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Pass a 2D-array with AJAX

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Rebellion Revamped

Re: Pass a 2D-array with AJAX

  #7  
Dec 14th, 2007
Here is a crude snippet:

<html>
<head>
	<title>Forms</title>

	<script type="text/javascript">
	function objectify() {
		var o = {};
		var frms = document.forms;

		/* loop through all the form objects */
		for(var i = 0, maxI = frms.length; i < maxI; ++i) {
			var frm = frms[i];
			var elms = frm.elements;
			var tmp = {};
			/* loop through all the form elements of each form */
			for(var j = 0, maxJ = elms.length; j < maxJ; ++j) {
				var el = elms[j];
				switch(el.type) {
					case "textarea":
					case "text":
						tmp[el.name] = el.value;
						break;
					default:
						/* add custom behavior for other form elements */
						break;
				}
			}
			o[frm.name] = tmp;
		}
		return(o);
	}
	</script>
</head>
<body id="bdy">
	<form name="frmOne" action="#">
		<input name = "txtOne" value = "Text box one" />
		<input name = "txtTwo" value = "Text box two" />
		<input name = "txtThree" value = "Text box three" />
	</form>

	<form name="frmTwo" action="#">
		<input name = "txtOne" value = "Text box one" />
		<input name = "txtTwo" value = "Text box two" />
		<input name = "txtThree" value = "Text box three" />
	</form>

	<form name="frmThree" action="#">
		<input name = "txtOne" value = "Text box one" />
		<input name = "txtTwo" value = "Text box two" />
		<input name = "txtThree" value = "Text box three" />
	</form>
</body>
</html>

Just pass the object returned by objectify function to a function which returns the json string representation of a javascript object.
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