JavaScript Math.pow() 方法详解

Math.pow(base, exponent ) ;

<html>
<head>
<title>JavaScript Math pow() Method</title>
</head>
<body>
<script type="text/javascript">

var value = Math.pow(7, 2);
document.write("First Test Value : " + value ); 
 
var value = Math.pow(8, 8);
document.write("<br />Second Test Value : " + value ); 

var value = Math.pow(-1, 2);
document.write("<br />Third Test Value : " + value ); 

var value = Math.pow(0, 10);
document.write("<br />Fourth Test Value : " + value ); 
</script>
</body>
</html>

First Test Value : 49
Second Test Value : 16777216
Third Test Value : 1
Fourth Test Value : 0