{"id":217848,"date":"2023-12-23T01:16:28","date_gmt":"2023-12-22T17:16:28","guid":{"rendered":"https:\/\/www.idc.net\/help\/217848\/"},"modified":"2023-12-23T01:16:28","modified_gmt":"2023-12-22T17:16:28","slug":"php%e5%87%bd%e6%95%b0%ef%bc%9amt_rand","status":"publish","type":"post","link":"https:\/\/idc.net\/help\/217848\/","title":{"rendered":"PHP\u51fd\u6570\uff1amt_rand"},"content":{"rendered":"<h1 id=\"php%e5%87%bd%e6%95%b0%ef%bc%9amt_rand-IXgBfwNfjc\">PHP\u51fd\u6570\uff1amt_rand<\/h1>\n<p>\u5728PHP\u7f16\u7a0b\u4e2d\uff0cmt_rand\u51fd\u6570\u662f\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u51fd\u6570\uff0c\u7528\u4e8e\u751f\u6210\u968f\u673a\u6570\u3002\u672c\u6587\u5c06\u4ecb\u7ecdmt_rand\u51fd\u6570\u7684\u7528\u6cd5\u548c\u4e00\u4e9b\u793a\u4f8b\uff0c\u4ee5\u5e2e\u52a9\u60a8\u66f4\u597d\u5730\u7406\u89e3\u548c\u4f7f\u7528\u5b83\u3002<\/p>\n<h2 id=\"mt_rand%e5%87%bd%e6%95%b0%e7%9a%84%e8%af%ad%e6%b3%95-IXgBfwNfjc\">mt_rand\u51fd\u6570\u7684\u8bed\u6cd5<\/h2>\n<p>mt_rand\u51fd\u6570\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n<pre><code>mt_rand($min, $max)\n<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c$min\u548c$max\u662f\u53ef\u9009\u53c2\u6570\uff0c\u7528\u4e8e\u6307\u5b9a\u751f\u6210\u968f\u673a\u6570\u7684\u8303\u56f4\u3002\u5982\u679c\u4e0d\u6307\u5b9a\u8fd9\u4e24\u4e2a\u53c2\u6570\uff0cmt_rand\u51fd\u6570\u5c06\u751f\u6210\u4e00\u4e2a\u4ecb\u4e8e0\u548c\u6700\u5927\u968f\u673a\u6570\u4e4b\u95f4\u7684\u968f\u673a\u6570\u3002<\/p>\n<h2 id=\"mt_rand%e5%87%bd%e6%95%b0%e7%9a%84%e8%bf%94%e5%9b%9e%e5%80%bc-IXgBfwNfjc\">mt_rand\u51fd\u6570\u7684\u8fd4\u56de\u503c<\/h2>\n<p>mt_rand\u51fd\u6570\u8fd4\u56de\u4e00\u4e2a\u968f\u673a\u6574\u6570\u3002\u5982\u679c\u6307\u5b9a\u4e86$min\u548c$max\u53c2\u6570\uff0c\u8fd4\u56de\u7684\u968f\u673a\u6570\u5c06\u5728\u8fd9\u4e24\u4e2a\u53c2\u6570\u6307\u5b9a\u7684\u8303\u56f4\u5185\u3002<\/p>\n<h2 id=\"mt_rand%e5%87%bd%e6%95%b0%e7%9a%84%e7%a4%ba%e4%be%8b-IXgBfwNfjc\">mt_rand\u51fd\u6570\u7684\u793a\u4f8b<\/h2>\n<p>\u4e0b\u9762\u662f\u4e00\u4e9b\u4f7f\u7528mt_rand\u51fd\u6570\u7684\u793a\u4f8b\uff1a<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b1%ef%bc%9a%e7%94%9f%e6%88%900%e5%88%b0%e6%9c%80%e5%a4%a7%e9%9a%8f%e6%9c%ba%e6%95%b0%e4%b9%8b%e9%97%b4%e7%9a%84%e9%9a%8f%e6%9c%ba%e6%95%b0-IXgBfwNfjc\">\u793a\u4f8b1\uff1a\u751f\u62100\u5230\u6700\u5927\u968f\u673a\u6570\u4e4b\u95f4\u7684\u968f\u673a\u6570<\/h3>\n<pre><code>&lt;?php\n$randomNumber = mt_rand();\necho $randomNumber;\n?&gt;\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c06\u751f\u6210\u4e00\u4e2a\u4ecb\u4e8e0\u548c\u6700\u5927\u968f\u673a\u6570\u4e4b\u95f4\u7684\u968f\u673a\u6570\uff0c\u5e76\u5c06\u5176\u8f93\u51fa\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b2%ef%bc%9a%e7%94%9f%e6%88%90%e6%8c%87%e5%ae%9a%e8%8c%83%e5%9b%b4%e5%86%85%e7%9a%84%e9%9a%8f%e6%9c%ba%e6%95%b0-IXgBfwNfjc\">\u793a\u4f8b2\uff1a\u751f\u6210\u6307\u5b9a\u8303\u56f4\u5185\u7684\u968f\u673a\u6570<\/h3>\n<pre><code>&lt;?php\n$randomNumber = mt_rand(1, 10);\necho $randomNumber;\n?&gt;\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c06\u751f\u6210\u4e00\u4e2a\u4ecb\u4e8e1\u548c10\u4e4b\u95f4\u7684\u968f\u673a\u6570\uff0c\u5e76\u5c06\u5176\u8f93\u51fa\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b3%ef%bc%9a%e7%94%9f%e6%88%90%e9%9a%8f%e6%9c%ba%e7%9a%84%e9%a2%9c%e8%89%b2%e4%bb%a3%e7%a0%81-IXgBfwNfjc\">\u793a\u4f8b3\uff1a\u751f\u6210\u968f\u673a\u7684\u989c\u8272\u4ee3\u7801<\/h3>\n<pre><code>&lt;?php\n$red = mt_rand(0, 255);\n$green = mt_rand(0, 255);\n$blue = mt_rand(0, 255);\n$colorCode = sprintf(\"#%02x%02x%02x\", $red, $green, $blue);\necho $colorCode;\n?&gt;\n<\/code><\/pre>\n<p>\u4e0a\u8ff0\u4ee3\u7801\u5c06\u751f\u6210\u4e00\u4e2a\u968f\u673a\u7684\u989c\u8272\u4ee3\u7801\uff0c\u5e76\u5c06\u5176\u8f93\u51fa\u3002\u8be5\u4ee3\u7801\u4f7f\u7528\u4e86sprintf\u51fd\u6570\u6765\u683c\u5f0f\u5316\u989c\u8272\u4ee3\u7801\u3002<\/p>\n<h2 id=\"%e6%80%bb%e7%bb%93-IXgBfwNfjc\">\u603b\u7ed3<\/h2>\n<p>mt_rand\u51fd\u6570\u662fPHP\u7f16\u7a0b\u4e2d\u5e38\u7528\u7684\u51fd\u6570\u4e4b\u4e00\uff0c\u7528\u4e8e\u751f\u6210\u968f\u673a\u6570\u3002\u901a\u8fc7\u6307\u5b9a\u8303\u56f4\uff0c\u60a8\u53ef\u4ee5\u751f\u6210\u7279\u5b9a\u8303\u56f4\u5185\u7684\u968f\u673a\u6570\uff0c\u6216\u8005\u4f7f\u7528\u9ed8\u8ba4\u53c2\u6570\u751f\u6210\u4ecb\u4e8e0\u548c\u6700\u5927\u968f\u673a\u6570\u4e4b\u95f4\u7684\u968f\u673a\u6570\u3002\u4f7f\u7528mt_rand\u51fd\u6570\uff0c\u60a8\u53ef\u4ee5\u5b9e\u73b0\u5404\u79cd\u968f\u673a\u6570\u751f\u6210\u7684\u9700\u6c42\u3002<\/p>\n<h3 id=\"%e9%a6%99%e6%b8%af%e6%9c%8d%e5%8a%a1%e5%99%a8%e9%a6%96%e9%80%89%e5%90%8e%e6%b5%aa%e4%ba%91-IXgBfwNfjc\">\u9999\u6e2f\u670d\u52a1\u5668\u9996\u9009\u540e\u6d6a\u4e91<\/h3>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5bfb\u627e\u53ef\u9760\u7684\u9999\u6e2f\u670d\u52a1\u5668\u63d0\u4f9b\u5546\uff0c\u540e\u6d6a\u4e91\u662f\u60a8\u7684\u9996\u9009\u3002\u540e\u6d6a\u4e91\u63d0\u4f9b\u9ad8\u6027\u80fd\u7684\u9999\u6e2f\u670d\u52a1\u5668\uff0c\u4ee5\u6ee1\u8db3\u60a8\u7684\u5404\u79cd\u9700\u6c42\u3002\u8bf7\u8bbf\u95ee\u6211\u4eec\u7684\u5b98\u7f51\u4e86\u89e3\u66f4\u591a\u4fe1\u606f\uff1a<a href=\"https:\/\/idc.net\">https:\/\/idc.net<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP\u51fd\u6570\uff1amt_rand \u5728PHP\u7f16\u7a0b\u4e2d\uff0cmt_rand\u51fd\u6570\u662f\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u51fd\u6570\uff0c\u7528\u4e8e\u751f\u6210\u968f\u673a\u6570\u3002\u672c\u6587\u5c06\u4ecb\u7ecd [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[197851],"tags":[],"class_list":["post-217848","post","type-post","status-publish","format-standard","hentry","category-php"],"_links":{"self":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/217848","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/comments?post=217848"}],"version-history":[{"count":0,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/posts\/217848\/revisions"}],"wp:attachment":[{"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/media?parent=217848"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/categories?post=217848"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/idc.net\/help\/wp-json\/wp\/v2\/tags?post=217848"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}