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1.5 算术运算符
编写方式：
c = a＋b;
c = a－b;
c = a＊b;
c = a／b;
范例：
<html>
<head>
<title>算术运算符</title>
</head>
<body>
<script language="javascript">
<!--
a = 10; b = 5;
document.write('a = ',a,',b = ',b,'<br>');
c = a + b;
document.write('a + b = ',c,'<br>');
c = a - b;
document.write('a - b = ',c,'<br>');
c = a * b;
document.write('a * b = ',c,'<br>');
c = a / b;
document.write('a / b = ',c,'<br>');
//-->
</script>
</body>
</html>
运行结果：(如图1.5所示)
图1.5
图书导读
