[removed] Is it ok to call cleartimeout before settimeout?

Question

I have a function that sets a timer, and calls itself back upon expiration of the timer.

What I\'d like to know is if it is bad practice to clear the timer at the top o

Answer 1

Yes you can call clearTimeout on a nullvariable.

Also i would suggest you change your setTimeout so it won't use eval:

timer = setTimeout(onAir,60000);