[lua/en] Added a note about the wonky ternary

Ternaries in lua only work if the value returned when the condition evaluates to `true` is not `false` or `Nil`.

1 files changed, 4 insertions, 0 deletions

diff --git a/lua.html.markdown b/lua.html.markdown
index 1e2d4366..2139003a 100644
--- a/lua.html.markdown
+++ b/lua.html.markdown
@@ -62,6 +62,10 @@ if not aBoolValue then print('twas false') end
 -- in C/js:
 ans = aBoolValue and 'yes' or 'no'  --> 'no'
 
+-- BEWARE: this only acts as a ternary value returned when the condition is true is not `false` or Nil
+ans1 = aBoolValue and false or true --> true
+ans2 = aBoolValue and true or false --> true
+
 karlSum = 0
 for i = 1, 100 do  -- The range includes both ends.
   karlSum = karlSum + i