历史管理 onhashchange

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head>

<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />

<title>无标题文档</title>

<script>

//onhashchange : 事件：当hash值有变化的时候，就会触发

window.onload = function(){

    var oInput = document.getElementById('input1');

    var oDiv = document.getElementById('div1');

    var obj = {};

    oInput.onclick = function(){

        var number = randomNum(35,7);

        oDiv.innerHTML = number;

        var oRD = Math.random();

        obj[oRD] = number;

        window.location.hash = oRD;

    };

    window.onhashchange = function(){

        var number = obj[window.location.hash.substring(1)] || '';

        oDiv.innerHTML = number;

    };

    function randomNum(alls,now){

        var arr = [];

        var newArr = [];

        for(var i=1;i<=alls;i++){

            arr.push(i);

        }

        for(var i=0;i<now;i++){

            newArr.push( arr.splice(Math.floor(Math.random()*arr.length),1) );

        }

        return newArr;

    }

};

</script>

</head>

<body>

<input type="button" value="35选7" id="input1" />

<div id="div1"></div>

</body>

</html>
巴特西

历史管理 onhashchange

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