js 每隔一段时间替换图片

<script>

var userzplist=new Array();

userzplist=("1.jpg,2.jpg,3.jpg").split(",");

var i = 0;

    //每隔一段时间替换一张图片
    function changepic() {
        var j = userzplist.length;
        //alert(i);
        if (i >= j) {//i超出数组长度,归零
            i = 0;
        }
            
        var p = document.getElementById("myimg");
        //alert(userzplist[0]);
        p.src = "../userphoto/" + userzplist[i];
        i++;
        setTimeout(changepic, 4000);//每隔4秒调用方法

    }

window.onload=changepic();

    </script>

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转载自blog.csdn.net/qiufengwuxiu/article/details/79814902