Here is the function standard: https://www.w3.org/TR/xpath-functions-31/#func-format-integer https://www.w3.org/TR/xpath-functions-31/#func-format-intege... Nu

Here is the function standard: https://www.w3.org/TR/xpath-functions-31/#func-format-integer https://www.w3.org/TR/xpath-functions-31/#func-format-intege... Number formatting is really complicated