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<!DOCTYPE html> <html> <body> <h1>JavaScript Promise Object</h1> <p id="demo"></p> <script> // Create a Promise Object let myPromise = new Promise(function(myResolve, myReject) { result = true; // Code that might take some time goes here if (result == true) { myResolve("OK"); } else { myReject("Error"); } }); // Using then() to display result myPromise.then(x => myDisplay(x), x => myDisplay(x)); // Funtion to run when the Promise is settled: function myDisplay(some) { document.getElementById("demo").innerHTML = some; } </script> </body> </html>
