Debugging of object of DOMXPath and DOMDocument

We use echo or print_r to get value of variables while debugging PHP code.

But, object of DOMXPath or DOMDocument are not captured in echo or print_r.

How to get values from above objects while debug开发者_Python百科ging PHP code?

This is a bug:

• Bug #48527: DOM XML classes do not expose properties to Reflection

For some reason, DOM* classes do not expose their properties, neither to Reflection, nor to any other function capable of inspecting objects. You'd have to write a custom inspector that collects the properties manually.