{"id":25201,"date":"2024-11-21T11:20:06","date_gmt":"2024-11-21T03:20:06","guid":{"rendered":"https:\/\/fwq.ai\/blog\/25201\/"},"modified":"2024-11-21T11:20:06","modified_gmt":"2024-11-21T03:20:06","slug":"%e6%b7%b1%e5%85%a5%e6%8e%a2%e8%ae%a8-laravel-%e9%9b%86%e5%90%88%e7%9a%84-where-%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/25201\/","title":{"rendered":"\u6df1\u5165\u63a2\u8ba8 Laravel \u96c6\u5408\u7684 Where \u65b9\u6cd5"},"content":{"rendered":"

\"\u6df1\u5165\u63a2\u8ba8<\/p>\n

Laravel \u662f\u4e00\u6b3e\u6d41\u884c\u7684 PHP \u5f00\u53d1\u6846\u67b6\uff0c\u5b83\u63d0\u4f9b\u4e86\u8bb8\u591a\u5b9e\u7528\u7684\u529f\u80fd\u548c\u5de5\u5177\uff0c\u5176\u4e2d\u96c6\u5408\uff08Collection\uff09\u662f Laravel \u4e2d\u4e00\u4e2a\u975e\u5e38\u5f3a\u5927\u4e14\u5e38\u7528\u7684\u5de5\u5177\u4e4b\u4e00\u3002\u5728\u96c6\u5408\u4e2d\uff0cWhere \u65b9\u6cd5\u662f\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8ba9\u6211\u4eec\u6839\u636e\u6307\u5b9a\u6761\u4ef6\u8fc7\u6ee4\u96c6\u5408\u4e2d\u7684\u6570\u636e\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8 Laravel \u96c6\u5408\u7684 Where \u65b9\u6cd5\uff0c\u5305\u62ec\u5176\u7528\u6cd5\u3001\u529f\u80fd\u548c\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n

\u4e00\u3001Where \u65b9\u6cd5\u7684\u57fa\u672c\u7528\u6cd5<\/strong><\/p>\n

\u9996\u5148\u6211\u4eec\u6765\u770b\u4e00\u4e0b Where \u65b9\u6cd5\u7684\u57fa\u672c\u7528\u6cd5\u3002\u5728 Laravel \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 Where \u65b9\u6cd5\u6765\u6839\u636e\u6307\u5b9a\u7684\u6761\u4ef6\u8fc7\u6ee4\u96c6\u5408\u4e2d\u7684\u6570\u636e\uff0c\u53ea\u4fdd\u7559\u7b26\u5408\u6761\u4ef6\u7684\u5143\u7d20\u3002Where \u65b9\u6cd5\u63a5\u53d7\u4e00\u4e2a\u95ed\u5305\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\uff0c\u5728\u95ed\u5305\u51fd\u6570\u4e2d\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u8fc7\u6ee4\u6761\u4ef6\u3002\u5177\u4f53\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a<\/p>\n

$collection-&gt;where(function ($item, $key) {\n    \/\/ \u5b9a\u4e49\u8fc7\u6ee4\u6761\u4ef6\n    return $item['age'] &gt; 18;\n});<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u8fc7\u6ee4\u6761\u4ef6\uff0c\u53ea\u6709\u5f53\u96c6\u5408\u4e2d\u5143\u7d20\u7684\u5e74\u9f84\u5927\u4e8e18\u65f6\u624d\u4f1a\u88ab\u4fdd\u7559\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002<\/p>\n
\u4e8c\u3001Where \u65b9\u6cd5\u7684\u5177\u4f53\u793a\u4f8b<\/strong><\/p>\n
\u793a\u4f8b\u4e00\uff1a\u6839\u636e\u6761\u4ef6\u8fc7\u6ee4\u96c6\u5408<\/strong><\/p>\n
$users = collect([\n    ['name' =&gt; 'Alice', 'age' =&gt; 20],\n    ['name' =&gt; 'Bob', 'age' =&gt; 25],\n    ['name' =&gt; 'Charlie', 'age' =&gt; 18],\n]);\n\n$filteredUsers = $users-&gt;where(function ($user, $key) {\n    return $user['age'] &gt; 18;\n});\n\n$filteredUsers-&gt;all();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u521b\u5efa\u4e86\u4e00\u4e2a\u5305\u542b\u7528\u6237\u4fe1\u606f\u7684\u96c6\u5408 $users\uff0c\u7136\u540e\u4f7f\u7528 Where \u65b9\u6cd5\u6839\u636e\u5e74\u9f84\u5927\u4e8e18\u7684\u6761\u4ef6\u8fc7\u6ee4\u96c6\u5408\uff0c\u6700\u7ec8\u5f97\u5230\u7b26\u5408\u6761\u4ef6\u7684\u7528\u6237\u4fe1\u606f\u3002<\/p>\n
\u793a\u4f8b\u4e8c\uff1a\u7ed3\u5408\u8fdb\u884c\u8fc7\u6ee4<\/strong><\/p>\n
$users = collect([\n    ['name' =&gt; 'Alice', 'age' =&gt; 20, 'gender' =&gt; 'Female'],\n    ['name' =&gt; 'Bob', 'age' =&gt; 25, 'gender' =&gt; 'Male'],\n    ['name' =&gt; 'Charlie', 'age' =&gt; 18, 'gender' =&gt; 'Male'],\n]);\n\n$filteredUsers = $users-&gt;where('gender', 'Male');\n\n$filteredUsers-&gt;all();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u6839\u636e\u7528\u6237\u7684\u6027\u522b\u4e3a Male \u8fdb\u884c\u8fc7\u6ee4\uff0c\u53ea\u4fdd\u7559\u6027\u522b\u4e3a Male \u7684\u7528\u6237\u4fe1\u606f\u3002<\/p>\n
\u4e09\u3001Where \u65b9\u6cd5\u7684\u8fdb\u9636\u7528\u6cd5<\/strong><\/p>\n
\u9664\u4e86\u57fa\u672c\u7684\u7528\u6cd5\u4e4b\u5916\uff0cWhere \u65b9\u6cd5\u8fd8\u652f\u6301\u94fe\u5f0f\u8c03\u7528\u4ee5\u53ca\u7ed3\u5408\u5176\u4ed6\u96c6\u5408\u65b9\u6cd5\u7684\u4f7f\u7528\uff0c\u4ece\u800c\u5b9e\u73b0\u66f4\u52a0\u7075\u6d3b\u548c\u590d\u6742\u7684\u6570\u636e\u5904\u7406\u529f\u80fd\u3002<\/p>\n
\u793a\u4f8b\u4e09\uff1a\u94fe\u5f0f\u8c03\u7528 Where \u65b9\u6cd5<\/strong><\/p>\n
$users = collect([\n    ['name' =&gt; 'Alice', 'age' =&gt; 20, 'gender' =&gt; 'Female'],\n    ['name' =&gt; 'Bob', 'age' =&gt; 25, 'gender' =&gt; 'Male'],\n    ['name' =&gt; 'Charlie', 'age' =&gt; 18, 'gender' =&gt; 'Male'],\n]);\n\n$filteredUsers = $users-&gt;where('gender', 'Male')-&gt;where('age', '&gt;', 20);\n\n$filteredUsers-&gt;all();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u6839\u636e\u6027\u522b\u4e3a Male \u8fdb\u884c\u8fc7\u6ee4\uff0c\u7136\u540e\u518d\u6839\u636e\u5e74\u9f84\u5927\u4e8e20\u7684\u6761\u4ef6\u8fdb\u4e00\u6b65\u8fc7\u6ee4\uff0c\u6700\u7ec8\u5f97\u5230\u7b26\u5408\u6761\u4ef6\u7684\u7528\u6237\u4fe1\u606f\u3002<\/p>\n
\u56db\u3001\u603b\u7ed3<\/strong><\/p>\n
\u901a\u8fc7\u4ee5\u4e0a\u7684\u4ecb\u7ecd\u548c\u793a\u4f8b\uff0c\u6211\u4eec\u53ef\u4ee5\u770b\u5230 Laravel \u96c6\u5408\u7684 Where \u65b9\u6cd5\u662f\u4e00\u4e2a\u975e\u5e38\u5f3a\u5927\u548c\u7075\u6d3b\u7684\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u8f7b\u677e\u5730\u5bf9\u96c6\u5408\u4e2d\u7684\u6570\u636e\u8fdb\u884c\u8fc7\u6ee4\u548c\u5904\u7406\u3002\u65e0\u8bba\u662f\u7b80\u5355\u7684\u6761\u4ef6\u8fc7\u6ee4\u8fd8\u662f\u590d\u6742\u7684\u94fe\u5f0f\u8c03\u7528\uff0cWhere \u65b9\u6cd5\u90fd\u80fd\u591f\u6ee1\u8db3\u6211\u4eec\u7684\u9700\u6c42\u3002\u5728\u5b9e\u9645\u7684\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u5145\u5206\u5229\u7528 Where \u65b9\u6cd5\u6765\u7b80\u5316\u4ee3\u7801\u3001\u63d0\u9ad8\u6548\u7387\uff0c\u8ba9\u6211\u4eec\u7684\u5f00\u53d1\u5de5\u4f5c\u66f4\u52a0\u987a\u7545\u548c\u9ad8\u6548\u3002<\/p>\n
\u5e0c\u671b\u672c\u6587\u80fd\u591f\u5e2e\u52a9\u8bfb\u8005\u66f4\u597d\u5730\u7406\u89e3\u548c\u638c\u63e1 Laravel \u96c6\u5408\u7684 Where \u65b9\u6cd5\uff0c\u540c\u65f6\u4e5f\u80fd\u591f\u542f\u53d1\u8bfb\u8005\u5bf9\u96c6\u5408\u65b9\u6cd5\u7684\u66f4\u6df1\u5165\u63a2\u7d22\u548c\u5e94\u7528\u3002\u8ba9\u6211\u4eec\u5171\u540c\u611f\u53d7 Laravel \u6846\u67b6\u5e26\u6765\u7684\u4fbf\u5229\u548c\u5feb\u6377\uff0c\u8ba9\u5f00\u53d1\u5de5\u4f5c\u53d8\u5f97\u66f4\u52a0\u8f7b\u677e\u548c\u6109\u5feb\uff01<\/p>\n
\u4ee5\u4e0a\u5c31\u662f\u6df1\u5165\u63a2\u8ba8 Laravel \u96c6\u5408\u7684 Where \u65b9\u6cd5\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":"
Laravel \u662f\u4e00\u6b3e\u6d41\u884c\u7684 PHP \u5f00\u53d1\u6846\u67b6\uff0c\u5b83\u63d0\u4f9b\u4e86\u8bb8\u591a\u5b9e\u7528\u7684\u529f\u80fd\u548c\u5de5\u5177\uff0c\u5176\u4e2d\u96c6\u5408\uff08Collection\uff09\u662f Laravel \u4e2d\u4e00\u4e2a\u975e\u5e38\u5f3a\u5927\u4e14\u5e38\u7528\u7684\u5de5\u5177\u4e4b\u4e00\u3002\u5728\u96c6\u5408\u4e2d\uff0cWhere \u65b9\u6cd5\u662f\u4e00\u4e2a\u975e\u5e38\u6709\u7528\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8ba9\u6211\u4eec\u6839\u636e\u6307\u5b9a\u6761\u4ef6\u8fc7\u6ee4\u96c6\u5408\u4e2d\u7684\u6570\u636e\u3002\u672c\u6587\u5c06\u6df1\u5165\u63a2\u8ba8 Laravel \u96c6\u5408\u7684 Where \u65b9\u6cd5\uff0c\u5305\u62ec\u5176\u7528\u6cd5\u3001\u529f\u80fd\u548c\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002 \u4e00\u3001Where \u65b9\u6cd5\u7684\u57fa\u672c\u7528\u6cd5 \u9996\u5148\u6211\u4eec\u6765\u770b\u4e00\u4e0b Where \u65b9\u6cd5\u7684\u57fa\u672c\u7528\u6cd5\u3002\u5728 Laravel \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 Where \u65b9\u6cd5\u6765\u6839\u636e\u6307\u5b9a\u7684\u6761\u4ef6\u8fc7\u6ee4\u96c6\u5408\u4e2d\u7684\u6570\u636e\uff0c\u53ea\u4fdd\u7559\u7b26\u5408\u6761\u4ef6\u7684\u5143\u7d20\u3002Where \u65b9\u6cd5\u63a5\u53d7\u4e00\u4e2a\u95ed\u5305\u51fd\u6570\u4f5c\u4e3a\u53c2\u6570\uff0c\u5728\u95ed\u5305\u51fd\u6570\u4e2d\u6211\u4eec\u53ef\u4ee5\u5b9a\u4e49\u8fc7\u6ee4\u6761\u4ef6\u3002\u5177\u4f53\u7684\u8bed\u6cd5\u5982\u4e0b\uff1a $collection-&gt;where(function ($item, $key) { \/\/ \u5b9a\u4e49\u8fc7\u6ee4\u6761\u4ef6 return $item[‘age’] &gt; 18; }); \u767b\u5f55\u540e\u590d\u5236 \u5728\u4e0a\u9762\u7684\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u8fc7\u6ee4\u6761\u4ef6\uff0c\u53ea\u6709\u5f53\u96c6\u5408\u4e2d\u5143\u7d20\u7684\u5e74\u9f84\u5927\u4e8e18\u65f6\u624d\u4f1a\u88ab\u4fdd\u7559\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u6765\u770b\u4e00\u4e9b\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u3002 \u4e8c\u3001Where \u65b9\u6cd5\u7684\u5177\u4f53\u793a\u4f8b \u793a\u4f8b\u4e00\uff1a\u6839\u636e\u6761\u4ef6\u8fc7\u6ee4\u96c6\u5408 $users = collect([ [‘name’ =&gt; ‘Alice’, ‘age’ =&gt; 20], [‘name’ =&gt; ‘Bob’, ‘age’ =&gt; 25], [‘name’ =&gt; ‘Charlie’, […]<\/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-25201","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25201","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=25201"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25201\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=25201"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=25201"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=25201"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}