生成随机数免费网页版_随机数生成网站源码,网页随机数生成资源-CSDN文库

共4个文件

js：2个

html：1个

css：1个

需积分: 50 48 浏览量 2017-11-20 15:22:39 上传评论 1 收藏 19KB RAR 举报

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随机.rar （4个子文件）

随机.html 5KB

jquery.js 53KB

random.js 2KB

number.css 6KB

<html> <head> <title>随机数</title> <script src="jquery.js"></script> <script src="random.js"></script> <link type="text/css" rel="stylesheet" href="number.css"> <style> #randomNumbers b { margin-right : 30px; } </style> </head> <body> <div class="mathmod_form"> 确定产生随机数的数目，最小值和最大值：<br> 数目：<span style="margin-left:14px"></span><input type="text" id="randomCount" value="10"><br> 最小值：<input type="text" id="randomMinimum" value="0"> 最大值：<input type="text" id="randomMaximum" value="100"><br> 选择是否为唯一随机数：<br> 选择：<span style="margin-left:14px"></span><select id="randomType"><option value="unique">唯一</option><option value="open">随便</option></select><br> 点击生成产生随机数：<br> <center><input type="button" id="randomGenerate" value="生成" class="calc"></center> 得到你想要的随机数！<br> <div id="randomNumbers" style="color: white;width:100%;line-height:36px;font-size: 28px;text-align: center;background-color: #005295;border-radius:3px; padding:5px;">结果</div> <script type="text/javascript"> $(document).ready( function() { $('#randomGenerate').click( function () { var test_1 = /^\d+$/.test($('#randomCount').val()); var test_2 = /^\d+$/.test($('#randomMinimum').val()); var test_3 = /^\d+$/.test($('#randomMaximum').val()); if ( test_1 != true || test_2 != true || test_3 != true ) { $('#randomNumbers').html('You missed something, please check the values above...'); } else if ( parseInt($('#randomCount').val()) < 1 ) { $('#randomNumbers').html('The count value have to be at least 1...'); } else if ( parseInt($('#randomMinimum').val()) < 0 ) { $('#randomNumbers').html('The minimum value have to be at least 0...'); } else if ( parseInt($('#randomMaximum').val()) < 1 ) { $('#randomNumbers').html('The maximum value have to be at least 1...'); } else if ( parseInt($('#randomMaximum').val()) <= parseInt($('#randomMinimum').val()) ) { $('#randomNumbers').html('The maximum value have to be greater then the minimum...'); } else if ( $('#randomType').val() == 'unique' && parseInt($('#randomCount').val()) > ( parseInt($('#randomMaximum').val()) - parseInt($('#randomMinimum').val()) ) ) { $('#randomNumbers').html('In a unique sequence: count <= ( maximum - minimum )...'); } else { var mTwister = new MersenneTwister(); var randomNumbers = new Array(); for ( var i = 0; i < parseInt($('#randomCount').val()); i++ ) { var number = ( Math.round( mTwister.random() * ( parseInt($('#randomMaximum').val()) - parseInt($('#randomMinimum').val()) ) ) + parseInt($('#randomMinimum').val()) ); var found = false; for ( var j = 0; j < randomNumbers.length; j++ ) { if ( randomNumbers[j] == number ) { found = true; break; } } if ( found == true && $('#randomType').val() == 'unique' ) { i--; } else { randomNumbers[i] = number; } } $('#randomNumbers').html(''); for ( var i = 0; i < randomNumbers.length; i++ ) { $('#randomNumbers').html($('#randomNumbers').html() + ( i == 0 ? '' : ' ' ) + '<b>' + randomNumbers[i] + '</b>'); } } } ); } ); </script> </div> </body> </html>

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