{"id":30316,"date":"2023-08-20T01:53:20","date_gmt":"2023-02-23T04:21:25","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8php%e4%bb%a3%e7%a0%81%e8%bf%9b%e8%a1%8c%e6%89%ad%e8%9b%8b%e6%93%8d%e4%bd%9c\/"},"modified":"2025-08-12T18:35:53","modified_gmt":"2025-08-12T10:35:53","slug":"%e7%94%a8php%e4%bb%a3%e7%a0%81%e8%bf%9b%e8%a1%8c%e6%89%ad%e8%9b%8b%e6%93%8d%e4%bd%9c","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e7%94%a8php%e4%bb%a3%e7%a0%81%e8%bf%9b%e8%a1%8c%e6%89%ad%e8%9b%8b%e6%93%8d%e4%bd%9c\/","title":{"rendered":"\u7528PHP\u4ee3\u7801\u8fdb\u884c\u626d\u86cb\u64cd\u4f5c"},"content":{"rendered":"

\u7531\u4e8e\u6211\u56de\u60f3\u8d77\u4e86\u51e0\u5e74\u524d\u6bcf\u9694\u4e00\u5468\u5b9e\u65bd\u626d\u86cb\u6d3b\u52a8\u7684\u65f6\u5019\uff0c\u6240\u4ee5\u6211\u5c06\u57fa\u672c\u7684\u60f3\u6cd5\u603b\u7ed3\u5982\u4e0b\u3002<\/p>\n

\u5728\u8fc7\u53bb\uff0c\u6211\u4eec\u6309\u7167\u6bcf\u4e24\u5468\u4e00\u6b21\u7684\u53d1\u5e03\u65f6\u95f4\u6765\u8fdb\u884c\u53d1\u5e03\uff0c\u6bcf\u6b21\u53d1\u5e03\u7684\u65f6\u5019\u6211\u90fd\u611f\u5230\u7d27\u5f20\u4e0d\u5df2\u3002\u6211\u8ba4\u4e3a\uff0c\u6700\u597d\u5c06\u6392\u51fa\u7387\u8bbe\u7f6e\u7b49\u57fa\u672c\u8bbe\u5b9a\u653e\u5728\u5355\u72ec\u7684\u6587\u4ef6\u4e2d\uff0c\u4ee5\u4fbf\u5176\u4ed6\u975e\u5de5\u7a0b\u5e08\u4eba\u5458\u4e5f\u80fd\u8fdb\u884c\u7f16\u8f91\uff08\u53ef\u80fd\u662f\u4e3a\u4e86\u5de5\u7a0b\u5e08\u53ef\u4ee5\u63a8\u5378\u8d23\u4efb\u7684\u610f\u4e49\uff09\u3002<\/p>\n

\u626d\u86cb\u903b\u8f91<\/h1>\n

\u56de\u60f3\u8d77\u90a3\u4e2a\u65f6\u5019\uff0c\u6211\u5c06\u5176\u5199\u4e0b\u6765\u3002<\/p>\n

\u5728\u83b7\u53d6\u968f\u673a\u6570\u7684\u65b9\u6cd5\u4e2d\uff0c\u6709shuffle\u3001rand\u548cmt_rand\uff08\u4f5c\u4e3a\u65e7rand\u7684\u66ff\u4ee3\u54c1\uff09\u7b49\u9009\u9879\uff0c\u4f46\u4ecePHP7\u5f00\u59cb\uff0c\u4f3c\u4e4e\u53c8\u65b0\u589e\u4e86\u4e00\u4e2a\u51c6\u786e\u5ea6\u66f4\u9ad8\u7684random_int\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u5c1d\u8bd5\u4f7f\u7528\u5b83\u3002<\/p>\n

\u6211\u4eec\u53c2\u8003\u4e86\u300aLove Live! \u5b66\u56ed\u5076\u50cf\u796d\u300b\u7684\u6392\u540d\u7387\u3002<\/p>\n

UR: 1%\r\nSSR: 4%\r\nSR: 15%\r\nR: 80%\r\n<\/code><\/pre>\n
$weight_list<\/span> =<\/span> [<\/span>\r\n    'UR'<\/span> =><\/span> 1<\/span>,<\/span>\r\n    'SSR'<\/span> =><\/span> 4<\/span>,<\/span>\r\n    'SR'<\/span> =><\/span> 15<\/span>,<\/span>\r\n    'R'<\/span> =><\/span> 80<\/span>,<\/span>\r\n];<\/span>\r\n\r\n$result_number<\/span> =<\/span> random_int<\/span>(<\/span>1<\/span>,<\/span> array_sum<\/span>(<\/span>$weight_list<\/span>));<\/span>\/\/ 1~100<\/span>\r\n\r\n$total_weight<\/span> =<\/span> 0<\/span>;<\/span>\r\nforeach<\/span> (<\/span>$weight_list<\/span> as<\/span> $name<\/span> =><\/span> $weight<\/span>)<\/span>\r\n{<\/span>\r\n    $total_weight<\/span> +=<\/span> $weight<\/span>;<\/span>\r\n    if<\/span> (<\/span>$result_number<\/span> <=<\/span> $total_weight<\/span>)<\/span>\r\n    {<\/span>\r\n        $result<\/span> =<\/span> $name<\/span>;<\/span>\r\n        break<\/span>;<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\nvar_dump<\/span>(<\/span>$result<\/span>);<\/span>\r\n<\/code><\/pre>\n
\u95f2\u8bdd\u4e0d\u591a<\/h1>\n
\u5728A\u767e\u5206\u6bd4\u4e2d\u7684B\u767e\u5206\u6bd4\u8fd9\u6837\u7684\u60c5\u51b5\u4e0b\uff0c\u5982\u679c\u6839\u636e\u7a00\u6709\u5ea6\u5bf9\u6bcf\u4e2a\u7269\u54c1\u6216\u5361\u7247\u8fdb\u884c\u4e86\u52a0\u6743\uff0c\u90a3\u4e48\u6211\u8ba4\u4e3a\u53ef\u4ee5\u8fdb\u4e00\u6b65\u62bd\u53d6\u6839\u636e\u7a00\u6709\u5ea6\u5206\u7ec4\u7684\u626d\u86cb\u3002<\/p>\n
\u5f53\u6d89\u53ca\u5230\u5b9e\u9645\u8fd0\u8425\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u5404\u4e2a\u7269\u54c1\u7684\u6389\u843d\u7387\u4ee5csv\u6216json\u7b49\u683c\u5f0f\u8fdb\u884c\u8bb0\u5f55\uff0c\u4ee5\u4fbf\u4efb\u4f55\u4eba\u90fd\u80fd\u7f16\u8f91\u3002\u7136\u540e\uff0c\u5728\u5b9e\u65bd\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e00\u4e2a\u6570\u7ec4\uff0c\u5176\u4e2d\u7269\u54c1\u548c\u5361\u7247\u7684ID\u4f5c\u4e3a\u952e\uff0c\u5e76\u5728\u903b\u8f91\u5c42\u6b21\u4e0a\u8fdb\u884c\u8c03\u6574\uff0c\u4f7f\u6389\u843d\u7387\u6210\u4e3a\u6574\u6570\u503c\uff0c\u6700\u540e\u5b8c\u6210\u5b9e\u65bd\u3002<\/p>\n
\u5982\u679c\u7269\u54c1ID\u4e3a1001\u7684\u51fa\u73b0\u7387\u662f0.0003\u7684\u8bdd<\/p>\n
$weight_list<\/span> =<\/span> [<\/span>\r\n    1001<\/span> =><\/span> 3<\/span>\r\n]<\/span>\r\n\r\nrandom_int<\/span>(<\/span>1<\/span>,<\/span> 10000<\/span>);<\/span>\r\n<\/code><\/pre>\n
\u5982\u679c\u4e2d\u5956\u53f7\u7801\u662f1001\u7684\u8bdd\uff0c\u5c31\u50cf\u662f\u7ed9\u4e88\u5b83\u90a3\u6837\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
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