window.addeventlistener multiple events
"mousemove touchmove".split(" ").forEach(function(e){
window.addEventListener(e,mouseMoveHandler,false);
});window.addeventlistener multiple events
"mousemove touchmove".split(" ").forEach(function(e){
window.addEventListener(e,mouseMoveHandler,false);
});how to add multiple event listener in javascript
// events and args should be of type Array
function addMultipleListeners(element,events,handler,useCapture,args){
if (!(events instanceof Array)){
throw 'addMultipleListeners: '+
'please supply an array of eventstrings '+
'(like ["click","mouseover"])';
}
//create a wrapper to be able to use additional arguments
var handlerFn = function(e){
handler.apply(this, args && args instanceof Array ? args : []);
}
for (var i=0;i<events.length;i+=1){
element.addEventListener(events[i],handlerFn,useCapture);
}
}
function handler(e) {
// do things
};
// usage
addMultipleListeners(
document.getElementById('first'),
['touchstart','click'],
handler,
false);adding event listener to multiple elements
document.querySelectorAll('.some-class').forEach(item => {
item.addEventListener('click', event => {
//handle click
})
})addeventlistener javascript multiple functions
const invokeMe = () => console.log('I live here outside the scope');
const alsoInvokeMe = () => console.log('I also live outside the scope');
element.addEventListener('event',() => {
invokeMe();
alsoInvokeMe();
});Copyright © 2021 Codeinu
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