{"id":179728,"date":"2024-11-09T04:18:21","date_gmt":"2024-11-08T20:18:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/179728\/"},"modified":"2024-11-09T04:18:22","modified_gmt":"2024-11-08T20:18:22","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8-tp3-%e6%95%b8%e6%93%9a%e5%ba%ab%e4%b8%ad%e6%b7%bb%e5%8a%a0%e8%a8%98%e9%8c%84%e7%9a%84%e6%99%82%e9%96%93%e6%88%b3%ef%bc%9f-tp3-%e6%95%b8%e6%93%9a%e5%ba%ab%e6%b7%bb%e5%8a%a0","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/179728\/","title":{"rendered":"\u5982\u4f55\u5728 TP3 \u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u8a18\u9304\u7684\u6642\u9593\u6233\uff1f (tp3 \u6578\u64da\u5eab\u6dfb\u52a0\u6642\u9593)"},"content":{"rendered":"

\u5982\u4f55\u5728 TP3 \u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u8a18\u9304\u7684\u6642\u9593\u6233\uff1f<\/h1>\n

\u5728\u73fe\u4ee3\u7684\u61c9\u7528\u7a0b\u5e8f\u958b\u767c\u4e2d\uff0c\u6642\u9593\u6233\u662f\u4e00\u500b\u975e\u5e38\u91cd\u8981\u7684\u5143\u7d20\u3002\u5b83\u4e0d\u50c5\u80fd\u5920\u5e6b\u52a9\u958b\u767c\u8005\u8ffd\u8e64\u6578\u64da\u7684\u8b8a\u66f4\u6642\u9593\uff0c\u9084\u80fd\u5920\u5728\u6578\u64da\u5206\u6790\u548c\u5831\u544a\u4e2d\u63d0\u4f9b\u95dc\u9375\u7684\u6642\u9593\u4fe1\u606f\u3002\u5728\u4f7f\u7528 TP3\uff08ThinkPHP 3\uff09\u6846\u67b6\u9032\u884c\u958b\u767c\u6642\uff0c\u5982\u4f55\u5728\u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u8a18\u9304\u7684\u6642\u9593\u6233\u662f\u4e00\u500b\u5e38\u898b\u7684\u9700\u6c42\u3002\u672c\u6587\u5c07\u8a73\u7d30\u4ecb\u7d39\u5982\u4f55\u5728 TP3 \u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u6642\u9593\u6233\u3002<\/p>\n

\u6642\u9593\u6233\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n

\u6642\u9593\u6233\u901a\u5e38\u662f\u6307\u4e00\u500b\u7279\u5b9a\u7684\u6642\u9593\u9ede\uff0c\u901a\u5e38\u4ee5\u65e5\u671f\u548c\u6642\u9593\u7684\u5f62\u5f0f\u8868\u793a\u3002\u5728\u6578\u64da\u5eab\u4e2d\uff0c\u6642\u9593\u6233\u5b57\u6bb5\u901a\u5e38\u7528\u65bc\u8a18\u9304\u6578\u64da\u7684\u5275\u5efa\u6642\u9593\u548c\u6700\u5f8c\u66f4\u65b0\u6642\u9593\u3002\u9019\u4e9b\u4fe1\u606f\u5c0d\u65bc\u6578\u64da\u7684\u7ba1\u7406\u548c\u7dad\u8b77\u81f3\u95dc\u91cd\u8981\u3002<\/p>\n

\u5728 TP3 \u4e2d\u8a2d\u7f6e\u6642\u9593\u6233<\/h2>\n

\u5728 TP3 \u4e2d\uff0c\u8a2d\u7f6e\u6642\u9593\u6233\u7684\u904e\u7a0b\u76f8\u5c0d\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6b65\u9a5f\uff0c\u5e6b\u52a9\u60a8\u5728\u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u6642\u9593\u6233\u5b57\u6bb5\u3002<\/p>\n

1. \u4fee\u6539\u6578\u64da\u5eab\u8868\u7d50\u69cb<\/h3>\n

\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728\u6578\u64da\u5eab\u8868\u4e2d\u6dfb\u52a0\u6642\u9593\u6233\u5b57\u6bb5\u3002\u901a\u5e38\uff0c\u60a8\u53ef\u4ee5\u6dfb\u52a0\u5169\u500b\u5b57\u6bb5\uff1a`created_at` \u548c `updated_at`\u3002\u9019\u5169\u500b\u5b57\u6bb5\u5206\u5225\u7528\u65bc\u8a18\u9304\u5275\u5efa\u6642\u9593\u548c\u6700\u5f8c\u66f4\u65b0\u6642\u9593\u3002\u4ee5\u4e0b\u662f\u4e00\u500b SQL \u793a\u4f8b\uff1a<\/p>\n

ALTER TABLE your_table_name\nADD COLUMN created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,\nADD COLUMN updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP;<\/code><\/pre>\n
2. \u5728\u6a21\u578b\u4e2d\u8a2d\u7f6e\u6642\u9593\u6233<\/h3>\n
\u5728 TP3 \u4e2d\uff0c\u60a8\u9700\u8981\u5728\u6a21\u578b\u4e2d\u8a2d\u7f6e\u6642\u9593\u6233\u7684\u81ea\u52d5\u7ba1\u7406\u3002\u9019\u53ef\u4ee5\u901a\u904e\u5728\u6a21\u578b\u985e\u4e2d\u8a2d\u7f6e `$_auto` \u5c6c\u6027\u4f86\u5be6\u73fe\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u793a\u4f8b\uff1a<\/p>\n
class YourModel extends Model {\n    protected $_auto = array(\n        array('created_at', 'time', self::MODEL_INSERT, 'function'),\n        array('updated_at', 'time', self::MODEL_UPDATE, 'function'),\n    );\n}<\/code><\/pre>\n
\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c`time` \u51fd\u6578\u5c07\u8fd4\u56de\u7576\u524d\u7684 Unix \u6642\u9593\u6233\uff0c\u4e26\u5728\u63d2\u5165\u548c\u66f4\u65b0\u6642\u81ea\u52d5\u586b\u5145 `created_at` \u548c `updated_at` \u5b57\u6bb5\u3002<\/p>\n
3. \u4f7f\u7528\u6a21\u578b\u9032\u884c\u6578\u64da\u64cd\u4f5c<\/h3>\n
\u7576\u60a8\u4f7f\u7528\u6a21\u578b\u9032\u884c\u6578\u64da\u63d2\u5165\u6216\u66f4\u65b0\u6642\uff0c\u6642\u9593\u6233\u5c07\u81ea\u52d5\u586b\u5145\u3002\u4f8b\u5982\uff1a<\/p>\n
$data = array(\n    'name' => 'example',\n    \/\/ \u5176\u4ed6\u5b57\u6bb5\n);\n$model = M('YourModel');\n$model->add($data); \/\/ \u63d2\u5165\u6642\u81ea\u52d5\u586b\u5145 created_at \u548c updated_at<\/code><\/pre>\n
\u5728\u66f4\u65b0\u6578\u64da\u6642\uff0c\u60a8\u53ea\u9700\u8abf\u7528 `save` \u65b9\u6cd5\uff1a<\/p>\n
$data = array(\n    'id' => 1,\n    'name' => 'updated_example',\n    \/\/ \u5176\u4ed6\u5b57\u6bb5\n);\n$model->save($data); \/\/ \u66f4\u65b0\u6642\u81ea\u52d5\u66f4\u65b0 updated_at<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u5728 TP3 \u6578\u64da\u5eab\u4e2d\u6dfb\u52a0\u6642\u9593\u6233\u662f\u4e00\u500b\u7c21\u55ae\u800c\u6709\u6548\u7684\u904e\u7a0b\u3002\u901a\u904e\u4fee\u6539\u6578\u64da\u5eab\u8868\u7d50\u69cb\u3001\u5728\u6a21\u578b\u4e2d\u8a2d\u7f6e\u81ea\u52d5\u7ba1\u7406\u4ee5\u53ca\u4f7f\u7528\u6a21\u578b\u9032\u884c\u6578\u64da\u64cd\u4f5c\uff0c\u60a8\u53ef\u4ee5\u8f15\u9b06\u5730\u5be6\u73fe\u6642\u9593\u6233\u7684\u529f\u80fd\u3002\u9019\u4e0d\u50c5\u80fd\u5920\u63d0\u9ad8\u6578\u64da\u7684\u53ef\u8ffd\u8e64\u6027\uff0c\u9084\u80fd\u5920\u5728\u6578\u64da\u5206\u6790\u4e2d\u63d0\u4f9b\u91cd\u8981\u7684\u6642\u9593\u4fe1\u606f\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684 TP3 \u61c9\u7528\u7a0b\u5e8f\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u7684\u5ba2\u6236\u3002\u7121\u8ad6\u662f \u9999\u6e2fVPS<\/a> \u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u7a69\u5b9a\u7684\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3\u5982\u4f55\u5728 TP3 \u6578\u64da\u5eab\u4e2d\u70ba\u8a18\u9304\u6dfb\u52a0\u6642\u9593\u6233\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u53ef\u8ffd\u6eaf\u6027\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-179728","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179728","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=179728"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179728\/revisions"}],"predecessor-version":[{"id":179729,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/179728\/revisions\/179729"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=179728"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=179728"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=179728"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}