实例代码“Ctrl+/”提示“F11/ESC”全屏 返回 格式化 恢复 运行
​x
 
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<!DOCTYPE html>
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<html>
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<body>
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​
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<h1>我的网页</h1>
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​
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<p id="demo1"></p>
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<p id="demo2"></p>
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​
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<script>
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a = 1;
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b = 2;
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c = a + b;
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document.getElementById("demo1").innerHTML = c;
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x = 1; y = 2; z = x + y;
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document.getElementById("demo2").innerHTML = z;
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</script>
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​
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</body>
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</html>
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