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jauery实现:实战: 武林高手在线相册_2018年9月18日
PHP学习
Original
853 people have browsed it

实例

<!doctype html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport"
          content="width=device-width, user-scalable=no, initial-scale=1.0, maximum-scale=1.0, minimum-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>在线相册管理</title>
    <style>
        .warp {
            width: 620px;
            min-height: 30px;
            margin: 20px auto;
            align-content: center;
            background-color: lightyellow;
        }
    </style>
</head>
<body>
<div class="warp">
    <div class="header">
        <h2>江湖女侠排行榜</h2>
        <p>
            <label for="img_url">输入图片</label>
            <input type="file" name="img_url" id="img_url" placeholder="请输入图片地址">
        </p>
        <p>
            图片类型:
            <input type="radio" id="rect" name="border" value="0"><label>直角</label>
            <input type="radio" id="radius" name="border" value="10%"><label>圆角</label>
            <input type="radio" id="circle" name="border" value="50%"><label>圆形</label>
        </p>
        <p>
            是否添加阴影:
            <select name="shadow">
                <option value="0">不添加</option>
                <option value="1">添加</option>
            </select>
        </p>
        <p>
            <button class="add">添加图片</button>
        </p>
    </div>
    <div class="main">
        <ul>

        </ul>
    </div>
</div>
<script src="./lib/jquery.js"></script>
<script>
$('button.add').on('click',function f() {
    //判断是否有图片地址存在
    let img_url = $('#img_url').val();
    if (img_url.length === 0) {
        alert('你还没有选择图片');
        $('#img_url').focus();
        return false;
    }
    //判断选择的图片的添加的类型
    //获取选择的图片的外观
    let img_type = $(':radio:checked').val();
    //是否添加阴影
    let shadow = 'none';
    if ($(':selected').val() === '1') {
        shadow = '3px 3px 3px #666';
    }
    //创建图片并添加到页面中
    let img_url = 'http://127.0.0.1/0918/'+img_url.split('\\')[2];
    //创建一个图片并添加到页面中
    let img = $('<img>').prop('src',img_url).width(150).height(150).css({
        'border-radius': img_type,
        'box-shadow':shadow
    });
    let before = $('<button></button>').text('前移');
    let after = $('<button></button>').text('后移');
    let remove = $('<button></button>').text('删除');

    $('<li>').append(img,before,after,remove).appendTo('ul');

    remove.click(function () {
        alert('是否删除');
    });
})





</script>
</body>
</html>

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Correction status:qualified

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