System.Timers.Timer vs System.Threading.Timer

Question

I have been checking out some of the possible timers lately, and System.Threading.Timer and System.Timers.Timer are the ones that look needful to me (since they support thre

Answer 1

One important difference not mentioned above which might catch you out is that System.Timers.Timer silently swallows exceptions, whereas System.Threading.Timer doesn't.

For example:

var timer = new System.Timers.Timer { AutoReset = false };
timer.Elapsed += (sender, args) =>
{
    var z = 0;
    var i = 1 / z;
};
timer.Start();

vs

var timer = new System.Threading.Timer(x =>
{
    var z = 0;
    var i = 1 / z;
}, null, 0, Timeout.Infinite);