- XQuery Tutorial
- XQuery - Home
- XQuery - Overview
- XQuery - Environment Setup
- XQuery - First Application
- XQuery - FLWOR
- XQuery - HTML Format
- XQuery - XPath
- XQuery - Sequences
- XQuery - Sequence Functions
- XQuery - String functions
- XQuery - Date Functions
- XQuery - Regular Expressions
- XQuery - If Then Else
- XQuery - Custom Functions
- XQuery Useful Resources
- XQuery - Quick Guide
- XQuery - Useful Resources
- XQuery - Discussion
XQuery - string-length Function
The string-length function is used to get the length of a string.
Syntax
string-length($string as xs:string) as xs:integer
Input Parameters
$string − provided string.
Example
XQuery Expression
let $bookTitle := "Learn XQuery in 24 hours" let $size := string-length($bookTitle) return <result> <size>{$size}</size> </result>
Output
<result> <size>24</size> </result>
Verify the Result
In order to test the above-mentioned functionality, replace the contents of books.xqy (mentioned in Environment Setup chapter) with the above XQuery expression and execute the XQueryTester java program to verify the result.
Printxquery_string_functions.htm
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