Mega Code Archive
Generating HTML On the Fly
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<html>
<head>
<title>Dynamically Generated HTML</title>
<script language="JavaScript">
function initializeDiv() {
div = document.getElementById("testdiv")
}
function insertElement() {
var tagIX = document.forms["genform"].elements["elementType"].selectedIndex;
var tagName = "p";
if(tagIX == 1)
tagName = "h1";
else if(tagIX == 2)
tagName = "blockquote";
else if(tagIX == 3)
tagName = "pre";
var text = document.forms["genform"].elements["ta"].value;
var newElement = document.createElement(tagName);
var newText = document.createTextNode(text);
newElement.appendChild(newText);
div.appendChild(newElement);
}
function deleteElement() {
if(div.hasChildNodes()) {
var children = div.childNodes;
var n = children.length - 1;
var lastChild = children.item(n);
div.removeChild(lastChild);
}
}
</script>
</head>
<body onload="initializeDiv()">
<h1 align="center">Dynamically Generated HTML</h1>
<hr align="center">
<div id="testdiv">
</div>
<hr align="center">
<form name="genform">
<p>
<b>Tag: </b>
<select name="elementType" size="1">
<option selected="true">P
<option>H1
<option>BLOCKQUOTE
<option>PRE
</select>
<input type="button" value="Insert element" onclick="insertElement()">
<input type="button" value="Delete element" onclick="deleteElement()"></p>
<textarea name="ta" rows="5" cols="40">
Sample text
</textarea>
</form>
</body>
</html>
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