\ban ASCII word boundary
textthe literal text text (case sensitive) xmlUrlthe literal text xmlUrl (case sensitive) \s*any whitespace character, repeated any number of times
=the literal = (6110 / 758 / 3D16)
\s*any whitespace character, repeated any number of times
Non-Capturing Group(?:(["'])(.*?)\2|(\S*)) 1st Alternative(["'])(.*?)\2 "the literal " (3410 / 428 / 2216)
'the literal ' (3910 / 478 / 2716)
.*?any character (except for line terminators), repeated any number of times
\2the text saved by group 2
\S*any non-whitespace character, repeated any number of times
g modifier: global. Finds all matches instead of stopping after the first