{"id":23795,"date":"2024-11-21T17:18:47","date_gmt":"2024-11-21T09:18:47","guid":{"rendered":"https:\/\/fwq.ai\/blog\/23795\/"},"modified":"2024-11-21T17:18:47","modified_gmt":"2024-11-21T09:18:47","slug":"%e8%81%8a%e8%81%8alaravel%e4%b8%ad%e7%9a%84%e6%9d%83%e9%99%90%e6%96%b9%e6%b3%95-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/23795\/","title":{"rendered":"\u804a\u804aLaravel\u4e2d\u7684\u6743\u9650\u65b9\u6cd5"},"content":{"rendered":"<p>laravel\u662f\u4e00\u4e2a\u975e\u5e38\u6d41\u884c\u7684php\u6846\u67b6\uff0c\u62e5\u6709\u4f17\u591a\u7684\u4fbf\u5229\u529f\u80fd\u3002\u5176\u4e2d\u5305\u62ec\u4e00\u4e2a\u540d\u4e3a\u201c\u6743\u9650\u201d\u7684\u7279\u6027\u3002\u5728laravel\u4e2d\uff0c\u6743\u9650\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u4e3a\u4ed6\u4eec\u7684\u5e94\u7528\u7a0b\u5e8f\u5efa\u7acb\u4e00\u4e2a\u8bbf\u95ee\u63a7\u5236\u7cfb\u7edf\uff0c\u786e\u4fdd\u53ea\u6709\u6388\u6743\u7528\u6237\u624d\u80fd\u8bbf\u95ee\u7279\u5b9a\u7684api\u7aef\u70b9\u3001\u9875\u9762\u6216\u64cd\u4f5c\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecdlaravel\u4e2d\u7684\u6743\u9650\u65b9\u6cd5\u3002<\/p>\n<ol>\n<li>\u89d2\u8272\u548c\u6743\u9650<\/li>\n<\/ol>\n<p>\u5728Laravel\u4e2d\uff0c\u6743\u9650\u548c\u89d2\u8272\u662f\u76f8\u5173\u8054\u7684\u6982\u5ff5\u3002\u89d2\u8272\u662f\u6307\u4e0d\u540c\u7684\u7528\u6237\u7c7b\u578b\uff0c\u4ed6\u4eec\u4e0d\u540c\u7684\u89d2\u8272\u53ef\u4ee5\u8bbf\u95ee\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u4e0d\u540c\u90e8\u5206\u3002\u6743\u9650\u6307\u7684\u662f\u63a7\u5236\u7528\u6237\u53ef\u8bbf\u95ee\u54ea\u4e9b\u90e8\u5206\u7684\u89c4\u5219\u3002<\/p>\n<p>\u5728Laravel\u4e2d\uff0c\u89d2\u8272\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177artisan\u6765\u521b\u5efa\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201c\u7ba1\u7406\u5458\u201d\u7684\u89d2\u8272\uff0c\u4f7f\u7528\u4ee5\u4e0b\u7684artisan\u547d\u4ee4\uff1a<\/p>\n<pre>php artisan make:role admin<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u7c7b\u4f3c\u5730\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201c\u6587\u672c\u7f16\u8f91\u5668\u201d\u7684\u89d2\u8272\uff1a<\/p>\n<pre>php artisan make:role editor<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u7136\u540e\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u89d2\u8272\u5206\u914d\u7ed9\u7528\u6237\u3002<\/p>\n<ol>\n<li>\u6388\u6743<\/li>\n<\/ol>\n<p>\u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6388\u6743\u6765\u9650\u5236\u7528\u6237\u8bbf\u95ee\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u4e0d\u540c\u90e8\u5206\u3002\u6388\u6743\u53ef\u4ee5\u5728\u63a7\u5236\u5668\u4e2d\u5b9a\u4e49\uff0c\u786e\u4fdd\u53ea\u6709\u6388\u6743\u7528\u6237\u624d\u80fd\u6267\u884c\u7279\u5b9a\u7684\u64cd\u4f5c\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201cAdminUsersController\u201d\u7684\u63a7\u5236\u5668\uff0c\u8be5\u63a7\u5236\u5668\u5141\u8bb8\u53ea\u6709\u7ba1\u7406\u5458\u7528\u6237\u8bbf\u95ee\uff1a<\/p>\n<pre>php artisan make:controller AdminUsersController<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u9700\u8981\u5728\u63a7\u5236\u5668\u7684\u6784\u9020\u51fd\u6570\u4e2d\u5b9a\u4e49\u6388\u6743\u7ec4\u4ef6\uff1a<\/p>\n<pre>public function __construct()\n{\n    $this-&gt;authorize('admin');\n}<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5f53\u6ca1\u6709\u6388\u6743\u7528\u6237\u5c1d\u8bd5\u8bbf\u95ee\u8be5\u63a7\u5236\u5668\u65f6\uff0c\u5c06\u629b\u51fa\u4e00\u4e2a\u5f02\u5e38\u3002\u6211\u4eec\u53ef\u4ee5\u5728Laravel\u7684ExceptionHandler\u4e2d\u5b9a\u4e49\u5f02\u5e38\u5904\u7406\u7a0b\u5e8f\u3002<\/p>\n<ol>\n<li>\u6743\u9650\u8868<\/li>\n<\/ol>\n<p>\u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201cpermissions\u201d\u7684\u8868\uff0c\u7528\u6765\u5b58\u50a8\u5e94\u7528\u7a0b\u5e8f\u529f\u80fd\u7684\u6743\u9650\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u884c\u5de5\u5177artisan\u521b\u5efa\u6743\u9650\u8868\uff1a<\/p>\n<pre>php artisan make:model Permission -m<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u8fd9\u5c06\u4f1a\u751f\u6210\u4e00\u4e2a\u540d\u4e3a\u201cPermission\u201d\u7684\u6a21\u578b\u6587\u4ef6\u548c\u4e00\u4e2a\u4e0e\u4e4b\u76f8\u5173\u7684\u8fc1\u79fb\u6587\u4ef6\u3002<\/p>\n<p>\u6a21\u578b\u6587\u4ef6\u4e2d\u5305\u62ec\u4e00\u4e2a\u540d\u4e3a\u201crole\u201d\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8ba9\u6211\u4eec\u5feb\u901f\u83b7\u53d6\u4e0e\u89d2\u8272\u76f8\u5173\u8054\u7684\u6743\u9650\uff1a<\/p>\n<pre>public function roles()\n{\n    return $this-&gt;belongsToMany(Role::class);\n}<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u6a21\u578b\u6587\u4ef6\u4e2d\u5b9a\u4e49\u4efb\u610f\u6570\u91cf\u7684\u6743\u9650\u3002<\/p>\n<p>\u6388\u6743\u89c4\u5219\u53ef\u4ee5\u7531\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u7ba1\u7406\u5458\u7528\u6237\u901a\u8fc7\u547d\u4ee4\u884c\u8fd0\u884cartisan\u6765\u521b\u5efa\u548c\u7ba1\u7406\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u6765\u770b\u770b\u5982\u4f55\u5b9e\u9645\u5e94\u7528\u8fd9\u4e9b\u6388\u6743\u89c4\u5219\u3002<\/p>\n<ol>\n<li>\u6388\u6743\u95e8\u9762<\/li>\n<\/ol>\n<p>\u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6388\u6743\u95e8\u9762\u6765\u7b80\u5316\u6388\u6743\u7684\u4f7f\u7528\u3002\u4f7f\u7528\u95e8\u9762\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u68c0\u67e5\u5f53\u524d\u767b\u5f55\u7684\u7528\u6237\u662f\u5426\u6709\u6743\u9650\u8bbf\u95ee\u64cd\u4f5c\u6216\u8d44\u6e90\u3002<\/p>\n<p>\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u201cGate\u201d\u95e8\u9762\u6765\u68c0\u67e5\u5f53\u524d\u7528\u6237\u662f\u5426\u62e5\u6709\u540d\u4e3a\u201cedit-post\u201d\u7684\u6743\u9650\uff1a<\/p>\n<pre>if (Gate::allows('edit-post', $post)) {\n    \/\/ \u7528\u6237\u6709\u6743\u7f16\u8f91\u5e16\u5b50\n}<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u6211\u4eec\u8fd8\u53ef\u4ee5\u901a\u8fc7\u201cGate\u201d\u95e8\u9762\u6765\u5b9a\u4e49\u65b0\u7684\u6388\u6743\u89c4\u5219\uff0c\u4ee5\u652f\u6301\u6211\u4eec\u5e94\u7528\u7a0b\u5e8f\u7684\u7279\u5b9a\u9700\u6c42\uff1a<\/p>\n<pre>Gate::define('update-post', function ($user, $post) {\n    return $user-&gt;id === $post-&gt;user_id;\n});<\/pre>\n<p>  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u4e2a\u65b0\u7684\u6388\u6743\u89c4\u5219\uff0c\u4f7f\u5f97\u53ea\u6709Post\u7684\u6240\u6709\u8005\u624d\u6709\u6743\u66f4\u65b0\u5b83\u3002<\/p>\n<p>Laravel\u7684\u6743\u9650\u7cfb\u7edf\u662f\u4e00\u4e2a\u975e\u5e38\u65b9\u4fbf\u7684\u529f\u80fd\uff0c\u8ba9\u5e94\u7528\u7a0b\u5e8f\u5f00\u53d1\u8005\u8f7b\u677e\u5730\u638c\u63a7\u6388\u6743\u7528\u6237\u53ef\u4ee5\u8bbf\u95ee\u54ea\u4e9b\u90e8\u5206\u6216\u64cd\u4f5c\u3002\u901a\u8fc7\u4f7f\u7528\u89d2\u8272\u548c\u6743\u9650\uff0c\u6211\u4eec\u53ef\u4ee5\u5bb9\u6613\u5730\u5efa\u7acb\u4e00\u4e2a\u5f3a\u5927\u800c\u590d\u6742\u7684\u8bbf\u95ee\u63a7\u5236\u7cfb\u7edf\u3002<\/p>\n<p>\u603b\u4e4b\uff0cLaravel\u6846\u67b6\u63d0\u4f9b\u4e86\u4e00\u79cd\u7b80\u5355\u800c\u5f3a\u5927\u7684\u65b9\u6cd5\u6765\u5b9e\u73b0\u6743\u9650\u7ba1\u7406\uff0c\u4f7f\u5f97\u5e94\u7528\u7a0b\u5e8f\u7684\u5f00\u53d1\u8005\u53ef\u4ee5\u66f4\u5bb9\u6613\u5730\u5b9a\u4e49\u548c\u7ba1\u7406\u7528\u6237\u89d2\u8272\u4ee5\u53ca\u5176\u8bbf\u95ee\u6743\u9650\uff0c\u4ece\u800c\u66f4\u597d\u5730\u638c\u63a7\u6574\u4e2a\u5e94\u7528\u7a0b\u5e8f\u7684\u5b89\u5168\u6027\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u804a\u804aLaravel\u4e2d\u7684\u6743\u9650\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":"<p>laravel\u662f\u4e00\u4e2a\u975e\u5e38\u6d41\u884c\u7684php\u6846\u67b6\uff0c\u62e5\u6709\u4f17\u591a\u7684\u4fbf\u5229\u529f\u80fd\u3002\u5176\u4e2d\u5305\u62ec\u4e00\u4e2a\u540d\u4e3a\u201c\u6743\u9650\u201d\u7684\u7279\u6027\u3002\u5728laravel\u4e2d\uff0c\u6743\u9650\u53ef\u4ee5\u5e2e\u52a9\u5f00\u53d1\u8005\u4e3a\u4ed6\u4eec\u7684\u5e94\u7528\u7a0b\u5e8f\u5efa\u7acb\u4e00\u4e2a\u8bbf\u95ee\u63a7\u5236\u7cfb\u7edf\uff0c\u786e\u4fdd\u53ea\u6709\u6388\u6743\u7528\u6237\u624d\u80fd\u8bbf\u95ee\u7279\u5b9a\u7684api\u7aef\u70b9\u3001\u9875\u9762\u6216\u64cd\u4f5c\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c06\u4ecb\u7ecdlaravel\u4e2d\u7684\u6743\u9650\u65b9\u6cd5\u3002 \u89d2\u8272\u548c\u6743\u9650 \u5728Laravel\u4e2d\uff0c\u6743\u9650\u548c\u89d2\u8272\u662f\u76f8\u5173\u8054\u7684\u6982\u5ff5\u3002\u89d2\u8272\u662f\u6307\u4e0d\u540c\u7684\u7528\u6237\u7c7b\u578b\uff0c\u4ed6\u4eec\u4e0d\u540c\u7684\u89d2\u8272\u53ef\u4ee5\u8bbf\u95ee\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u4e0d\u540c\u90e8\u5206\u3002\u6743\u9650\u6307\u7684\u662f\u63a7\u5236\u7528\u6237\u53ef\u8bbf\u95ee\u54ea\u4e9b\u90e8\u5206\u7684\u89c4\u5219\u3002 \u5728Laravel\u4e2d\uff0c\u89d2\u8272\u53ef\u4ee5\u901a\u8fc7\u547d\u4ee4\u884c\u5de5\u5177artisan\u6765\u521b\u5efa\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201c\u7ba1\u7406\u5458\u201d\u7684\u89d2\u8272\uff0c\u4f7f\u7528\u4ee5\u4e0b\u7684artisan\u547d\u4ee4\uff1a php artisan make:role admin \u767b\u5f55\u540e\u590d\u5236 \u7c7b\u4f3c\u5730\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201c\u6587\u672c\u7f16\u8f91\u5668\u201d\u7684\u89d2\u8272\uff1a php artisan make:role editor \u767b\u5f55\u540e\u590d\u5236 \u7136\u540e\uff0c\u6211\u4eec\u5c31\u53ef\u4ee5\u5c06\u8fd9\u4e9b\u89d2\u8272\u5206\u914d\u7ed9\u7528\u6237\u3002 \u6388\u6743 \u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6388\u6743\u6765\u9650\u5236\u7528\u6237\u8bbf\u95ee\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u4e0d\u540c\u90e8\u5206\u3002\u6388\u6743\u53ef\u4ee5\u5728\u63a7\u5236\u5668\u4e2d\u5b9a\u4e49\uff0c\u786e\u4fdd\u53ea\u6709\u6388\u6743\u7528\u6237\u624d\u80fd\u6267\u884c\u7279\u5b9a\u7684\u64cd\u4f5c\u3002 \u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201cAdminUsersController\u201d\u7684\u63a7\u5236\u5668\uff0c\u8be5\u63a7\u5236\u5668\u5141\u8bb8\u53ea\u6709\u7ba1\u7406\u5458\u7528\u6237\u8bbf\u95ee\uff1a php artisan make:controller AdminUsersController \u767b\u5f55\u540e\u590d\u5236 \u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u9700\u8981\u5728\u63a7\u5236\u5668\u7684\u6784\u9020\u51fd\u6570\u4e2d\u5b9a\u4e49\u6388\u6743\u7ec4\u4ef6\uff1a public function __construct() { $this-&gt;authorize(&#8216;admin&#8217;); } \u767b\u5f55\u540e\u590d\u5236 \u5f53\u6ca1\u6709\u6388\u6743\u7528\u6237\u5c1d\u8bd5\u8bbf\u95ee\u8be5\u63a7\u5236\u5668\u65f6\uff0c\u5c06\u629b\u51fa\u4e00\u4e2a\u5f02\u5e38\u3002\u6211\u4eec\u53ef\u4ee5\u5728Laravel\u7684ExceptionHandler\u4e2d\u5b9a\u4e49\u5f02\u5e38\u5904\u7406\u7a0b\u5e8f\u3002 \u6743\u9650\u8868 \u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u521b\u5efa\u4e00\u4e2a\u540d\u4e3a\u201cpermissions\u201d\u7684\u8868\uff0c\u7528\u6765\u5b58\u50a8\u5e94\u7528\u7a0b\u5e8f\u529f\u80fd\u7684\u6743\u9650\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u884c\u5de5\u5177artisan\u521b\u5efa\u6743\u9650\u8868\uff1a php artisan make:model Permission -m \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u5c06\u4f1a\u751f\u6210\u4e00\u4e2a\u540d\u4e3a\u201cPermission\u201d\u7684\u6a21\u578b\u6587\u4ef6\u548c\u4e00\u4e2a\u4e0e\u4e4b\u76f8\u5173\u7684\u8fc1\u79fb\u6587\u4ef6\u3002 \u6a21\u578b\u6587\u4ef6\u4e2d\u5305\u62ec\u4e00\u4e2a\u540d\u4e3a\u201crole\u201d\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u8ba9\u6211\u4eec\u5feb\u901f\u83b7\u53d6\u4e0e\u89d2\u8272\u76f8\u5173\u8054\u7684\u6743\u9650\uff1a public function roles() { return $this-&gt;belongsToMany(Role::class); } \u767b\u5f55\u540e\u590d\u5236 \u7136\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u5728\u6a21\u578b\u6587\u4ef6\u4e2d\u5b9a\u4e49\u4efb\u610f\u6570\u91cf\u7684\u6743\u9650\u3002 \u6388\u6743\u89c4\u5219\u53ef\u4ee5\u7531\u5e94\u7528\u7a0b\u5e8f\u4e2d\u7684\u7ba1\u7406\u5458\u7528\u6237\u901a\u8fc7\u547d\u4ee4\u884c\u8fd0\u884cartisan\u6765\u521b\u5efa\u548c\u7ba1\u7406\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u6765\u770b\u770b\u5982\u4f55\u5b9e\u9645\u5e94\u7528\u8fd9\u4e9b\u6388\u6743\u89c4\u5219\u3002 \u6388\u6743\u95e8\u9762 \u5728Laravel\u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u6388\u6743\u95e8\u9762\u6765\u7b80\u5316\u6388\u6743\u7684\u4f7f\u7528\u3002\u4f7f\u7528\u95e8\u9762\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u68c0\u67e5\u5f53\u524d\u767b\u5f55\u7684\u7528\u6237\u662f\u5426\u6709\u6743\u9650\u8bbf\u95ee\u64cd\u4f5c\u6216\u8d44\u6e90\u3002 [&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-23795","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23795","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=23795"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23795\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=23795"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=23795"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=23795"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}