Contents
Does Addeventlistener Click work on mobile?
You can keep the event as click. No need to use touchstart. Mouse events like click will be recognized even in touch devices. Thanks for the help.
Does Onclick work on mobile?
1 Answer. Yes it will work.
How do JavaScript event listeners work?
Event listeners are called only when the event happens in the context of the object they are registered on. That example attaches a handler to the button node. Clicks on the button cause that handler to run, but clicks on the rest of the document do not. Giving a node an onclick attribute has a similar effect.
How does event listeners work?
The event listener is a hook in the event method that’s called on each event firing that calls the event handler. The event handler calls a collection of event subscribers. The event subscriber(s) perform whatever action(s) the system means to happen in response to the event’s occurrence.
What is Touchstart click?
The touchstart event occurs when the user touches an element. But a click event is fired when the user clicks an element. So, in this case, if the browser fires both touch and mouse events because of single user input, the browser must fire a touchstart before any mouse events.
Why is my addEventListener not working on my computer?
When you call addEventListener, the previous one is still active — you are adding another one so on the next event they will both fire. Then the next time you have three handlers that all fire and you deplete your resource of questions causing the error.
What’s the difference between onclick and addeventlistner?
Another minor difference is in the handler code used for onclick you pass an argument to checkAnswer, but in the code applied with addEventListner there is no argument. I removed the “checking” argument by mistake when I was trying to debug the code. but it still fires the same error.
Can a handler be an argument to an addEventListener?
Sure, but not with anonymous handlers. But if you define your handler separately as a named function, you could then use it as an argument to both addEventListner and then to removeEventListner later. But that’s not as clean as what you already were doing with the onclick attribute.
Do you always have one handler for each event?
While using this method you will always have only one handler for each event. Another minor difference is in the handler code used for onclick you pass an argument to checkAnswer, but in the code applied with addEventListner there is no argument.