Page 258 - Web_Application_v2.0_C12_Fb
P. 258
<TITLE>JavaScript Floor</TITLE>
</HEAD>
<SCRIPT>
function display() {
var num = 4.9;
var floorValue = Math.floor(num);
alert("Floor value: " + floorValue);
}
</SCRIPT>
</HEAD>
<BODY>
<INPUT type="button" onclick="display()" value="Find Floor Value">
</BODY>
</HTML>
Output:
Example 63: To demonstrate the use of pow() method
<!DOCTYPE HTML>
<HTML>
<HEAD>
<TITLE>JavaScript Power</TITLE>
</HEAD>
<SCRIPT>
function display() {
var powerValue = Math.pow(2, 3);
alert("2^3 = " + powerValue);
}
</SCRIPT>
</HEAD>
<BODY>
<INPUT type="button" onclick="display()" value="Calculate Power">
</BODY>
</HTML>
256 Touchpad Web Applications (Ver. 2.0)-XII

