You can search stackoverflow, but not github for "symbolic operators" http://stackoverflow.com/search?q=[php]+%22%24%24%22 http://stackoverflow.com/search?q=[p

You can search stackoverflow, but not github for "symbolic operators" http://stackoverflow.com/search?q=[php]+%22%24%24%22 http://stackoverflow.com/search?q=[php]+%22%24%24%22 also, languages that need it have their own type signature based search (haskell, scala) http://scalex.org/ http://scalex.org/ http://www.haskell.org/hoogle/ http://www.haskell.org/hoogle/