exist, - Verify if a method exist in a class.
existm(string,string);
This function is used to check if a method exist in a class.
if existm("classname","methodname") then ... endif
Written by Pierre Laplante and Caroline Laplante, <laplante@sednove.com>
1.0 2016-04-01 21:24:14 laplante@sednove.com