JS ADDEVENTLISTENERS NEED 2 ARGUMENTS code example
Example 1: javascript pass parameter to event listener
var someEventHander=function(){
console.log(event,param1,param2);
}
document.getElementById("someid").addEventListener('click',someEventHander.bind(event,param1,param2));
Example 2: event listener function called parameters
var someEventHander=function(event,param1,param2){
console.log(event,param1,param2);
}
document.getElementById("someid").addEventListener('click',someEventHander.bind(event,'param1','param2'), false);