{"id":30286,"date":"2023-01-27T08:26:04","date_gmt":"2024-02-08T00:42:12","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%85%b3%e4%ba%8ephp%e7%94%9f%e6%88%90%e5%99%a8\/"},"modified":"2025-08-12T18:28:02","modified_gmt":"2025-08-12T10:28:02","slug":"%e5%85%b3%e4%ba%8ephp%e7%94%9f%e6%88%90%e5%99%a8","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%85%b3%e4%ba%8ephp%e7%94%9f%e6%88%90%e5%99%a8\/","title":{"rendered":"\u5173\u4e8ePHP\u751f\u6210\u5668"},"content":{"rendered":"<h2>\u53d1\u7535\u673a<\/h2>\n<blockquote><p>\u5982\u679c\u4f7f\u7528\u751f\u6210\u5668\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u7b80\u5355\u7684\u8fed\u4ee3\u5668\u3002\u65e0\u9700\u62c5\u5fc3\u7f16\u5199\u5b9e\u73b0Iterator\u63a5\u53e3\u7684\u7c7b\u7684\u5f00\u9500\u548c\u590d\u6742\u6027\u3002<br \/>\nPHP\uff1a\u751f\u6210\u5668 &#8211; \u624b\u518c<\/p><\/blockquote>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u306f\u524d\u65b9\u306b\u3057\u304b\u9032\u3081\u306a\u3044\u30a4\u30c6\u30ec\u30fc\u30bf\u3067\u3042\u308b\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u53cd\u5fa9\u51e6\u7406\u304c\u59cb\u307e\u308c\u3070\u5dfb\u304d\u623b\u3059\u3053\u3068\u306f\u3067\u304d\u306a\u3044\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u4e00\u5ea6\u3060\u3051return\u3059\u308b\u306e\u3067\u306a\u304f\u3001\u5fc5\u8981\u306b\u5fdc\u3058\u3066\u4f55\u5ea6\u3082 yield \u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\u9045\u5ef6\u8a55\u4fa1\u3092\u4f5c\u308b\u6642\u306b\u4f7f\u3048\u308b\u3002<\/ul>\n<pre class=\"post-pre\"><code><span class=\"cp\">&lt;?php<\/span>\r\n<span class=\"k\">function<\/span> <span class=\"n\">gen_one_to_three<\/span><span class=\"p\">()<\/span>\r\n<span class=\"p\">{<\/span>\r\n    <span class=\"k\">for<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$i<\/span> <span class=\"o\">=<\/span> <span class=\"mi\">1<\/span><span class=\"p\">;<\/span> <span class=\"nv\">$i<\/span> <span class=\"o\">&lt;=<\/span> <span class=\"mi\">3<\/span><span class=\"p\">;<\/span> <span class=\"nv\">$i<\/span><span class=\"o\">++<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"k\">yield<\/span> <span class=\"nv\">$i<\/span><span class=\"p\">;<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"nv\">$generator<\/span> <span class=\"o\">=<\/span> <span class=\"nf\">gen_one_to_three<\/span><span class=\"p\">();<\/span>\r\n<span class=\"k\">foreach<\/span> <span class=\"p\">(<\/span><span class=\"nv\">$generator<\/span> <span class=\"k\">as<\/span> <span class=\"nv\">$value<\/span><span class=\"p\">)<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">echo<\/span> <span class=\"nv\">$value<\/span><span class=\"p\">,<\/span><span class=\"kc\">PHP_EOL<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<span class=\"cm\">\/*\r\n1\r\n2\r\n3\r\n*\/<\/span>\r\n<\/code><\/pre>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u95a2\u6570\u304c\u547c\u3070\u308c\u308b\u3068\u3001\u53cd\u5fa9\u51e6\u7406\u304c\u53ef\u80fd\u306a\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3059\u3002(\u3053\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306f Iterator \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30a4\u30b9\u3092\u5b9f\u88c5\u3057\u3066\u304a\u308a\u3001\u524d\u65b9\u306b\u3057\u304b\u9032\u3081\u306a\u3044)<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u3053\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092 (foreach \u30eb\u30fc\u30d7\u306a\u3069\u3067) \u53cd\u5fa9\u3055\u305b\u308b\u3068\u3001 \u5024\u304c\u5fc5\u8981\u306b\u306a\u308b\u305f\u3073\u306bPHP\u304c\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u53cd\u5fa9\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3076\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">\n<li style=\"list-style-type: none;\">\n<ul class=\"post-ul\">\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u304c\u5024\u3092 yield \u3057\u305f\u6642\u70b9\u306e\u72b6\u614b\u3092\u4fdd\u5b58\u3057\u3066\u304a\u304d\u3001 \u6b21\u306b\u5024\u304c\u5fc5\u8981\u306b\u306a\u3063\u305f\u3068\u304d\u306b\u306f\u305d\u3053\u304b\u3089\u518d\u958b\u3067\u304d\u308b\u3002<\/ul>\n<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ul class=\"post-ul\">yield \u3067\u304d\u308b\u5024\u304c\u306a\u304f\u306a\u308b\u3068\u3001\u30b8\u30a7\u30cd\u30ec\u30fc\u30bf\u306f\u7d42\u4e86\u3059\u308b\u3002<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u53d1\u7535\u673a \u5982\u679c\u4f7f\u7528\u751f\u6210\u5668\uff0c\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u7b80\u5355\u7684\u8fed\u4ee3\u5668\u3002\u65e0\u9700\u62c5\u5fc3\u7f16\u5199\u5b9e\u73b0Iterator\u63a5\u53e3\u7684\u7c7b\u7684\u5f00\u9500\u548c\u590d\u6742\u6027\u3002 P [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30286","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) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u5173\u4e8ePHP\u751f\u6210\u5668 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8e\u5173\u4e8ePHP\u751f\u6210\u5668\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, 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