XPathCompiler.Compile Method 

Compile an expression supplied as a String.

Parameters

source

A string containing the source text of the XPath expression

Return Value

An XPathExecutable which represents the compiled xpath expression object. The XPathExecutable may be run as many times as required, in the same or a different thread. The XPathExecutable is not affected by any changes made to the XPathCompiler once it has been compiled.

Example

            XPathExecutable q = compiler.Compile("distinct-values(//*/node-name()");
            

See Also

XPathCompiler Class | Saxon.Api Namespace