The string-length() function
Smartsite 7.4 - ...
The string-length() XPath 2.0 function returns the number of characters in a string.
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integer fn:string-length(arg1) |
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Parameters:
- arg1: a node reference or literal.
Example
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<html xmlns="http://www.w3.org/1999/xhtml"
xmlns:xf="http://www.w3.org/2002/xforms"
xmlns:exf="http://smartsite.nl/namespaces/xforms/1.0"
xmlns:fn="http://www.w3.org/2005/xpath-functions">
<head>
<title>Example</title>
<xf:model>
<xf:instance>
<data xmlns="">
<tekst>www.formulierenserver.nl</tekst>
</data>
</xf:instance>
</xf:model>
</head>
<body>
<xf:group>
<xf:output value="fn:string-length('motor-car')" />
<xf:output value="fn:string-length(tekst)" />
</xf:group>
</body>
</html>
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The result will be:
9
24
24
Namespace
This function is available within the XPath 2.0 namespace (http://www.w3.org/2005/xpath-functions).