jQuery排他思想

<!DOCTYPE html>
<html lang="en">
<head>
    <Meta charset="UTF-8">
    <Meta http-equiv="X-UA-Compatible" content="IE=edge">
    <Meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>jQuery的排他思想</title>
    <script src="jquery-1.11.3.min.js"></script>
</head>
<body>
    <button>快速</button>
    <button>快速</button>
    <button>快速</button>
    <button>快速</button>
    <button>快速</button>
    <button>快速</button>
    <button>快速</button>
    
    <script>
        $('button').click(function() {
            $(this).css('color','red');
            $(this).siblings().css('color','');
            // $(this).css('color','red').siblings().css('color','');
        })
    </script>
</body>
</html>
jQuery排他思想

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