html_entity_decode - Converts all HTML entities to special characters
html_entity_decode(str)
Note: In the followings examples, the _ between the { should be removed to make it work.
in: res={_{html_entity_decode("'aa&<>xaò")}}. out: res='aa&<>xaò.
Written by Pusnei Sergey and Caroline Laplante, <sergey@sednove.com>
1.0 2014-09-09 21:24:14 laplante@sednove.com