lovecoding
/
Web1020


			
				
					
						
						
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							<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <!-- <script defer>
        defer 延迟加载
        // script 标签中写js代码
        alert("你好")
    </script> -->
    
</head>
<body>
    <div>
        <h1>这是第一个js</h1>
    </div>
    <!-- <script>
        // script 标签中写js代码
        alert("你好")
    </script> -->
    <script src="./1.js"></script>
</body>
</html>