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How to use variable number of arguments to function in JavaScript?
To use a variable number of arguments to function, use the arguments object.
Example
You can try to run the following code to implement arguments to a function in JavaScript
<html>
<body>
<script>
function functionArgument(val1, val2, val3) {
var res = "";
res += "Expected Arguments: " + functionArgument.length;
res += "<br />";
res += "Current Arguments : " + arguments.length;
res += "<br />";
res += "Each argument = "
for (p = 0; p < arguments.length; p++) {
res += "<br />";
res += functionArgument.arguments[p];
res += " ";
}
document.write(res);
}
functionArgument(20, 50, 80, "Demo Text!","Hello World", new Date())
</script>
</body>
</html>
Updated on: 07-Jan-2020
481 Views
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