赋值运算符
=
- 可以将符号右侧的值赋值给左侧变量
+=
- a += 5 相当于 a = a+5
- var str = "hello"; str += "world";
-=
- a -= 5 相当于 a = a-5
*=
- a *= 5 相当于 a = a*5
/=
- a /= 5 相当于 a = a/5
%=
- a %= 5 相当于 a = a%5
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title></title>
<script type="text/javascript">
/*
* =
* 可以将符号右侧的值赋值给符号左侧的变量
* +=
* a += 5 等价于 a = a + 5
* -=
* a -= 5 等价于 a = a - 5
* *=
* a *= 5 等价于 a = a * 5
* /=
* a /= 5 等价于 a = a / 5
* %=
* a %= 5 等价于 a = a % 5
*
*/
var a = 10;
//a = a + 5;
//a += 5;
//a -= 5;
//a *= 5;
// a = a%3;
a %= 3;
console.log("a = "+a);
</script>
</head>
<body>
</body>
</html>
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