同一页面jQuery多个版本或和其他js库冲突解决方法



1.同一页面jQuery多个版本或冲突解决方法

<!DOCTYPE html>

<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="utf-8" />
    <title>jQuery测试页-Mzwu.COM</title>
</head>
<body>
    <!-- 引入 jquery 1.8.0 -->
    <script type="text/javascript" src="http://code.jquery.com/jquery-1.8.0.min.js"></script>
    <script type="text/javascript">
        var $180 = $;
    </script>
    <!-- 引入 jquery 1.9.0 -->
    <script type="text/javascript" src="http://code.jquery.com/jquery-1.9.0.min.js"></script>
    <script type="text/javascript">
        var $190 = $;
    </script>
    <!-- 引入 jquery 2.0.0 -->
    <script type="text/javascript" src="http://code.jquery.com/jquery-2.0.0.min.js"></script>
    <script type="text/javascript">
        var $200 = $;
    </script>

    <script type="text/javascript">
        console.log($180.fn.jquery);
        console.log($190.fn.jquery);
        console.log($200.fn.jquery);
    </script>
</body>
</html>



2.同一页面jQuery和其他js库冲突解决方法

①.jQuery在其他js库前

<!DOCTYPE html>

<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="utf-8" />
    <title>jQuery测试页-Mzwu.COM</title>
</head>
<body>
    <!-- 引入 jquery 1.8.0 -->
    <script type="text/javascript" src="http://code.jquery.com/jquery-1.8.0.min.js"></script>
    <script type="text/javascript">
        var $180 = $;
        console.log($.fn.jquery);
    </script>
    <!-- 引入 其他库-->
    <script type="text/javascript">
        $ = {
            fn:{
                jquery:"mzwu.com"
            }
        };
    </script>

    <script type="text/javascript">        
        console.log($.fn.jquery);
        console.log($180.fn.jquery);
    </script>
</body>
</html>



②.jQuery在其他js库后

<!DOCTYPE html>

<html lang="en" xmlns="http://www.w3.org/1999/xhtml">
<head>
    <meta charset="utf-8" />
    <title>jQuery测试页-Mzwu.COM</title>
</head>
<body>
    <!-- 引入 其他库-->
    <script type="text/javascript">
        $ = {
            fn:{
                jquery:"mzwu.com"
            }
        };
    </script>
    <!-- 引入 jquery 1.8.0 -->
    <script type="text/javascript" src="http://code.jquery.com/jquery-1.8.0.min.js"></script>

    <script type="text/javascript">    
        console.log($.fn.jquery);    
        var $180 = $.noConflict();
        console.log($.fn.jquery);
        console.log($180.fn.jquery);
    </script>
</body>
</html>



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