cwbuecheler Callback Tutorial Example 5

sample of a callback with no delay

by cwbuecheler

HTML

<body>
    <p id="output"></p>
</body>

JavaScript

getData('http://fakedomain1234.com/userlist', writeData);

document.getElementById('output').innerHTML += "show this before data ...";

function getData(dataURI, callback) {
    var dataArray = [123, 456, 789, 012, 345, 678];
    callback(dataArray);
}

function writeData(myData) {
    document.getElementById('output').innerHTML += myData;
}