{"id":22655,"date":"2024-11-21T08:03:26","date_gmt":"2024-11-21T00:03:26","guid":{"rendered":"https:\/\/fwq.ai\/blog\/22655\/"},"modified":"2024-11-21T08:03:26","modified_gmt":"2024-11-21T00:03:26","slug":"laravel-%e6%9f%a5%e8%af%a2%e5%87%a0%e4%b8%aa%e5%ad%97%e6%ae%b5","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/22655\/","title":{"rendered":"laravel \u67e5\u8be2\u51e0\u4e2a\u5b57\u6bb5"},"content":{"rendered":"

\u5728\u5f00\u53d1 laravel \u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u67e5\u8be2\u6570\u636e\u5e93\u662f\u4e00\u4e2a\u975e\u5e38\u5e38\u89c1\u7684\u64cd\u4f5c\uff0c\u5c24\u5176\u662f\u5bf9\u4e8e\u90a3\u4e9b\u9700\u8981\u5448\u73b0\u5927\u91cf\u6570\u636e\u7684 web \u5e94\u7528\u7a0b\u5e8f\u3002\u4f46\u662f\uff0c\u6709\u65f6\u6211\u4eec\u53ea\u9700\u8981\u9009\u62e9\u4e00\u4e9b\u7279\u5b9a\u7684\u5217\uff0c\u800c\u4e0d\u662f\u6574\u4e2a\u8868\u4e2d\u7684\u6240\u6709\u5217\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5728 laravel \u4e2d\u67e5\u8be2\u51e0\u4e2a\u5b57\u6bb5\u3002<\/p>\n

\u4f7f\u7528\u67e5\u8be2\u6784\u5efa\u5668<\/h2>\n

Laravel \u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684\u67e5\u8be2\u6784\u5efa\u5668\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u65b9\u4fbf\u5730\u4e0e\u6570\u636e\u5e93\u8fdb\u884c\u4ea4\u4e92\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 select \u65b9\u6cd5\u6765\u9650\u5236\u6211\u4eec\u6240\u9700\u7684\u5217\u3002<\/p>\n

\u4f8b\u5982\uff0c\u6211\u4eec\u6709\u4e00\u4e2a users \u8868\uff0c\u5176\u4e2d\u5305\u542b id\uff0cname \u548c email \u4e09\u4e2a\u5b57\u6bb5\u3002\u5982\u679c\u6211\u4eec\u53ea\u9700\u8981\u9009\u62e9\u8fd9\u4e9b\u5b57\u6bb5\u4e2d\u7684\u4e24\u4e2a\uff0c\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a<\/p>\n

$users = DB::table('users')-&gt;select('name', 'email')-&gt;get();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 select \u65b9\u6cd5\u6307\u5b9a\u4e86 name \u548c email \u5217\u3002\u8fd4\u56de\u7684 $users \u5bf9\u8c61\u5c06\u53ea\u5305\u542b\u8fd9\u4e24\u4e2a\u5217\u3002<\/p>\n
\u5f53\u7136\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u9009\u62e9\u4f7f\u7528 select \u6765\u9009\u62e9\u6240\u6709\u7684\u5217\uff0c\u7136\u540e\u4f7f\u7528 exclude \u65b9\u6cd5\u6765\u6392\u9664\u6211\u4eec\u4e0d\u9700\u8981\u7684\u5217\u3002\u4f8b\u5982\uff1a<\/p>\n
$users = DB::table('users')-&gt;select('*')-&gt;exclude('id')-&gt;get();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u4f7f\u7528 select \u65b9\u6cd5\u9009\u62e9\u6240\u6709\u7684\u5217\uff0c\u7136\u540e\u4f7f\u7528 exclude \u65b9\u6cd5\u6392\u9664\u6389\u4e86 id \u5217\u3002\u8fd4\u56de\u7684 $users \u5bf9\u8c61\u5c06\u53ea\u5305\u542b name \u548c email \u5217\u3002<\/p>\n
\u4f7f\u7528 Eloquent<\/h2>\n
Eloquent \u662f Laravel \u4e2d\u7684\u4e00\u4e2a ORM\uff08\u5bf9\u8c61\u5173\u7cfb\u6620\u5c04\uff09\u5de5\u5177\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u66f4\u65b9\u4fbf\u5730\u5728 PHP \u4e2d\u64cd\u4f5c\u6570\u636e\u5e93\u3002Eloquent \u5177\u6709\u4e0e\u67e5\u8be2\u6784\u5efa\u5668\u7c7b\u4f3c\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8ba9\u6211\u4eec\u5728\u67e5\u8be2\u4e2d\u4ec5\u5305\u542b\u6240\u9700\u7684\u5217\u3002<\/p>\n
\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a User \u7684 Eloquent \u6a21\u578b\uff0c\u5b83\u5bf9\u5e94\u7740 users \u8868\uff1a<\/p>\n
namespace App;\n\nuse IlluminateDatabaseEloquentModel;\n\nclass User extends Model\n{\n    protected $table = 'users';\n}<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 select \u65b9\u6cd5\u6765\u4ec5\u5305\u542b\u6240\u9700\u7684\u5217\uff1a<\/p>\n
$users = User::select('name', 'email')-&gt;get();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u6216\u8005\u4f7f\u7528 exclude \u65b9\u6cd5\u6392\u9664\u4e0d\u9700\u8981\u7684\u5217\uff1a<\/p>\n
$users = User::exclude('id')-&gt;get();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u8fd9\u4e9b\u65b9\u6cd5\u4e0e\u67e5\u8be2\u6784\u5efa\u5668\u63d0\u4f9b\u7684\u65b9\u6cd5\u975e\u5e38\u76f8\u4f3c\u3002<\/p>\n
\u7ed3\u8bba<\/h2>\n
\u67e5\u8be2\u6570\u636e\u5e93\u662f\u4e00\u4e2a\u5e38\u89c1\u7684\u64cd\u4f5c\uff0c\u800c\u5728 Laravel \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u67e5\u8be2\u6784\u5efa\u5668\u548c Eloquent \u6a21\u578b\u6765\u8f7b\u677e\u5730\u9650\u5236\u6211\u4eec\u6240\u9700\u7684\u5217\u3002\u8fd9\u4e0d\u4ec5\u53ef\u4ee5\u51cf\u5c11\u6570\u636e\u4f20\u8f93\u7684\u6570\u91cf\uff0c\u8fd8\u53ef\u4ee5\u63d0\u9ad8\u6211\u4eec\u5e94\u7528\u7a0b\u5e8f\u7684\u6027\u80fd\u3002\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662flaravel \u67e5\u8be2\u51e0\u4e2a\u5b57\u6bb5\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":"
\u5728\u5f00\u53d1 laravel \u5e94\u7528\u7a0b\u5e8f\u65f6\uff0c\u67e5\u8be2\u6570\u636e\u5e93\u662f\u4e00\u4e2a\u975e\u5e38\u5e38\u89c1\u7684\u64cd\u4f5c\uff0c\u5c24\u5176\u662f\u5bf9\u4e8e\u90a3\u4e9b\u9700\u8981\u5448\u73b0\u5927\u91cf\u6570\u636e\u7684 web \u5e94\u7528\u7a0b\u5e8f\u3002\u4f46\u662f\uff0c\u6709\u65f6\u6211\u4eec\u53ea\u9700\u8981\u9009\u62e9\u4e00\u4e9b\u7279\u5b9a\u7684\u5217\uff0c\u800c\u4e0d\u662f\u6574\u4e2a\u8868\u4e2d\u7684\u6240\u6709\u5217\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u5728 laravel \u4e2d\u67e5\u8be2\u51e0\u4e2a\u5b57\u6bb5\u3002 \u4f7f\u7528\u67e5\u8be2\u6784\u5efa\u5668 Laravel \u63d0\u4f9b\u4e86\u4e00\u4e2a\u5f3a\u5927\u7684\u67e5\u8be2\u6784\u5efa\u5668\uff0c\u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u65b9\u4fbf\u5730\u4e0e\u6570\u636e\u5e93\u8fdb\u884c\u4ea4\u4e92\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 select \u65b9\u6cd5\u6765\u9650\u5236\u6211\u4eec\u6240\u9700\u7684\u5217\u3002 \u4f8b\u5982\uff0c\u6211\u4eec\u6709\u4e00\u4e2a users \u8868\uff0c\u5176\u4e2d\u5305\u542b id\uff0cname \u548c email \u4e09\u4e2a\u5b57\u6bb5\u3002\u5982\u679c\u6211\u4eec\u53ea\u9700\u8981\u9009\u62e9\u8fd9\u4e9b\u5b57\u6bb5\u4e2d\u7684\u4e24\u4e2a\uff0c\u6211\u4eec\u53ef\u4ee5\u8fd9\u6837\u5199\uff1a $users = DB::table(‘users’)-&gt;select(‘name’, ’email’)-&gt;get(); \u767b\u5f55\u540e\u590d\u5236 \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 select \u65b9\u6cd5\u6307\u5b9a\u4e86 name \u548c email \u5217\u3002\u8fd4\u56de\u7684 $users \u5bf9\u8c61\u5c06\u53ea\u5305\u542b\u8fd9\u4e24\u4e2a\u5217\u3002 \u5f53\u7136\uff0c\u6211\u4eec\u4e5f\u53ef\u4ee5\u9009\u62e9\u4f7f\u7528 select \u6765\u9009\u62e9\u6240\u6709\u7684\u5217\uff0c\u7136\u540e\u4f7f\u7528 exclude \u65b9\u6cd5\u6765\u6392\u9664\u6211\u4eec\u4e0d\u9700\u8981\u7684\u5217\u3002\u4f8b\u5982\uff1a $users = DB::table(‘users’)-&gt;select(‘*’)-&gt;exclude(‘id’)-&gt;get(); \u767b\u5f55\u540e\u590d\u5236 \u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u4f7f\u7528 select \u65b9\u6cd5\u9009\u62e9\u6240\u6709\u7684\u5217\uff0c\u7136\u540e\u4f7f\u7528 exclude \u65b9\u6cd5\u6392\u9664\u6389\u4e86 id \u5217\u3002\u8fd4\u56de\u7684 $users \u5bf9\u8c61\u5c06\u53ea\u5305\u542b name \u548c email \u5217\u3002 […]<\/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-22655","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/22655","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=22655"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/22655\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=22655"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=22655"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=22655"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}