<!DOCTYPE html> <html> <head><title>超级大LE透模拟</title> </head><div id="container">超级大LE透<br>规则：超级大LE透基本投注是指从前区号码中任选5个号码，并从后区号码中任选2个号码的组合进行投注。其中，前区号码由01—35共35个号码组成，后区号码由01—12共12个号码组成。每注基本投注金额人民币2元。<br>一等奖<br>投注号码与当期开奖前后区相同，顺序不限；<br>即前5个相同(不限顺序)，后2个相同(不限顺序)...<br>希望没理解错</div><br><button onClick="main()">开始抽奖</button> <body><script type="text/javascript">// main();// 主函数function main(){var winNums = getLotteryNums();// 获取开奖号码 document.querySelectorAll("button")[0].style.display = "none";// 隐藏按钮 show("本期开奖号码:"+JSON.stringify(winNums));show("开始购买...");show("购买中...请稍后...");var buyCount = 1;// 购买次数统计var isFirstPrizeB = false;// 是否中奖 setTimeout(function(){// 稍微延迟让dom有写入时间while(!isFirstPrizeB){// 如果没中奖则继续调用buyLottery()购买彩票 isFirstPrizeB = isFirstPrize(winNums,buyLottery());buyCount++;}show("购买次数："+buyCount+"次");show("花费："+(buyCount*2)+"元");},50);}// 随机获取7位号码(前区在[1-35]之间获取，后区在[1-12]之间获取)function getLotteryNums(){var nums = [];while(nums.length < 7){var oneNum = nums.length >= 5 ? getRandomIntInclusive(1,12) : getRandomIntInclusive(1,35);if(nums.indexOf(oneNum) > -1){continue;}nums.push(oneNum);}return nums;}// 购买彩票function buyLottery(){return getLotteryNums();}// 是否头奖中奖function isFirstPrize(winNums,buyNums){var winNumsTop = getNumsTop(winNums);var winNumsEnd = getNumsEnd(winNums);var buyNumsTop = getNumsTop(buyNums);var buyNumsEnd = getNumsEnd(buyNums);for(var i in buyNumsTop){var r = buyNumsTop[i];if(winNumsTop.indexOf(r) <= -1){return false;}}for(var i in buyNumsEnd){var r = buyNumsEnd[i];if(winNumsEnd.indexOf(r) <= -1){return false;}}show("中奖了！");show("你买的号码是：" + JSON.stringify(buyNums));return true;}// 获取前区号码(前5位)function getNumsTop(Nums){return Nums.slice(0,5);}// 获取后区号码(后2位)function getNumsEnd(Nums){return Nums.slice(-2);}// 在值域为[min,max]的集合中获取一个随机整数function getRandomIntInclusive(min, max) {min = Math.ceil(min);max = Math.floor(max);return Math.floor(Math.random() * (max - min + 1)) + min; //The maximum is inclusive and the minimum is inclusive }// 写内容到domfunction show(html){console.log(html);var oriHtml = document.getElementById("container").innerHTML;document.getElementById("container").innerHTML = oriHtml + "<br>" + html +"<br>"; }</script> </body> </html>
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