Negated Character Class[^\/]+ +matches at least one character outside the set below:
\/the literal / (4710 / 578 / 2F16)
_the literal _ (9510 / 1378 / 5F16)
\d+a digit, repeated at least once
xthe literal x (12010 / 1708 / 7816) (case sensitive)
\d+a digit, repeated at least once
\.the literal . (4610 / 568 / 2E16)
pngthe literal text png (case sensitive) g modifier: global. Finds all matches instead of stopping after the first
m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string