running = timer_running(timer_id)
timer_running is used to check if the timer is currently running.
||Returns true when the timer is running, false if it isn't.
||Timer_id received from the timer_start function.
-- Start a timer
timer_id = timer_start(0,1000,nil)
-- Check if the timer is running
if timer_running(timer_id) then
print("The timer is running!")
print("The timer is not running...")