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<HTML>
<HEAD>
<TITLE>Variable Scope Trials</TITLE>
<SCRIPT LANGUAGE="JavaScript">
function factorial(n) {
if (n > 0) {
return n * (factorial(n - 1));
} else {
return 1;
}
}
</SCRIPT>
</HEAD>
<BODY>
<FORM>
Enter an input value: <INPUT TYPE="text" NAME="input" VALUE=0>
<P><INPUT TYPE="button" VALUE="Calc Factorial"
onClick="this.form.output.value = factorial(this.form.input.value)">
<P>Results: <INPUT TYPE="text" NAME="output">
</FORM>
</BODY>
</HTML>
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