{"id":25264,"date":"2024-11-21T15:40:36","date_gmt":"2024-11-21T07:40:36","guid":{"rendered":"https:\/\/fwq.ai\/blog\/25264\/"},"modified":"2024-11-21T15:40:36","modified_gmt":"2024-11-21T07:40:36","slug":"laravel%e4%b8%adwhere%e6%96%b9%e6%b3%95%e7%9a%84%e9%93%be%e5%bc%8f%e8%b0%83%e7%94%a8%e6%8a%80%e5%b7%a7%e6%8e%a2%e7%a9%b6","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/25264\/","title":{"rendered":"Laravel\u4e2dwhere\u65b9\u6cd5\u7684\u94fe\u5f0f\u8c03\u7528\u6280\u5de7\u63a2\u7a76"},"content":{"rendered":"

\"Laravel\u4e2dwhere\u65b9\u6cd5\u7684\u94fe\u5f0f\u8c03\u7528\u6280\u5de7\u63a2\u7a76\u63d2\u56fe\"<\/p>\n

Laravel\u4e2dwhere\u65b9\u6cd5\u7684\u94fe\u5f0f\u8c03\u7528\u6280\u5de7<\/p>\n

\u968f\u7740PHP\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0cLaravel\u4f5c\u4e3a\u4e00\u6b3e\u4f18\u79c0\u7684PHP\u5f00\u53d1\u6846\u67b6\uff0c\u4e00\u76f4\u5907\u53d7\u5f00\u53d1\u8005\u63a8\u5d07\u3002\u5728Laravel\u4e2d\uff0cwhere\u65b9\u6cd5\u662f\u5e38\u7528\u7684\u6570\u636e\u5e93\u67e5\u8be2\u65b9\u6cd5\u4e4b\u4e00\uff0c\u901a\u8fc7\u94fe\u5f0f\u8c03\u7528where\u65b9\u6cd5\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u590d\u6742\u7684\u67e5\u8be2\u903b\u8f91\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8Laravel\u4e2dwhere\u65b9\u6cd5\u7684\u94fe\u5f0f\u8c03\u7528\u6280\u5de7\uff0c\u5e76\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u5c55\u793a\u5176\u5f3a\u5927\u7684\u529f\u80fd\u3002<\/p>\n

1. \u57fa\u7840\u7684where\u65b9\u6cd5\u8c03\u7528<\/h3>\n

\u9996\u5148\uff0c\u8ba9\u6211\u4eec\u4ece\u6700\u57fa\u7840\u7684where\u65b9\u6cd5\u8c03\u7528\u5f00\u59cb\u3002\u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7where\u65b9\u6cd5\u6765\u5b9e\u73b0\u7b80\u5355\u7684\u6761\u4ef6\u7b5b\u9009\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3a”users”\u7684\u6570\u636e\u5e93\u8868\uff0c\u6211\u4eec\u60f3\u67e5\u8be2\u5e74\u9f84\u5927\u4e8e18\u5c81\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\u4ee3\u7801\uff1a<\/p>\n

$users = DB::table('users')-&gt;where('age', '&gt;', 18)-&gt;get();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u4ee5\u4e0a\u4ee3\u7801\u4e2d\uff0cwhere\u65b9\u6cd5\u63a5\u53d7\u4e09\u4e2a\u53c2\u6570\uff1a\u5b57\u6bb5\u540d\u3001\u6bd4\u8f83\u7b26\u53f7\u548c\u503c\u3002\u901a\u8fc7\u94fe\u5f0f\u8c03\u7528where\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e2a\u6761\u4ef6\u7684\u7ec4\u5408\u7b5b\u9009\u3002<\/p>\n
2. \u591a\u6761\u4ef6\u8054\u5408\u67e5\u8be2<\/h3>\n
\u5047\u8bbe\u6211\u4eec\u9700\u8981\u67e5\u8be2\u7528\u6237\u540d\u4e3a”Jack”\u4e14\u5e74\u9f84\u5927\u4e8e18\u5c81\u7684\u7528\u6237\uff0c\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u5199\u4ee3\u7801\uff1a<\/p>\n
$users = DB::table('users')\n    -&gt;where('name', 'Jack')\n    -&gt;where('age', '&gt;', 18)\n    -&gt;get();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u901a\u8fc7\u94fe\u5f0f\u8c03\u7528where\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u591a\u4e2a\u6761\u4ef6\u8fde\u63a5\u5728\u4e00\u8d77\uff0c\u5b9e\u73b0\u6761\u4ef6\u7684\u8054\u5408\u67e5\u8be2\u3002<\/p>\n
3. OR\u6761\u4ef6\u7684\u4f7f\u7528<\/h3>\n
\u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u67e5\u8be2\u7b26\u5408\u4efb\u610f\u4e00\u4e2a\u6761\u4ef6\u7684\u7ed3\u679c\u3002\u5728Laravel\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528orWhere\u65b9\u6cd5\u6765\u5b9e\u73b0OR\u6761\u4ef6\u7684\u67e5\u8be2\u3002\u6bd4\u5982\uff0c\u6211\u4eec\u9700\u8981\u67e5\u8be2\u5e74\u9f84\u5927\u4e8e18\u5c81\u6216\u8005\u540d\u5b57\u4e3a”Jack”\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u8fd9\u6837\u5b9e\u73b0\uff1a<\/p>\n
$users = DB::table('users')\n    -&gt;where('age', '&gt;', 18)\n    -&gt;orWhere('name', 'Jack')\n    -&gt;get();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u901a\u8fc7\u4f7f\u7528orWhere\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0OR\u6761\u4ef6\u7684\u67e5\u8be2\u903b\u8f91\u3002<\/p>\n
4. \u5d4c\u5957\u6761\u4ef6\u7684\u5e94\u7528<\/h3>\n
\u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u5b9e\u73b0\u590d\u6742\u7684\u67e5\u8be2\u903b\u8f91\uff0c\u9700\u8981\u4f7f\u7528\u5d4c\u5957\u6761\u4ef6\u3002\u5728Laravel\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u95ed\u5305\u51fd\u6570\u5b9e\u73b0\u5d4c\u5957\u6761\u4ef6\u7684\u67e5\u8be2\u3002\u6bd4\u5982\uff0c\u6211\u4eec\u9700\u8981\u67e5\u8be2\u5e74\u9f84\u5927\u4e8e18\u5c81\u4e14\u540d\u5b57\u4e3a”Jack”\u6216\u8005”Rose”\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\u4ee3\u7801\uff1a<\/p>\n
$users = DB::table('users')\n    -&gt;where(function ($query) {\n        $query-&gt;where('age', '&gt;', 18)\n              -&gt;where(function ($query) {\n                  $query-&gt;where('name', 'Jack')\n                        -&gt;orWhere('name', 'Rose');\n              });\n    })\n    -&gt;get();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u901a\u8fc7\u4f7f\u7528\u95ed\u5305\u51fd\u6570\uff0c\u53ef\u4ee5\u5b9e\u73b0\u66f4\u52a0\u590d\u6742\u7684\u5d4c\u5957\u6761\u4ef6\u67e5\u8be2\u3002<\/p>\n
5. \u4f7f\u7528whereIn\u548cwhereNotIn<\/h3>\n
\u9664\u4e86\u4e0a\u8ff0\u4ecb\u7ecd\u7684\u65b9\u6cd5\u5916\uff0cLaravel\u8fd8\u63d0\u4f9b\u4e86whereIn\u548cwhereNotIn\u65b9\u6cd5\u6765\u5b9e\u73b0\u5728\u67d0\u4e2a\u96c6\u5408\u4e2d\u7684\u6761\u4ef6\u67e5\u8be2\u3002\u6bd4\u5982\uff0c\u6211\u4eec\u9700\u8981\u67e5\u8be2\u5e74\u9f84\u5728[18, 20, 25]\u4e4b\u95f4\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\u4ee3\u7801\uff1a<\/p>\n
$ages = [18, 20, 25];\n$users = DB::table('users')\n    -&gt;whereIn('age', $ages)\n    -&gt;get();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u540c\u6837\u5730\uff0c\u6211\u4eec\u8fd8\u53ef\u4ee5\u4f7f\u7528whereNotIn\u65b9\u6cd5\u6765\u5b9e\u73b0\u4e0d\u5728\u67d0\u4e2a\u96c6\u5408\u4e2d\u7684\u6761\u4ef6\u67e5\u8be2\u3002<\/p>\n
\u7ed3\u8bed<\/h3>\n
\u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\uff0c\u6211\u4eec\u6df1\u5165\u63a2\u8ba8\u4e86Laravel\u4e2dwhere\u65b9\u6cd5\u7684\u94fe\u5f0f\u8c03\u7528\u6280\u5de7\uff0c\u5e76\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u5c55\u793a\u4e86\u5176\u5f3a\u5927\u7684\u529f\u80fd\u3002\u5728\u5b9e\u9645\u5f00\u53d1\u4e2d\uff0c\u5408\u7406\u4f7f\u7528where\u65b9\u6cd5\u7684\u94fe\u5f0f\u8c03\u7528\uff0c\u53ef\u4ee5\u6781\u5927\u5730\u63d0\u9ad8\u5f00\u53d1\u6548\u7387\u548c\u4ee3\u7801\u7684\u53ef\u8bfb\u6027\u3002\u5e0c\u671b\u672c\u6587\u80fd\u5bf9\u4f60\u5728\u4f7f\u7528Laravel\u4e2d\u7684where\u65b9\u6cd5\u65f6\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662fLaravel\u4e2dwhere\u65b9\u6cd5\u7684\u94fe\u5f0f\u8c03\u7528\u6280\u5de7\u63a2\u7a76\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\u4e2dwhere\u65b9\u6cd5\u7684\u94fe\u5f0f\u8c03\u7528\u6280\u5de7 \u968f\u7740PHP\u6280\u672f\u7684\u4e0d\u65ad\u53d1\u5c55\uff0cLaravel\u4f5c\u4e3a\u4e00\u6b3e\u4f18\u79c0\u7684PHP\u5f00\u53d1\u6846\u67b6\uff0c\u4e00\u76f4\u5907\u53d7\u5f00\u53d1\u8005\u63a8\u5d07\u3002\u5728Laravel\u4e2d\uff0cwhere\u65b9\u6cd5\u662f\u5e38\u7528\u7684\u6570\u636e\u5e93\u67e5\u8be2\u65b9\u6cd5\u4e4b\u4e00\uff0c\u901a\u8fc7\u94fe\u5f0f\u8c03\u7528where\u65b9\u6cd5\u53ef\u4ee5\u8f7b\u677e\u5b9e\u73b0\u590d\u6742\u7684\u67e5\u8be2\u903b\u8f91\u3002\u5728\u672c\u6587\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8Laravel\u4e2dwhere\u65b9\u6cd5\u7684\u94fe\u5f0f\u8c03\u7528\u6280\u5de7\uff0c\u5e76\u901a\u8fc7\u5177\u4f53\u7684\u4ee3\u7801\u793a\u4f8b\u6765\u5c55\u793a\u5176\u5f3a\u5927\u7684\u529f\u80fd\u3002 1. \u57fa\u7840\u7684where\u65b9\u6cd5\u8c03\u7528 \u9996\u5148\uff0c\u8ba9\u6211\u4eec\u4ece\u6700\u57fa\u7840\u7684where\u65b9\u6cd5\u8c03\u7528\u5f00\u59cb\u3002\u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7where\u65b9\u6cd5\u6765\u5b9e\u73b0\u7b80\u5355\u7684\u6761\u4ef6\u7b5b\u9009\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u6709\u4e00\u4e2a\u540d\u4e3a”users”\u7684\u6570\u636e\u5e93\u8868\uff0c\u6211\u4eec\u60f3\u67e5\u8be2\u5e74\u9f84\u5927\u4e8e18\u5c81\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\u4ee3\u7801\uff1a $users = DB::table(‘users’)-&gt;where(‘age’, ‘&gt;’, 18)-&gt;get(); \u767b\u5f55\u540e\u590d\u5236 \u4ee5\u4e0a\u4ee3\u7801\u4e2d\uff0cwhere\u65b9\u6cd5\u63a5\u53d7\u4e09\u4e2a\u53c2\u6570\uff1a\u5b57\u6bb5\u540d\u3001\u6bd4\u8f83\u7b26\u53f7\u548c\u503c\u3002\u901a\u8fc7\u94fe\u5f0f\u8c03\u7528where\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0\u591a\u4e2a\u6761\u4ef6\u7684\u7ec4\u5408\u7b5b\u9009\u3002 2. \u591a\u6761\u4ef6\u8054\u5408\u67e5\u8be2 \u5047\u8bbe\u6211\u4eec\u9700\u8981\u67e5\u8be2\u7528\u6237\u540d\u4e3a”Jack”\u4e14\u5e74\u9f84\u5927\u4e8e18\u5c81\u7684\u7528\u6237\uff0c\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u5199\u4ee3\u7801\uff1a $users = DB::table(‘users’) -&gt;where(‘name’, ‘Jack’) -&gt;where(‘age’, ‘&gt;’, 18) -&gt;get(); \u767b\u5f55\u540e\u590d\u5236 \u901a\u8fc7\u94fe\u5f0f\u8c03\u7528where\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u5c06\u591a\u4e2a\u6761\u4ef6\u8fde\u63a5\u5728\u4e00\u8d77\uff0c\u5b9e\u73b0\u6761\u4ef6\u7684\u8054\u5408\u67e5\u8be2\u3002 3. OR\u6761\u4ef6\u7684\u4f7f\u7528 \u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u67e5\u8be2\u7b26\u5408\u4efb\u610f\u4e00\u4e2a\u6761\u4ef6\u7684\u7ed3\u679c\u3002\u5728Laravel\u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528orWhere\u65b9\u6cd5\u6765\u5b9e\u73b0OR\u6761\u4ef6\u7684\u67e5\u8be2\u3002\u6bd4\u5982\uff0c\u6211\u4eec\u9700\u8981\u67e5\u8be2\u5e74\u9f84\u5927\u4e8e18\u5c81\u6216\u8005\u540d\u5b57\u4e3a”Jack”\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u8fd9\u6837\u5b9e\u73b0\uff1a $users = DB::table(‘users’) -&gt;where(‘age’, ‘&gt;’, 18) -&gt;orWhere(‘name’, ‘Jack’) -&gt;get(); \u767b\u5f55\u540e\u590d\u5236 \u901a\u8fc7\u4f7f\u7528orWhere\u65b9\u6cd5\uff0c\u6211\u4eec\u53ef\u4ee5\u5b9e\u73b0OR\u6761\u4ef6\u7684\u67e5\u8be2\u903b\u8f91\u3002 4. \u5d4c\u5957\u6761\u4ef6\u7684\u5e94\u7528 \u6709\u65f6\u5019\uff0c\u6211\u4eec\u9700\u8981\u5b9e\u73b0\u590d\u6742\u7684\u67e5\u8be2\u903b\u8f91\uff0c\u9700\u8981\u4f7f\u7528\u5d4c\u5957\u6761\u4ef6\u3002\u5728Laravel\u4e2d\uff0c\u53ef\u4ee5\u901a\u8fc7\u95ed\u5305\u51fd\u6570\u5b9e\u73b0\u5d4c\u5957\u6761\u4ef6\u7684\u67e5\u8be2\u3002\u6bd4\u5982\uff0c\u6211\u4eec\u9700\u8981\u67e5\u8be2\u5e74\u9f84\u5927\u4e8e18\u5c81\u4e14\u540d\u5b57\u4e3a”Jack”\u6216\u8005”Rose”\u7684\u7528\u6237\uff0c\u53ef\u4ee5\u8fd9\u6837\u5199\u4ee3\u7801\uff1a $users = DB::table(‘users’) -&gt;where(function ($query) { $query-&gt;where(‘age’, ‘&gt;’, 18) -&gt;where(function ($query) { […]<\/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-25264","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25264","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=25264"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/25264\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=25264"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=25264"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=25264"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}