​x
 
<!DOCTYPE html>
<html>
<body>
​
<h2>JavaScript 赋值</h2>
​
<p>在 JavaScript 中，= 运算符用于向变量赋值。</p>
​
<p id="demo"></p>
​
<script>
var x, y;
x = 7;
y = 8;
document.getElementById("demo").innerHTML = x + y;
</script>
​
</body>
</html>
​