{"id":25205,"date":"2024-11-21T10:18:06","date_gmt":"2024-11-21T02:18:06","guid":{"rendered":"https:\/\/fwq.ai\/blog\/25205\/"},"modified":"2024-11-21T10:18:06","modified_gmt":"2024-11-21T02:18:06","slug":"laravel%e4%b8%adwhere%e6%96%b9%e6%b3%95%e7%9a%84%e9%ab%98%e7%ba%a7%e5%ba%94%e7%94%a8%e6%8a%80%e5%b7%a7%e5%88%86%e4%ba%ab","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/25205\/","title":{"rendered":"Laravel\u4e2dwhere\u65b9\u6cd5\u7684\u9ad8\u7ea7\u5e94\u7528\u6280\u5de7\u5206\u4eab"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/img.php.cn\/upload\/article\/000\/887\/227\/170996454763855.jpg\" class=\"aligncenter\" title=\"Laravel\u4e2dwhere\u65b9\u6cd5\u7684\u9ad8\u7ea7\u5e94\u7528\u6280\u5de7\u5206\u4eab\u63d2\u56fe\" alt=\"Laravel\u4e2dwhere\u65b9\u6cd5\u7684\u9ad8\u7ea7\u5e94\u7528\u6280\u5de7\u5206\u4eab\u63d2\u56fe\" \/><\/p>\n<p>Laravel \u4e2d where \u65b9\u6cd5\u7684\u9ad8\u7ea7\u5e94\u7528\u6280\u5de7\u5206\u4eab<\/p>\n<p>Laravel \u662f\u4e00\u6b3e\u6d41\u884c\u7684 PHP \u5f00\u53d1\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591a\u4fbf\u6377\u7684\u65b9\u6cd5\u6765\u64cd\u4f5c\u6570\u636e\u5e93\u3002\u5176\u4e2d\uff0cwhere \u65b9\u6cd5\u662f\u7528\u4e8e\u7b5b\u9009\u6570\u636e\u5e93\u8bb0\u5f55\u7684\u91cd\u8981\u65b9\u6cd5\u4e4b\u4e00\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u7528\u5230 where \u65b9\u6cd5\u6765\u67e5\u8be2\u7b26\u5408\u6761\u4ef6\u7684\u6570\u636e\u3002\u9664\u4e86\u57fa\u672c\u7684\u7528\u6cd5\u5916\uff0cwhere \u65b9\u6cd5\u8fd8\u6709\u4e00\u4e9b\u9ad8\u7ea7\u7684\u5e94\u7528\u6280\u5de7\uff0c\u8fd9\u91cc\u5c06\u4e3a\u5927\u5bb6\u5206\u4eab\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n<h3>1. \u4f7f\u7528\u6570\u7ec4\u5f62\u5f0f\u7684\u6761\u4ef6<\/h3>\n<p>\u5728 Laravel \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u5f62\u5f0f\u7684\u6761\u4ef6\u6765\u8fdb\u884c\u590d\u6742\u7684\u67e5\u8be2\u3002\u8fd9\u6837\u53ef\u4ee5\u66f4\u6e05\u6670\u5730\u8868\u8fbe\u67e5\u8be2\u7684\u903b\u8f91\uff0c\u8ba9\u4ee3\u7801\u66f4\u6613\u4e8e\u9605\u8bfb\u548c\u7ef4\u62a4\u3002<\/p>\n<pre>$users = DB::table('users')\n            -&amp;gt;where([\n                ['status', '=', 'active'],\n                ['created_at', '&amp;gt;=', now()-&amp;gt;subDays(7)]\n            ])\n            -&amp;gt;get();<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86\u6570\u7ec4\u5f62\u5f0f\u7684\u6761\u4ef6\u6765\u7b5b\u9009\u72b6\u6001\u4e3a active\uff0c\u4e14\u521b\u5efa\u65f6\u95f4\u5728\u8fc7\u53bb 7 \u5929\u5185\u7684\u7528\u6237\u6570\u636e\u3002<\/p>\n<h3>2. \u6a21\u7cca\u641c\u7d22<\/h3>\n<p>\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u9700\u8981\u8fdb\u884c\u6a21\u7cca\u641c\u7d22\u6765\u67e5\u627e\u7b26\u5408\u6761\u4ef6\u7684\u6570\u636e\u3002Laravel \u7684 where \u65b9\u6cd5\u63d0\u4f9b\u4e86 like \u6761\u4ef6\u6765\u5b9e\u73b0\u6a21\u7cca\u641c\u7d22\u3002<\/p>\n<pre>$keyword = 'John';\n$users = DB::table('users')\n            -&amp;gt;where('name', 'like', '%'.$keyword.'%')\n            -&amp;gt;get();<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86 like \u6761\u4ef6\u6765\u67e5\u627e\u540d\u5b57\u4e2d\u5305\u542b &#8220;John&#8221; \u7684\u7528\u6237\u6570\u636e\u3002<\/p>\n<h3>3. \u591a\u6761\u4ef6\u67e5\u8be2<\/h3>\n<p>\u9664\u4e86\u5355\u4e2a\u6761\u4ef6\u5916\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u7ed3\u5408 and \u6216\u8005 or \u6761\u4ef6\u6765\u8fdb\u884c\u591a\u6761\u4ef6\u67e5\u8be2\u3002<\/p>\n<pre>$users = DB::table('users')\n            -&amp;gt;where('status', '=', 'active')\n            -&amp;gt;where(function ($query) {\n                $query-&amp;gt;where('age', '&amp;gt;=', 18)\n                      -&amp;gt;orWhere('gender', 'female');\n            })\n            -&amp;gt;get();<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u7ed3\u5408\u4e86 and \u548c or \u6761\u4ef6\uff0c\u67e5\u8be2\u72b6\u6001\u4e3a active\uff0c\u4e14\u5e74\u9f84\u5927\u4e8e\u7b49\u4e8e 18 \u5c81\u6216\u8005\u6027\u522b\u4e3a\u5973\u6027\u7684\u7528\u6237\u6570\u636e\u3002<\/p>\n<h3>4. \u4f7f\u7528\u95ed\u5305\u51fd\u6570<\/h3>\n<p>\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6709\u65f6\u5019\u9700\u8981\u66f4\u590d\u6742\u7684\u67e5\u8be2\u903b\u8f91\uff0c\u8fd9\u65f6\u53ef\u4ee5\u901a\u8fc7\u4f7f\u7528\u95ed\u5305\u51fd\u6570\u6765\u5b9e\u73b0\u3002<\/p>\n<pre>$users = DB::table('users')\n            -&amp;gt;where('status', 'active')\n            -&amp;gt;where(function ($query) {\n                $query-&amp;gt;where('age', '&amp;gt;', 30)\n                      -&amp;gt;orWhere(function ($query) {\n                          $query-&amp;gt;where('gender', 'male')\n                                -&amp;gt;whereNotNull('email');\n                      });\n            })\n            -&amp;gt;get();<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86\u95ed\u5305\u51fd\u6570\u6765\u5b9e\u73b0\u66f4\u590d\u6742\u7684\u67e5\u8be2\u903b\u8f91\uff0c\u67e5\u8be2\u72b6\u6001\u4e3a active\uff0c\u5e74\u9f84\u5927\u4e8e 30 \u5c81\uff0c\u6216\u8005\u6027\u522b\u4e3a\u7537\u6027\u4e14\u90ae\u7bb1\u4e0d\u4e3a\u7a7a\u7684\u7528\u6237\u6570\u636e\u3002<\/p>\n<p>\u901a\u8fc7\u4ee5\u4e0a\u7684\u4ee3\u7801\u793a\u4f8b\uff0c\u5e0c\u671b\u80fd\u591f\u5e2e\u52a9\u5927\u5bb6\u66f4\u597d\u5730\u7406\u89e3\u548c\u8fd0\u7528 Laravel \u4e2d where \u65b9\u6cd5\u7684\u9ad8\u7ea7\u5e94\u7528\u6280\u5de7\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6839\u636e\u5177\u4f53\u9700\u6c42\u7075\u6d3b\u8fd0\u7528\u8fd9\u4e9b\u6280\u5de7\uff0c\u80fd\u591f\u66f4\u9ad8\u6548\u5730\u8fdb\u884c\u6570\u636e\u5e93\u67e5\u8be2\u548c\u64cd\u4f5c\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662fLaravel\u4e2dwhere\u65b9\u6cd5\u7684\u9ad8\u7ea7\u5e94\u7528\u6280\u5de7\u5206\u4eab\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Laravel \u4e2d where \u65b9\u6cd5\u7684\u9ad8\u7ea7\u5e94\u7528\u6280\u5de7\u5206\u4eab Laravel \u662f\u4e00\u6b3e\u6d41\u884c\u7684 PHP \u5f00\u53d1\u6846\u67b6\uff0c\u63d0\u4f9b\u4e86\u8bb8\u591a\u4fbf\u6377\u7684\u65b9\u6cd5\u6765\u64cd\u4f5c\u6570\u636e\u5e93\u3002\u5176\u4e2d\uff0cwhere \u65b9\u6cd5\u662f\u7528\u4e8e\u7b5b\u9009\u6570\u636e\u5e93\u8bb0\u5f55\u7684\u91cd\u8981\u65b9\u6cd5\u4e4b\u4e00\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u7528\u5230 where \u65b9\u6cd5\u6765\u67e5\u8be2\u7b26\u5408\u6761\u4ef6\u7684\u6570\u636e\u3002\u9664\u4e86\u57fa\u672c\u7684\u7528\u6cd5\u5916\uff0cwhere \u65b9\u6cd5\u8fd8\u6709\u4e00\u4e9b\u9ad8\u7ea7\u7684\u5e94\u7528\u6280\u5de7\uff0c\u8fd9\u91cc\u5c06\u4e3a\u5927\u5bb6\u5206\u4eab\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002 1. \u4f7f\u7528\u6570\u7ec4\u5f62\u5f0f\u7684\u6761\u4ef6 \u5728 Laravel \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u5f62\u5f0f\u7684\u6761\u4ef6\u6765\u8fdb\u884c\u590d\u6742\u7684\u67e5\u8be2\u3002\u8fd9\u6837\u53ef\u4ee5\u66f4\u6e05\u6670\u5730\u8868\u8fbe\u67e5\u8be2\u7684\u903b\u8f91\uff0c\u8ba9\u4ee3\u7801\u66f4\u6613\u4e8e\u9605\u8bfb\u548c\u7ef4\u62a4\u3002 $users = DB::table(&#8216;users&#8217;) -&amp;gt;where([ [&#8216;status&#8217;, &#8216;=&#8217;, &#8216;active&#8217;], [&#8216;created_at&#8217;, &#8216;&amp;gt;=&#8217;, now()-&amp;gt;subDays(7)] ]) -&amp;gt;get(); \u767b\u5f55\u540e\u590d\u5236 \u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86\u6570\u7ec4\u5f62\u5f0f\u7684\u6761\u4ef6\u6765\u7b5b\u9009\u72b6\u6001\u4e3a active\uff0c\u4e14\u521b\u5efa\u65f6\u95f4\u5728\u8fc7\u53bb 7 \u5929\u5185\u7684\u7528\u6237\u6570\u636e\u3002 2. \u6a21\u7cca\u641c\u7d22 \u5728\u5b9e\u9645\u9879\u76ee\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u9700\u8981\u8fdb\u884c\u6a21\u7cca\u641c\u7d22\u6765\u67e5\u627e\u7b26\u5408\u6761\u4ef6\u7684\u6570\u636e\u3002Laravel \u7684 where \u65b9\u6cd5\u63d0\u4f9b\u4e86 like \u6761\u4ef6\u6765\u5b9e\u73b0\u6a21\u7cca\u641c\u7d22\u3002 $keyword = &#8216;John&#8217;; $users = DB::table(&#8216;users&#8217;) -&amp;gt;where(&#8216;name&#8217;, &#8216;like&#8217;, &#8216;%&#8217;.$keyword.&#8217;%&#8217;) -&amp;gt;get(); \u767b\u5f55\u540e\u590d\u5236 \u4e0a\u9762\u7684\u4ee3\u7801\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e86 like [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-25205","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25205","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=25205"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25205\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=25205"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=25205"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=25205"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}