[Sinaris]

local function handler(msg)
       msg = string.lower(msg);
       local args = {};
       for word in string.gmatch(msg,"[^%s]+") do
            table.insert(args,word);
       end
       if ( args[1] == "delete" ) then
          KRAHLog_raidmembers = {}
       end
end

SLASH_RAIDLOG1, SLASH_RAIDLOG2 = '/rlog', '/raidlog';
SlashCmdList["RAIDLOG"] = handler;

Mhm, but its not working. I am cunfused about LUA, sorry (