see with javascript file is triggered code example

Example 1: How to show confirm message before delete using jquery

<button onclick="return confirm('Are you sure you want to Delete?');" 
id="btnDelete">DELETE</button>

Example 2: How to make a function run only after 2 events has triggered js

const promise1 = Promise.resolve(3);
const promise2 = 42;
const promise3 = new Promise(function(resolve, reject) {
  setTimeout(resolve, 100, 'foo');
});

Promise.all([promise1, promise2, promise3]).then(function(values) {
  console.log(values);
});
// expected output: Array [3, 42, "foo"]

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