Get function parameter length : arguments « Function « JavaScript Tutorial

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JavaScript Tutorial » Function » arguments

7. 4. 7. Get function parameter length


<html>

<head>

<title>Try Catch Example</title>

<script type="text/javascript">

function addTwoNumbers(a, b) {

    alert(arguments.length);

}



var result = addTwoNumbers(90);



</script>

</head>

<body>

</body>

</html>

7. 4. arguments
	7. 4. 1.	arguments
	7. 4. 2.	arguments.callee
	7. 4. 3.	arguments.caller
	7. 4. 4.	arguments.length
	7. 4. 5.	Use arguments.callee.toString() to get the source of the function
	7. 4. 6.	Accessing Function Arguments with the arguments Array
	7. 4. 7.	Get function parameter length

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