JQ2

<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8" />
        <title></title>
        <script src="js/JQ3.3.1.js"></script>
        <script type="text/javascript">
            function fun(){
                var msgValue = $(msg).val();//val()函数用以获得内容
                console.log("输入的内容是:"+msgValue)
            }
            
            function fun2(){
                var msgValue = $(msg).val("一键生成内容");//val()函数还有设置内容的功能
            }
                
            
        </script>
    </head>
    
    <body>
        输入消息:<input type="text" name="msg" id="msg" />
        <input type="button" value="输出内容" onclick="fun()"/>
        <input type="button" value="设置内容" onclick="fun2()" />
    </body>
</html>

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转载自www.cnblogs.com/ssC2H4/p/8875658.html
JQ2
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