{"id":30221,"date":"2023-02-28T06:13:41","date_gmt":"2023-10-27T01:22:52","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bb%8ephp7-4%e5%8d%87%e7%ba%a7%e5%88%b0php8%e7%89%88\/"},"modified":"2025-08-12T18:09:41","modified_gmt":"2025-08-12T10:09:41","slug":"%e4%bb%8ephp7-4%e5%8d%87%e7%ba%a7%e5%88%b0php8%e7%89%88","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e4%bb%8ephp7-4%e5%8d%87%e7%ba%a7%e5%88%b0php8%e7%89%88\/","title":{"rendered":"\u4ecePHP7.4\u5347\u7ea7\u5230PHP8\u7248"},"content":{"rendered":"<p>\u8fd0\u884c&#8221;php -v&#8221;\u65f6\u51fa\u73b0\u4e86\u4ee5\u4e0b\u9519\u8bef\u3002\u4f3c\u4e4e\u6ca1\u6709\u5b89\u88c5icu4c\u768469\u7cfb\u5217\u3002<\/p>\n<p>\u7531\u4e8e\u5df2\u5b89\u88c5\u4e8672\u7cfb\uff0c\u6240\u4ee5\u4e0d\u4f1a\u964d\u7ea7\u523069\u7cfb\u3002<\/p>\n<pre class=\"post-pre\"><code>~ $ php -v\r\ndyld[8500]: Library not loaded: '\/usr\/local\/opt\/icu4c\/lib\/libicuio.69.dylib'\r\n  Referenced from: '\/usr\/local\/Cellar\/php@7.4\/7.4.27\/bin\/php'\r\n  Reason: tried: '\/usr\/local\/opt\/icu4c\/lib\/libicuio.69.dylib' (no such file)\r\n<\/code><\/pre>\n<p>\u4f7f\u7528-a php\u6765\u68c0\u67e5PHP\u7684\u7248\u672c\u3002<\/p>\n<pre class=\"post-pre\"><code>~ $ type -a php\r\nphp is \/usr\/local\/opt\/php@7.4\/bin\/php\r\n<\/code><\/pre>\n<p>\u73b0\u5728PHP\u7684\u7248\u672c\u662f7.4\uff0c\u5e76\u4e14\u7531\u4e8e\u5b89\u5168\u652f\u6301\u5df2\u7ecf\u7ed3\u675f\uff0c\u6240\u4ee5\u8d81\u6b64\u673a\u4f1a\u5347\u7ea7\u52308\u7cfb\u5217\u3002<\/p>\n<p>\u5b89\u88c5PHP8\u7cfb<\/p>\n<pre class=\"post-pre\"><code>\/\/ \u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u30d0\u30fc\u30b8\u30e7\u30f3\u691c\u7d22\r\n~ $ brew search php8\r\n==&gt; Formulae\r\nphp@8.0 \u3000\u3000\u3000 \u3000\u3000\u3000\u3000php@8.1 \u2714\r\n\r\n\/\/ php@8.1\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\r\n~ $ brew install php@8.1\r\n<\/code><\/pre>\n<p>\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u8bbe\u7f6e\u8def\u5f84\u3002<\/p>\n<pre class=\"post-pre\"><code>$ echo 'export PATH=\"\/usr\/local\/opt\/php@8.1\/bin:$PATH\"' &gt;&gt; ~\/.zshrc \r\n$ echo 'export PATH=\"\/usr\/local\/opt\/php@8.1\/sbin:$PATH\"' &gt;&gt; ~\/.zshrc\r\n$ source ~\/.zshrc\r\n<\/code><\/pre>\n<p>\u518d\u6b21\u68c0\u67e5\u4e86php-v\uff0c\u7ed3\u679c\u663e\u793a\u4e86\u3002<\/p>\n<pre class=\"post-pre\"><code>~ $ php -v\r\nPHP 8.1.15 (cli) (built: Feb  3 2023 12:46:32) (NTS)\r\nCopyright (c) The PHP Group\r\nZend Engine v4.1.15, Copyright (c) Zend Technologies\r\nwith Zend OPcache v8.1.15, Copyright (c), by Zend Technologies\r\n<\/code><\/pre>\n<h3>\u53c2\u8003\u8d44\u6599\uff1a<\/h3>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u8fd0\u884c&#8221;php -v&#8221;\u65f6\u51fa\u73b0\u4e86\u4ee5\u4e0b\u9519\u8bef\u3002\u4f3c\u4e4e\u6ca1\u6709\u5b89\u88c5icu4c\u768469\u7cfb\u5217\u3002 \u7531\u4e8e\u5df2\u5b89\u88c5\u4e86 [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30221","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - 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