练手--点击眼睛切换图片

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<!DOCTYPE html>
<html>

<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script src="js/jquery-1.7.1.min.js"></script>
    <style>
        .box {
            width: 55%;
            height: 55%;
            position: absolute;
            /* border-style: solid; */
            top: 45%;
            left: 30%;
            z-index: 999;
        }

        img {
            width: 100%;
        }
    </style>
</head>

<body>
    <div>
        <img src="images/20231026132616.png" alt="" id="img">
    </div>
    <div id="box"></div>
    <script>


        var flag = 1;

        var pics = document.getElementById("img");
        $('#box').click(function () {
            if (flag == 1) {
                pics.src = 'images/20231026132616.png';
                flag = 2;
            } else {
                pics.src = 'images/02.png';
                flag = 1;
            }
            console.log('111:' + flag);
        });

    </script>
</body>

</html>