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长按进行删除

作者：互联网

<!DOCTYPE html>
<html>

    <head>
        <meta charset="UTF-8">
        <meta http-equiv="X-UA-Compatible" content="IE=edge">
        <meta name="viewport" content="width=device-width, initial-scale=1">
        <title>长按删除效果</title>
        <script src="http://www.jq22.com/jquery/jquery-1.9.1.js"></script>
        <link rel="stylesheet" href="https://cdn.bootcss.com/bootstrap/3.3.7/css/bootstrap.min.css" integrity="sha384-BVYiiSIFeK1dGmJRAkycuHAHRg32OmUcww7on3RYdg4Va+PmSTsz/K68vbdEjh4u" crossorigin="anonymous">
        <style>
            ul {
                border: 1px solid black;
            }
            
            li {
                padding: 10px 20px;
                background: #ccc;
                border-bottom: 1px solid black;
            }
        </style>
    </head>

    <body>
        <div class="container">
            <h2>长按删除</h2>
            <ul class="list-unstyled">
                <li class="touchMe">你好</li>
                <li class="touchMe">我好</li>
                <li class="touchMe">大家好</li>
            </ul>
        </div>
        <script>
            var timeOutEvent = 0;
            $(function() {
                $('.touchMe').on({
                    touchstart: function(e) {
                        console.log($(this));
                        var index = $(this).index();
                        // 将当前元素的索引作为参数进行传递
                        timeOutEvent = setTimeout("longPress(" + index + ")", 500);
                        e.preventDefault();
                    },
                    touchmove: function() {
                        clearTimeout(timeOutEvent);
                        timeOutEvent = 0;
                    },
                    touchend: function() {
                        clearTimeout(timeOutEvent);
                        if(timeOutEvent != 0) {
                            alert('你这是点击，不是长按');
                        }
                        return false;
                    }
                });
            });

            function longPress(t) {
                timeOutEvent = 0;
                if(confirm('您确定要删除？' + t)) {
                    // 用传递过来的参数定位当前元素
                    $('.touchMe').eq(t).remove();
                    console.log('已删除');
                }
            }
        </script>

    </body>

</html>

 

标签：function,index,删除,clearTimeout,timeOutEvent,border,进行
来源： https://www.cnblogs.com/150536FBB/p/10553525.html