代码编辑器：
x
1
<p>x 赋值为5 , 显示比较后的值 (x === 5):</p>2
<button onclick="myFunction()">点我</button>3
<p id="demo"></p>4
<script>5
function myFunction() {6
var x = 5;7
document.getElementById("demo").innerHTML = (x === 5);8
}9
</script>10
<p>x 赋值为5 , 显示比较后的值 (x === 5):</p><button onclick="myFunction()">点我</button><p id="demo"></p><script>function myFunction() { var x = 5; document.getElementById("demo").innerHTML = (x === 5);}</script>