jquery效果

//隐藏显示
<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8" />
    <title>index.html</title>
    <script src="js/jquery-2.1.4.min.js"></script>
</head>
<body>
    <p id="p1">如果点击“隐藏”按钮，我就会消失</p>
    <button id="hide" type="button">隐藏</button>
    <button id="show" type="button">显示</button>
    <button id="toggle" type="button">切换</button>
    <script>
        $(document).ready(function(){
            $("#hide").click(function(){
                $("p").hide(1000);
            });
            $("#show").click(function(){
                $("p").show(1000);
            });
            $("#toggle").click(function(){
                $("p").toggle(1000);
            });
        });
    </script>
</body>
</html>

//淡入淡出
<!doctype html>
<html>
<head>
    <meta charset="utf-8">
    <title>index.html</title>
    <script src="js/jquery-2.1.4.min.js"></script>
</head>
<body>
    <button id="fadeIn" type="button">淡入</button>
    <button id="fadeOut" type="button">谈出</button>
    <button id="toggle" type="button">切换</button>
    <button id="fadeTo" type="button">fadeTo</button>
    <br><br>
    <div id="div1" style="width:80px;height:80px;display:none;background-color:red;"></div>

    <script>
        $(document).ready(function(){
            $("#fadeIn").click(function(){
                $("#div1").fadeIn(3000);
            });
            $("#fadeOut").click(function(){
                $("#div1").fadeOut(1000);
            });
            $("#toggle").click(function(){
                $("#div1").fadeToggle();
            });
            $("#fadeTo").click(function(){
                $("#div1").fadeTo("slow",0.4); //opacity:1为完全不透明
            });
        });
    </script>
</body>
</html>

//滑动效果，停止，链式
<!doctype html>
<html>
<head>
    <meta charset="utf-8">
    <title>index.html</title>
    <script src="js/jquery-2.1.4.min.js"></script>
    <style rel="stylesheet">
        .menu, .panel{
            width: 500px;
            padding: 5px;
            margin: 0 auto;
            text-align: center;
            background: #e5eecc;
            border: 1px solid #c3c3c3;
        }
        .panel{
            height: 120px;
            display: none;
        }
    </style>
</head>
<body>
    <p class="menu">
        <button class="slideDown">slideDown</button>
        <button class="slideUp">slideUp</button>
        <button class="slideToggle">slideToggle</button>
        <button class="stop">stop</button>
        <button class="chain">chain</button>
    </p>
    <div class="panel">
        <p>hello world!</p>
        <p>how are you?</p>
    </div>

    <script>
        $(document).ready(function(){
            $(".slideDown").click(function(){
                $(".panel").slideDown("slow");
            });
            $(".slideUp").click(function(){
                $(".panel").slideUp(1000,function(){
                    alert("The paragraph is now hidden");
                });
            });
            $(".slideToggle").click(function(){
                $(".panel").slideToggle(5000);
            });
            $(".stop").click(function(){
                $(".panel").stop();
            });
            $(".chain").click(function(){
                $(".panel").css("color","red")
                    .slideDown(2000)
                    .slideUp(2000);
            });
        });
    </script>
</body>
</html>

//动画
<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8" />
    <title>index.html</title>
    <script src="js/jquery-2.1.4.min.js"></script>
</head>
<body>
    <button>开始动画</button>
    <p>默认情况下，所有 HTML 元素的位置都是静态的，并且无法移动。如需对位置进行操作，记得首先把元素的 CSS position 属性设置为 relative、fixed 或 absolute。</p>
    <div style="background:#98bf21;height:100px;width:100px;position:absolute;"></div>

    <script>
        $(document).ready(function(){
          $("button").click(function(){
            var div=$("div");
            div.animate({height:'300px',opacity:'0.4'},"slow");
            div.animate({width:'300px',opacity:'0.8'},"slow");
            div.animate({height:'100px',opacity:'0.4'},"slow");
            div.animate({width:'100px',opacity:'0.8'},"slow");
          });
        });
    </script>
</body>
</html>