Selected tag name code example

Example 1: attribute name selection

document.evaluate(
  '//*[@*[starts-with(name(), "data-custom-")]]',
  document, 
  null, 
  XPathResult.UNORDERED_NODE_ITERATOR_TYPE, 
  null
)

Example 2: attribute name selection

document.evaluate(
  '//*[starts-with(name(), "custom-")]',
  document, 
  null, 
  XPathResult.UNORDERED_NODE_ITERATOR_TYPE, 
  null
)