Matches a text that has all those prices below. Doesn't take the $ sign. "Im asking $15,500 OBO Im asking 15,400$ Im asking 15400$ Im asking $15400 Im asking 15 400$...

checks for valid PAN card for Indian users.

https://www.google.com http://www.google.net/hello https://www.google. http://www.google./hello above url matching with given regex...

Hosts regex for 42 school (france)

Please help with a regex that will find a pattern like this ✖ or this ∀ or this Π

Each line in TEXT represents potential input data. The regex is useless so far as my original using assertions neglected the case where required matches occur between double quotes.

Tests the string if it does contain valid latitude and longitude parameters

Matches an Ip and any 3 words and a number after separated by any number of spacing characters.

Allowing for complex passwords

Finds the outermost pair of parentheses. Compatible with any amount of nesting

Matches the video id in FB links