints function returns a sequence of Unicode code points that corresponds to a string value.

Syntax

Read syntax diagramSkip visual syntax diagramfn:string-to-codepoints( source-string)
source-string
A string value for which the Unicode code point for each character is to be returned, or the empty sequence.

Returned value

If source-string is not the empty sequence and does not have length 0, the returned value is a sequence of xs:integer values that represent the code points for the characters in source-string.

If source-string is the empty sequence or has length 0, the returned value is the empty sequence.

Example

The following function returns a sequence of code points that represent the characters in the string 'XQuery'.
fn:string-to-codepoints("XQuery")

The returned value is (88,81,117,101,114,121).