{"id":30589,"date":"2023-07-02T11:26:56","date_gmt":"2023-07-15T17:53:00","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/php-%e4%bc%a0%e5%9d%80%e5%bc%95%e7%94%a8\/"},"modified":"2025-08-12T19:54:03","modified_gmt":"2025-08-12T11:54:03","slug":"php-%e4%bc%a0%e5%9d%80%e5%bc%95%e7%94%a8","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/php-%e4%bc%a0%e5%9d%80%e5%bc%95%e7%94%a8\/","title":{"rendered":"php: \u4f20\u5740\u5f15\u7528"},"content":{"rendered":"

\u5982\u679c\u5728\u53c2\u6570\u53d8\u91cf\u524d\u52a0\u4e0a\u201c&\u201d\uff0c\u5219\u5b83\u5c06\u88ab\u4f5c\u4e3a\u5f15\u7528\u4f20\u9012\u3002
\n\u867d\u7136\u53ef\u4ee5\u50cf\u5168\u5c40\u53d8\u91cf\u4e00\u6837\u4f7f\u7528\uff0c\u4f46\u53ef\u8bfb\u6027\u4f1a\u53d8\u5dee\u3002<\/p>\n

 <\/p>\n

\u5f15\u7528\u503c<\/h2>\n
function<\/span> increment<\/span>(<\/span>&<\/span>$var<\/span>)<\/span>\r\n{<\/span>\r\n    $var<\/span>++<\/span>;<\/span>\r\n}<\/span>\r\n\r\n$a<\/span> =<\/span> 0<\/span>;<\/span>\r\nincrement<\/span>(<\/span>$a<\/span>);<\/span>\r\necho<\/span> $a<\/span>;<\/span> \/\/ 1<\/span>\r\n\r\nincrement<\/span>(<\/span>$a<\/span>);<\/span>\r\necho<\/span> $a<\/span>;<\/span> \/\/2<\/span>\r\n<\/code><\/pre>\n
\u8fd8\u53ef\u4ee5\u5c06\u51fd\u6570\u4f5c\u4e3a\u5f15\u7528\u4f20\u9012<\/h2>\n
function<\/span> increment<\/span>(<\/span>&<\/span>$var<\/span>)<\/span>\r\n{<\/span>\r\n    $var<\/span>++<\/span>;<\/span>\r\n    return<\/span> $var<\/span>;<\/span>\r\n}<\/span>\r\n\r\nfunction<\/span> &<\/span>reference<\/span>()<\/span>\r\n{<\/span>\r\n    $a<\/span> =<\/span> 0<\/span>;<\/span>\r\n    return<\/span> $a<\/span>;<\/span>\r\n}<\/span>\r\n\r\n$a<\/span> =<\/span> increment<\/span>(<\/span>reference<\/span>());<\/span>\r\necho<\/span> $a<\/span>;<\/span> \/\/ 1<\/span>\r\n<\/code><\/pre>\n
\u5173\u4e8e\u6570\u7ec4\u548c\u5bf9\u8c61\u7684\u5f15\u7528<\/h2>\n
\u6709\u70b9\u6709\u8da3\u3002
\n\u867d\u7136\u65e0\u6cd5\u5f15\u7528\u6570\u7ec4\uff0c\u4f46\u4f3c\u4e4e\u53ef\u4ee5\u4f20\u9012\u5f15\u7528\u5bf9\u8c61\u3002<\/p>\n
function<\/span> increment<\/span>(<\/span>$arr<\/span>)<\/span>\r\n{<\/span>\r\n    foreach<\/span> (<\/span>$arr<\/span> as<\/span> &<\/span>$i<\/span>)<\/span> {<\/span>\r\n        $i<\/span>++<\/span>;<\/span>\r\n    }<\/span>\r\n}<\/span>\r\n\r\n$arr<\/span> =<\/span> [<\/span>1<\/span>,<\/span>2<\/span>,<\/span>3<\/span>,<\/span>4<\/span>,<\/span>5<\/span>];<\/span>\r\nincrement<\/span>(<\/span>$arr<\/span>);<\/span>\r\nprint_r<\/span>(<\/span>$arr<\/span>);<\/span> \/\/ [1,2,3,4,5]<\/span>\r\n\r\n$obj<\/span> =<\/span> (<\/span>object<\/span>)<\/span>$arr<\/span>;<\/span>\r\nincrement<\/span>(<\/span>$obj<\/span>);<\/span>\r\nprint_r<\/span>(<\/span>$obj<\/span>);<\/span> \/\/ [2,3,4,5,6]<\/span>\r\n<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"
\u5982\u679c\u5728\u53c2\u6570\u53d8\u91cf\u524d\u52a0\u4e0a\u201c&\u201d\uff0c\u5219\u5b83\u5c06\u88ab\u4f5c\u4e3a\u5f15\u7528\u4f20\u9012\u3002 \u867d\u7136\u53ef\u4ee5\u50cf\u5168\u5c40\u53d8\u91cf\u4e00\u6837\u4f7f\u7528\uff0c\u4f46\u53ef\u8bfb\u6027\u4f1a\u53d8\u5dee\u3002 &n […]<\/p>\n","protected":false},"author":8,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[227],"class_list":["post-30589","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-227"],"yoast_head":"\nphp: \u4f20\u5740\u5f15\u7528 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" content=\"\u5173\u4e8ephp: \u4f20\u5740\u5f15\u7528\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/zh\/blog\/php-\u4f20\u5740\u5f15\u7528\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"php: \u4f20\u5740\u5f15\u7528\" \/>\n<meta property=\"og:description\" content=\"\u5173\u4e8ephp: \u4f20\u5740\u5f15\u7528\u7684\u6280\u672f\u6587\u7ae0\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/php-\u4f20\u5740\u5f15\u7528\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - 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