I and lately I\'m seeing h() and e() functions in PHP. I have googled them, but they are so short that results don\'t give any idea of what they are. I
h()
e()
Likely the framework you're using is doing some escaping and has defined some short hands for htmlentities and htmlspecialchars or equivalents.
htmlentities
htmlspecialchars
I'd do a search on whatever framework you're using for "function h("