34 lines
715 B
Go
34 lines
715 B
Go
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package xpath_test
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import (
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"fmt"
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"github.com/antchfx/xpath"
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)
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// XPath package example.
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func Example() {
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expr, err := xpath.Compile("count(//book)")
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if err != nil {
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panic(err)
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}
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var root xpath.NodeNavigator
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// using Evaluate() method
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val := expr.Evaluate(root) // it returns float64 type
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fmt.Println(val.(float64))
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// using Evaluate() method
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expr = xpath.MustCompile("//book")
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val = expr.Evaluate(root) // it returns NodeIterator type.
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iter := val.(*xpath.NodeIterator)
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for iter.MoveNext() {
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fmt.Println(iter.Current().Value())
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}
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// using Select() method
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iter = expr.Select(root) // it always returns NodeIterator object.
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for iter.MoveNext() {
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fmt.Println(iter.Current().Value())
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}
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}
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