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JQuery案例

作者:互联网

JQuery案例_隔行换色

<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script  src="/js/jquery-3.6.0.min.js"></script>
		
		<script>
			//需求:将数据行的奇数行背景色设置为 pink,偶数行背景色设置为 yellow
			$(function () {
				//获取数据行的奇数行的tr,设置背景色为pink
				$("tr:gt(1):odd").css("backgroundColor", "pink");

				//获取数据行的朴树行的tr,设置背景色为yellow
				$("tr:gt(1):even").css("backgroundColor", "yellow");
			});
		</script>
	</head>
	<body>
		<table id="tab1" border="1" width="800" align="center" >
			<tr>
				<td colspan="5"><input type="button" value="删除"></td>
			</tr>
			<tr style="background-color: #999999;">
				<th><input type="checkbox"></th>
				<th>分类ID</th>
				<th>分类名称</th>
				<th>分类描述</th>
				<th>操作</th>
			</tr>
			<tr>
				<td><input type="checkbox"></td>
				<td>0</td>
				<td>手机数码</td>
				<td>手机数码类商品</td>
				<td><a href="">修改</a>|<a href="">删除</a></td>
			</tr>
			<tr>
				<td><input type="checkbox"></td>
				<td>1</td>
				<td>电脑办公</td>
				<td>电脑办公类商品</td>
				<td><a href="">修改</a>|<a href="">删除</a></td>
			</tr>
			<tr>
				<td><input type="checkbox"></td>
				<td>2</td>
				<td>鞋靴箱包</td>
				<td>鞋靴箱包类商品</td>
				<td><a href="">修改</a>|<a href="">删除</a></td>
			</tr>
			<tr>
				<td><input type="checkbox"></td>
				<td>3</td>
				<td>家居饰品</td>
				<td>家居饰品类商品</td>
				<td><a href="">修改</a>|<a href="">删除</a></td>
			</tr>
		</table>
	</body>
</html>

JQuery案例_全选全部选

<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script  src="/js/jquery-3.6.0.min.js"></script>
		<script>
			//分析:需要保证下边的选中状态和第一个复选框的选中状态一致即可
			function selectAll(obj) {
				//获取下边的故选矿
				$(".itemSelect").prop("checked", obj.checked);
			}

		</script>
	</head>
	<body>
		<table id="tab1" border="1" width="800" align="center" >
			<tr>
				<td colspan="5"><input type="button" value="删除"></td>
			</tr>
			<tr>
				<th><input type="checkbox" onclick="selectAll(this)" ></th>
				<th>分类ID</th>
				<th>分类名称</th>
				<th>分类描述</th>
				<th>操作</th>
			</tr>
			<tr>
				<td><input type="checkbox" class="itemSelect"></td>
				<td>1</td>
				<td>手机数码</td>
				<td>手机数码类商品</td>
				<td><a href="">修改</a>|<a href="">删除</a></td>
			</tr>
			<tr>
				<td><input type="checkbox" class="itemSelect"></td>
				<td>2</td>
				<td>电脑办公</td>
				<td>电脑办公类商品</td>
				<td><a href="">修改</a>|<a href="">删除</a></td>
			</tr>
			<tr>
				<td><input type="checkbox" class="itemSelect"></td>
				<td>3</td>
				<td>鞋靴箱包</td>
				<td>鞋靴箱包类商品</td>
				<td><a href="">修改</a>|<a href="">删除</a></td>
			</tr>
			<tr>
				<td><input type="checkbox" class="itemSelect"></td>
				<td>4</td>
				<td>家居饰品</td>
				<td>家居饰品类商品</td>
				<td><a href="">修改</a>|<a href="">删除</a></td>
			</tr>
		</table>
	</body>
</html>

JQuery案例_qq表情选择

<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8" />
    <title>QQ表情选择</title>
    <script  src="/js/jquery-3.6.0.min.js"></script>
    <style type="text/css">
    *{margin: 0;padding: 0;list-style: none;}

    .emoji{margin:50px;}
    ul{overflow: hidden;}
    li{float: left;width: 48px;height: 48px;cursor: pointer;}
    .emoji img{ cursor: pointer; }
    </style>
	<script>
        //需求:点击qq表情,将其追加到发言框中
        $(function () {
            $("ul img").click(function () {
                $(".word").append($(this).clone());
            });
        });

		
    </script>
	
</head>
<body>
    <div class="emoji">
        <ul>
            <li><img src="img/01.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/02.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/03.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/04.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/05.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/06.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/07.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/08.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/09.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/10.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/11.gif" height="22" width="22" alt="" /></li>
            <li><img src="img/12.gif" height="22" width="22" alt="" /></li>
        </ul>
        <p class="word">
            <strong>请发言:</strong>
            <img src="img/12.gif" height="22" width="22" alt="" />
        </p>
    </div>
</body>
</html>

Jquery案例_下拉列表选中条目左右移动

<!DOCTYPE html>
<html>
	<head>
		<meta charset="UTF-8">
		<title></title>
		<script  src="/js/jquery-3.6.0.min.js"></script>


		<style>
			#leftName , #btn,#rightName{
				float: left;
				width: 100px;
				height: 300px;
			}
			#toRight,#toLeft{
				margin-top:100px ;
				margin-left:30px;
				width: 50px;
			}

			.border{
				height: 500px;
				padding: 100px;
			}
		</style>

		<script>

			//需求:实现下拉列表选中条目左右选择功能
			
			$(function () {
				$("#toRight").click(function () {
					$("#rightName").append($("#leftName > option:selected"));
                });

                $("#toLeft").click(function () {
					$("#rightName > option:selected").appendTo($("#leftName"));
                });
            });
			

		</script>



	</head>
	<body>
		<div class="border">
			<select id="leftName" multiple="multiple">
				<option>张三</option>
				<option>李四</option>
				<option>王五</option>
				<option>赵六</option>
			</select>
			<div id="btn">
				<input type="button" id="toRight" value="-->"><br>
				<input type="button" id="toLeft" value="<--">

			</div>

			<select id="rightName" multiple="multiple">
				<option>钱七</option>
			</select>

		</div>


	</body>
</html>

标签:JQuery,function,删除,修改,家居饰品,tr,案例,鞋靴
来源: https://www.cnblogs.com/ailhy/p/16607137.html