用js随机生成随机车牌照

body的内容

<div class="card" id="card"><div id="city" class="city"></div><!-- 省份 --><div id="char" class="char"></div><!-- 省内地区 --><div id="dot" class="dot">.</div><!-- 小数点 --><div id="ram" class="ram"></div><!-- 车牌后五位 -->
</div>

script的内容

<script type="text/javascript">var citys = ["京","津","晋","湘","赣","沪","渝","冀","台","辽","吉","黑","苏","浙","皖","闽","鲁","豫","鄂","青","粤","琼","川","贵","云","陕","甘","藏","桂","蒙","宁","新","港","澳"];//车牌号所在地区var area = ["A","B","C","D","E","F","G","H","I","J","J","L","M","N","O","P","Q"]//车牌号后5位var nums = ["A","B","C","D","E","F","G","H","I","J","J","L","M","N","O","P","Q","R","S","T","U","V","W","X","Y","Z","0","1","2","3","4","5","6","7","8","9"]//省份生成function getcity(){var id = Math.floor((Math.random()*34));return citys[id];}document.getElementById("city").innerHTML=getcity();//地区生成function getarea(){var id = Math.floor((Math.random()*17));return area[id];}document.getElementById("char").innerHTML=getarea();//车牌后五位function getend5(n){var res="";for(var i=0;i<n;i++){var id = Math.floor((Math.random()*36));res+=nums[id]}return res;}document.getElementById("ram").innerHTML=getend5(5)
</script>
```、![在这里插入图片描述](https://img-blog.csdnimg.cn/c501e4c3e92846d4aca050edf473f822.png#pic_center)

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