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.

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

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 $15400 Im asking 15 400$...

find all js link on page source

Regex (to be) used to identify ID of the tag that loaded Leaflet (or Mapbox).

easy Email Detection

Validation when city and state are like in format city, state

x

Perfect Date validator from 1900-01-01 to 2013-12-31, all with leap years and perfect dates.

Adds a ¿, for ¡ replace the last ? for !

Trying to output http://www.fs.usda.gov/malheur or thereabouts

This regexp removes comments from css (text/css) files (multiline)

Complete url matching with storage of various parameters