Extract HTML content using regular expression (regex) involving multiple line of data cannot be done without additional PRCE pattern modifier sU. The dot-asterisk (.*) alone will not allow PHP regex function to perform accordingly as the dot repesents all characters except newline. Bummer.

DOMXPath is a very simple and good way of traversing HTML and search for a particular node. Playing around with its query function provide straight forward method in retrieving each node’s name and value.