{"id":22996,"date":"2024-11-21T13:06:23","date_gmt":"2024-11-21T05:06:23","guid":{"rendered":"https:\/\/fwq.ai\/blog\/22996\/"},"modified":"2024-11-21T13:06:23","modified_gmt":"2024-11-21T05:06:23","slug":"laravel-%e5%ad%97%e6%ae%b5%e5%80%bc%e5%a2%9e%e5%8a%a0","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/22996\/","title":{"rendered":"laravel \u5b57\u6bb5\u503c\u589e\u52a0"},"content":{"rendered":"

laravel \u662f\u4e00\u4e2a\u4f7f\u7528 php \u7f16\u7a0b\u8bed\u8a00\u6784\u5efa\u7684 web \u6846\u67b6\uff0c\u5176\u64cd\u4f5c\u6570\u636e\u5e93\u7684\u7075\u6d3b\u6027\u4e0e\u65b9\u4fbf\u6027\u5907\u53d7\u5f00\u53d1\u8005\u7684\u9752\u7750\u3002\u5f53\u6211\u4eec\u9700\u8981\u5bf9\u67d0\u4e2a\u8868\u7684\u5b57\u6bb5\u8fdb\u884c\u6570\u636e\u66f4\u65b0\u65f6\uff0claravel \u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7b80\u4fbf\u7684\u65b9\u6cd5\uff0c\u5176\u4e2d\u589e\u52a0\u5b57\u6bb5\u503c\u4e5f\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u64cd\u4f5c\u3002<\/p>\n

\u5728 Laravel \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u65b9\u5f0f\u589e\u52a0\u8868\u5b57\u6bb5\u7684\u503c\uff1a\u4f7f\u7528 DB \u7c7b\u8fdb\u884c SQL \u8bed\u53e5\u64cd\u4f5c\u6216\u4f7f\u7528 Eloquent ORM \u5bf9\u6570\u636e\u8fdb\u884c\u4fee\u6539\u3002\u4e0b\u9762\u5206\u522b\u4ecb\u7ecd\u8fd9\u4e24\u79cd\u65b9\u6cd5\u3002<\/p>\n

\u4f7f\u7528 DB \u7c7b\u8fdb\u884cSQL\u8bed\u53e5\u64cd\u4f5c<\/h2>\n

\u5728 Laravel \u4e2d\u4f7f\u7528 DB \u7c7b\u8fdb\u884c SQL \u8bed\u53e5\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528 update() \u65b9\u6cd5\u5b9e\u73b0\u5bf9\u6570\u636e\u8868\u4e2d\u7684\u67d0\u4e2a\u5b57\u6bb5\u503c\u8fdb\u884c\u589e\u52a0\u7684\u64cd\u4f5c\u3002\u6765\u770b\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a<\/p>\n

DB::table('user')-&gt;where('id', 1)-&gt;increment('age', 1);<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7 DB::table() \u65b9\u6cd5\u6307\u5b9a\u8981\u8fdb\u884c\u64cd\u4f5c\u7684\u6570\u636e\u8868\uff0c\u901a\u8fc7 where() \u65b9\u6cd5\u6307\u5b9a\u6761\u4ef6\uff0c\u9009\u62e9\u8981\u66f4\u65b0\u7684\u6570\u636e\u884c\u3002increment() \u65b9\u6cd5\u7528\u4e8e\u5bf9\u6307\u5b9a\u5b57\u6bb5\u7684\u503c\u8fdb\u884c\u589e\u52a0\u64cd\u4f5c\uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u4e3a\u8981\u66f4\u65b0\u7684\u5b57\u6bb5\u540d\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4e3a\u589e\u52a0\u7684\u503c\u3002<\/p>\n
\u53e6\u5916\uff0c\u5982\u679c\u8981\u5bf9\u5b57\u6bb5\u503c\u8fdb\u884c\u51cf\u5c11\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528 decrement() \u65b9\u6cd5\uff0c\u5176\u64cd\u4f5c\u65b9\u6cd5\u4e0e increment() \u7c7b\u4f3c\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u4f8b\u5b50\uff1a<\/p>\n
DB::table('user')-&gt;where('id', 1)-&gt;decrement('age', 1);<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u4f7f\u7528 Eloquent ORM \u8fdb\u884c\u6570\u636e\u66f4\u65b0<\/h2>\n
Eloquent ORM \u662f Laravel \u4e2d\u4e00\u4e2a\u63d0\u4f9b\u4e86\u7b80\u5355\u4e14\u76f4\u89c2\u7684\u64cd\u4f5c\u6570\u636e\u5e93\u7684\u65b9\u6cd5\u3002\u5f53\u6211\u4eec\u9700\u8981\u5bf9\u67d0\u4e2a\u6a21\u578b\u8fdb\u884c\u66f4\u65b0\u65f6\uff0c\u6211\u4eec\u53ea\u9700\u5728\u6a21\u578b\u4e0a\u8c03\u7528 save() \u65b9\u6cd5\u5373\u53ef\u5b9e\u73b0\u5bf9\u6570\u636e\u7684\u66f4\u65b0\uff0c\u800c\u4e14\u8be5\u65b9\u6cd5\u4e5f\u652f\u6301\u5bf9\u5b57\u6bb5\u503c\u8fdb\u884c\u52a0\u51cf\u64cd\u4f5c\u3002\u4e0b\u9762\u6765\u770b\u4e00\u4e2a\u5177\u4f53\u7684\u793a\u4f8b\uff1a<\/p>\n
$user = User::find(1);\n$user-&gt;age = $user-&gt;age + 1;\n$user-&gt;save();<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u9996\u5148\u901a\u8fc7 User::find() \u65b9\u6cd5\u67e5\u8be2\u51fa id \u4e3a 1 \u7684\u7528\u6237\u6570\u636e\uff0c\u5e76\u5c06\u5176\u8d4b\u503c\u7ed9 $user \u53d8\u91cf\u3002\u7136\u540e\uff0c\u6211\u4eec\u5bf9\u8be5\u7528\u6237\u7684 age \u5b57\u6bb5\u503c\u8fdb\u884c\u589e\u52a0\u64cd\u4f5c\uff0c\u518d\u901a\u8fc7 save() \u65b9\u6cd5\u5c06\u66f4\u65b0\u540e\u7684\u6570\u636e\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u4e2d\u3002<\/p>\n
\u9664\u4e86\u76f4\u63a5\u5bf9\u5b57\u6bb5\u8fdb\u884c\u8d4b\u503c\u53ca\u64cd\u4f5c\u5916\uff0cEloquent \u8fd8\u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u64cd\u4f5c\u7b26\uff0c\u7528\u4e8e\u66f4\u65b9\u4fbf\u5730\u5bf9\u5b57\u6bb5\u503c\u8fdb\u884c\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 increment() \u548c decrement() \u65b9\u6cd5\u76f4\u63a5\u5bf9\u5b57\u6bb5\u8fdb\u884c\u589e\u52a0\u6216\u51cf\u5c11\u64cd\u4f5c\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u4f8b\u5b50\uff1a<\/p>\n
$user = User::find(1);\n$user-&gt;increment('age', 1);<\/pre>\n
  \u767b\u5f55\u540e\u590d\u5236   <\/p>\n
\u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528 increment() \u65b9\u6cd5\u5bf9 $user \u5bf9\u8c61\u7684 age \u5b57\u6bb5\u8fdb\u884c\u589e\u52a0\u64cd\u4f5c\u3002\u6700\u540e\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 save() \u65b9\u6cd5\u5c06\u66f4\u65b0\u540e\u7684\u6570\u636e\u4fdd\u5b58\u5230\u6570\u636e\u5e93\u4e2d\u3002<\/p>\n
\u603b\u7ed3<\/h2>\n
\u4ee5\u4e0a\u5c31\u662f\u5728 Laravel \u4e2d\u589e\u52a0\u8868\u5b57\u6bb5\u503c\u7684\u4e24\u79cd\u5b9e\u73b0\u65b9\u6cd5\u3002\u4f7f\u7528 DB \u7c7b\u8fdb\u884c SQL \u8bed\u53e5\u64cd\u4f5c\u867d\u7136\u66f4\u4e3a\u4fbf\u6377\uff0c\u4f46\u662f\u7531\u4e8e\u9700\u8981\u624b\u52a8\u7f16\u5199 SQL \u8bed\u53e5\uff0c\u5f00\u53d1\u96be\u5ea6\u8f83\u5927\u3002\u800c\u4f7f\u7528 Eloquent ORM \u5219\u64cd\u4f5c\u66f4\u52a0\u7075\u6d3b\uff0c\u5e76\u4e14\u53ef\u4ee5\u5728\u6a21\u578b\u5c42\u9762\u4e0a\u5bf9\u5b57\u6bb5\u503c\u8fdb\u884c\u64cd\u4f5c\uff0c\u66f4\u5229\u4e8e\u7a0b\u5e8f\u903b\u8f91\u7684\u5c01\u88c5\u548c\u91cd\u7528\u3002<\/p>\n
\u6700\u540e\u63d0\u9192\u5404\u4f4d\u5f00\u53d1\u8005\uff0c\u5728\u4f7f\u7528\u4efb\u4f55\u66f4\u65b0\u6570\u636e\u7684\u65b9\u6cd5\u4e4b\u524d\uff0c\u4e00\u5b9a\u8981\u5bf9\u6570\u636e\u8fdb\u884c\u5145\u5206\u7684\u9a8c\u8bc1\u548c\u8fc7\u6ee4\uff0c\u4ee5\u907f\u514d\u51fa\u73b0\u6570\u636e\u5f02\u5e38\u6216\u5b89\u5168\u95ee\u9898\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662flaravel \u5b57\u6bb5\u503c\u589e\u52a0\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\u4e2a\u4f7f\u7528 php \u7f16\u7a0b\u8bed\u8a00\u6784\u5efa\u7684 web \u6846\u67b6\uff0c\u5176\u64cd\u4f5c\u6570\u636e\u5e93\u7684\u7075\u6d3b\u6027\u4e0e\u65b9\u4fbf\u6027\u5907\u53d7\u5f00\u53d1\u8005\u7684\u9752\u7750\u3002\u5f53\u6211\u4eec\u9700\u8981\u5bf9\u67d0\u4e2a\u8868\u7684\u5b57\u6bb5\u8fdb\u884c\u6570\u636e\u66f4\u65b0\u65f6\uff0claravel \u63d0\u4f9b\u4e86\u4e00\u7cfb\u5217\u7b80\u4fbf\u7684\u65b9\u6cd5\uff0c\u5176\u4e2d\u589e\u52a0\u5b57\u6bb5\u503c\u4e5f\u662f\u4e00\u79cd\u5e38\u89c1\u7684\u64cd\u4f5c\u3002 \u5728 Laravel \u4e2d\uff0c\u6211\u4eec\u53ef\u4ee5\u901a\u8fc7\u4e24\u79cd\u65b9\u5f0f\u589e\u52a0\u8868\u5b57\u6bb5\u7684\u503c\uff1a\u4f7f\u7528 DB \u7c7b\u8fdb\u884c SQL \u8bed\u53e5\u64cd\u4f5c\u6216\u4f7f\u7528 Eloquent ORM \u5bf9\u6570\u636e\u8fdb\u884c\u4fee\u6539\u3002\u4e0b\u9762\u5206\u522b\u4ecb\u7ecd\u8fd9\u4e24\u79cd\u65b9\u6cd5\u3002 \u4f7f\u7528 DB \u7c7b\u8fdb\u884cSQL\u8bed\u53e5\u64cd\u4f5c \u5728 Laravel \u4e2d\u4f7f\u7528 DB \u7c7b\u8fdb\u884c SQL \u8bed\u53e5\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528 update() \u65b9\u6cd5\u5b9e\u73b0\u5bf9\u6570\u636e\u8868\u4e2d\u7684\u67d0\u4e2a\u5b57\u6bb5\u503c\u8fdb\u884c\u589e\u52a0\u7684\u64cd\u4f5c\u3002\u6765\u770b\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff1a DB::table(‘user’)-&gt;where(‘id’, 1)-&gt;increment(‘age’, 1); \u767b\u5f55\u540e\u590d\u5236 \u5728\u4e0a\u8ff0\u793a\u4f8b\u4e2d\uff0c\u6211\u4eec\u901a\u8fc7 DB::table() \u65b9\u6cd5\u6307\u5b9a\u8981\u8fdb\u884c\u64cd\u4f5c\u7684\u6570\u636e\u8868\uff0c\u901a\u8fc7 where() \u65b9\u6cd5\u6307\u5b9a\u6761\u4ef6\uff0c\u9009\u62e9\u8981\u66f4\u65b0\u7684\u6570\u636e\u884c\u3002increment() \u65b9\u6cd5\u7528\u4e8e\u5bf9\u6307\u5b9a\u5b57\u6bb5\u7684\u503c\u8fdb\u884c\u589e\u52a0\u64cd\u4f5c\uff0c\u7b2c\u4e00\u4e2a\u53c2\u6570\u4e3a\u8981\u66f4\u65b0\u7684\u5b57\u6bb5\u540d\uff0c\u7b2c\u4e8c\u4e2a\u53c2\u6570\u4e3a\u589e\u52a0\u7684\u503c\u3002 \u53e6\u5916\uff0c\u5982\u679c\u8981\u5bf9\u5b57\u6bb5\u503c\u8fdb\u884c\u51cf\u5c11\u64cd\u4f5c\uff0c\u53ef\u4ee5\u4f7f\u7528 decrement() \u65b9\u6cd5\uff0c\u5176\u64cd\u4f5c\u65b9\u6cd5\u4e0e increment() \u7c7b\u4f3c\u3002\u4e0b\u9762\u662f\u4e00\u4e2a\u4f8b\u5b50\uff1a DB::table(‘user’)-&gt;where(‘id’, 1)-&gt;decrement(‘age’, 1); \u767b\u5f55\u540e\u590d\u5236 \u4f7f\u7528 Eloquent ORM \u8fdb\u884c\u6570\u636e\u66f4\u65b0 Eloquent ORM \u662f […]<\/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-22996","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/22996","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=22996"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/22996\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=22996"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=22996"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=22996"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}