return arg1 + arg2;
function test (arg) {
if (typeof arg === "number") {
return +arg.toFixed(5);
}
if (typeof arg === "string") {
return test_obj[arg];
}
return false;
}
document.getElementById('video').addEventListener('ended', myHandler, false);
var video_el = document.getElementById('video');
if (!video_el) {
throw new Error("no video object found!");
}
video_el.addEventListener('ended', myHandler, false);