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index.html
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<html>
<head>
<title>Javascript Demo</title>
<style>
body {
background-color:black;
font-family: monospace;
color:white;
font-size:50px;
text-align: center;
margin-top:20%;
}
#magic{
color: #777;
border-right: 1px solid #777;
padding-right: 7px;
display: inline;
}
</style>
</head>
<body>
Coding is <div id="magic"></div>
<script>
function updateText()
{
var words = ["fun", "exciting", "about not giving up", "being helpful", "being open", "what I learned at CodingDojo!"],
el = document.getElementById('magic');
if(typeof(word_counter) == 'undefined')
word_counter = 0;
if(typeof(character_counter) == 'undefined')
character_counter = 0;
if(character_counter == words[word_counter].length)
{
word_counter++; //choose a different word
character_counter = 0; //start over with the first character of the word
el.innerHTML = ''; //set the html to be blank
if(word_counter == words.length) //if we're displaying the last word, go back to the first word
word_counter = 0;
}
if(words[word_counter][character_counter] == " ")
{
el.innerHTML = el.innerHTML += " ";
character_counter++;
}
else
el.innerHTML = el.innerHTML+words[word_counter][character_counter++];
}
setInterval(updateText,500);
</script>
</body>
</html>