_Added in 4.3_ *$keylparam* Returns the "lParam":https://docs.microsoft.com/en-us/windows/win32/learnwin32/writing-the-window-procedure value for the key(s) during [[On_KEYDOWN]] and [[on KEYUP]] events. *Example*
on *:KEYDOWN:*:*:echo -sg lParam is $keylparam

on *:KEYUP:*:*:echo -sg lParam is $keylparam