fn:string-length
The length of a string
Description
The fn:string-length function returns an xs:integer value indicating the number of characters in the string. Whitespace is significant, so leading and trailing whitespace characters are counted.
This description is © Copyright 2007, Priscilla Walmsley. It is excerpted from the book XQuery by Priscilla Walmsley, O'Reilly, 2007. For a complete explanation of this function, please refer to Appendix A of the book.
Arguments and Return Type
| Name | Type |
|---|---|
$arg |
xs:string? |
| return value | xs:integer |
Examples
| XPath Example | Results |
|---|---|
string-length('query') |
5 |
string-length(' query ') |
9 |
string-length(normalize-space(' query ')) |
5 |
string-length('xml query') |
9 |
string-length('') |
0 |
string-length(()) |
0 |
See Also
| functx:max-line-length | The maximum line length |
History
| Published On | Last Updated | Contributor(s) |
|---|---|---|
| 2006-06-27 | 2007-02-26 | W3C, XQuery 1.0 and XPath 2.0 Functions and Operators, http://www.w3.org/TR/xpath-functions/ |
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