{"id":23033,"date":"2024-11-21T15:41:54","date_gmt":"2024-11-21T07:41:54","guid":{"rendered":"https:\/\/fwq.ai\/blog\/23033\/"},"modified":"2024-11-21T15:41:54","modified_gmt":"2024-11-21T07:41:54","slug":"thinkphp%e6%95%b0%e6%8d%ae%e5%ba%93%e6%9f%a5%e8%af%a2%e6%95%b0%e9%87%8f%e6%93%8d%e4%bd%9c%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/23033\/","title":{"rendered":"thinkphp\u6570\u636e\u5e93\u67e5\u8be2\u6570\u91cf\u64cd\u4f5c\u65b9\u6cd5"},"content":{"rendered":"

\u5728\u4f7f\u7528thinkphp\u6846\u67b6\u8fdb\u884c\u6570\u636e\u5e93\u5f00\u53d1\u65f6\uff0c\u67e5\u8be2\u6570\u636e\u7684\u6570\u91cf\u662f\u4e00\u4e2a\u975e\u5e38\u57fa\u7840\u7684\u64cd\u4f5c\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528thinkphp\u6846\u67b6\u4e2d\u7684\u6570\u636e\u5e93\u67e5\u8be2\u6570\u91cf\u64cd\u4f5c\u65b9\u6cd5\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u597d\u5730\u5b9e\u73b0\u6570\u636e\u67e5\u8be2\u529f\u80fd\u3002<\/p>\n

\u4e00\u3001\u67e5\u8be2\u603b\u6570<\/p>\n

\u5728\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u67e5\u8be2\u4e00\u5f20\u8868\u4e2d\u7684\u603b\u8bb0\u5f55\u6570\u3002\u4f7f\u7528ThinkPHP\u6846\u67b6\u8fdb\u884c\u67e5\u8be2\u603b\u6570\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a<\/p>\n

    \n
  1. \u4f7f\u7528count\u65b9\u6cd5<\/li>\n<\/ol>\n

    count\u65b9\u6cd5\u662fThinkPHP\u67e5\u8be2\u6570\u91cf\u7684\u6807\u51c6\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u8fd4\u56de\u67e5\u8be2\u7ed3\u679c\u7684\u8bb0\u5f55\u6570\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n

    $count = Db::name('table')-&gt;count();<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
    \u5176\u4e2d\uff0ctable\u662f\u6307\u9700\u8981\u67e5\u8be2\u7684\u6570\u636e\u8868\u540d\uff0ccount()\u65b9\u6cd5\u8fd4\u56de\u7684\u662f\u603b\u8bb0\u5f55\u6570\u3002<\/p>\n
    \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n
      \n
    1. \u4f7f\u7528Find\u65b9\u6cd5<\/li>\n<\/ol>\n
      \u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528Find\u65b9\u6cd5\u6765\u83b7\u53d6\u603b\u8bb0\u5f55\u6570\u3002Find\u65b9\u6cd5\u4f1a\u8fd4\u56de\u4e00\u6761\u8bb0\u5f55\uff0c\u5e76\u4e14\u8bb0\u5f55\u7684\u503c\u4e3a\u8868\u4e2d\u6240\u6709\u8bb0\u5f55\u7684\u6570\u91cf\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n
      $count = Db::name('table')-&gt;field('count(*) as count')-&gt;find();<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u91cc\u4f7f\u7528\u4e86field()\u65b9\u6cd5\u6765\u6307\u5b9a\u8fd4\u56de\u8bb0\u5f55\u7684\u5b57\u6bb5\uff0cAS\u8bed\u53e5\u8fd4\u56de\u7684\u662f\u8bb0\u5f55\u6570\u3002<\/p>\n
      \u4e8c\u3001\u67e5\u8be2\u6307\u5b9a\u6761\u4ef6\u7684\u603b\u6570<\/p>\n
      \u5728\u67e5\u8be2\u6570\u636e\u65f6\uff0c\u6709\u4e9b\u65f6\u5019\u6211\u4eec\u9700\u8981\u6839\u636e\u67d0\u4e2a\u6761\u4ef6\u67e5\u8be2\u7b26\u5408\u8be5\u6761\u4ef6\u7684\u603b\u8bb0\u5f55\u6570\u3002\u4f7f\u7528ThinkPHP\u6846\u67b6\u8fdb\u884c\u67e5\u8be2\u6307\u5b9a\u6761\u4ef6\u7684\u603b\u6570\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n
        \n
      1. \u4f7f\u7528where\u65b9\u6cd5<\/li>\n<\/ol>\n
        where\u65b9\u6cd5\u662f\u7528\u4e8e\u8bbe\u7f6e\u67e5\u8be2\u6761\u4ef6\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6839\u636e\u6307\u5b9a\u6761\u4ef6\u8fd4\u56de\u7b26\u5408\u8be5\u6761\u4ef6\u7684\u603b\u8bb0\u5f55\u6570\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n
        $count = Db::name('table')-&gt;where('id',1)-&gt;count();<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u67e5\u8be2id=1\u7684\u8bb0\u5f55\u7684\u6570\u91cf\u3002\u5982\u679c\u9700\u8981\u67e5\u8be2\u591a\u4e2a\u6761\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7684\u65b9\u5f0f\u4f20\u9012\uff1a<\/p>\n
        $count = Db::name('table')-&gt;where(['id'=&gt;1,'status'=&gt;1])-&gt;count();<\/pre>\n
         \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
        \u8fd9\u6837\u4f1a\u67e5\u8be2\u6ee1\u8db3id=1\u4e14status=1\u7684\u8bb0\u5f55\u7684\u6570\u91cf\u3002<\/p>\n
          \n
        1. \u4f7f\u7528whereOr\u65b9\u6cd5<\/li>\n<\/ol>\n
          \u5982\u679c\u9700\u8981\u67e5\u8be2\u591a\u4e2a\u6761\u4ef6\u4e2d\u4efb\u4f55\u4e00\u4e2a\u6ee1\u8db3\u6761\u4ef6\u7684\u8bb0\u5f55\u6570\u91cf\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528whereOr\u65b9\u6cd5\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>\n
          $count = Db::name('table')-&gt;whereOr(['id'=&gt;1,'status'=&gt;1])-&gt;count();<\/pre>\n
           \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
          \u8fd9\u6837\u4f1a\u67e5\u8be2\u6ee1\u8db3id=1\u6216status=1\u7684\u8bb0\u5f55\u7684\u6570\u91cf\u3002<\/p>\n
          \u4ee5\u4e0a\u5c31\u662fThinkPHP\u6846\u67b6\u4e2d\u67e5\u8be2\u6570\u91cf\u7684\u64cd\u4f5c\u65b9\u6cd5\u3002\u603b\u7ed3\u4e00\u4e0b\uff0ccount\u65b9\u6cd5\u548cFind\u65b9\u6cd5\u662f\u4e24\u79cd\u6bd4\u8f83\u7b80\u5355\u7684\u67e5\u8be2\u8bb0\u5f55\u6570\u91cf\u7684\u65b9\u6cd5\uff0c\u5176\u4e2dfield\u65b9\u6cd5\u7528\u6765\u8bbe\u7f6e\u8fd4\u56de\u7684\u5b57\u6bb5\u3002\u5728\u67e5\u8be2\u67d0\u4e2a\u6761\u4ef6\u7684\u8bb0\u5f55\u6570\u91cf\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528where\u65b9\u6cd5\u8bbe\u7f6e\u67e5\u8be2\u6761\u4ef6\u6216\u8005\u4f7f\u7528whereOr\u65b9\u6cd5\u67e5\u8be2\u591a\u4e2a\u6761\u4ef6\u5f53\u4e2d\u4efb\u4e00\u6761\u4ef6\u7684\u5df2\u6709\u6570\u91cf\u3002\u5bf9\u4e8e\u6846\u67b6\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u8fd9\u4e9b\u67e5\u8be2\u8bb0\u5f55\u6570\u91cf\u7684\u64cd\u4f5c\u65b9\u6cd5\u5c06\u5927\u5927\u51cf\u5c11\u5f00\u53d1\u65f6\u95f4\u3002<\/p>\n
          \u4ee5\u4e0a\u5c31\u662fthinkphp\u6570\u636e\u5e93\u67e5\u8be2\u6570\u91cf\u64cd\u4f5c\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":"
          \u5728\u4f7f\u7528thinkphp\u6846\u67b6\u8fdb\u884c\u6570\u636e\u5e93\u5f00\u53d1\u65f6\uff0c\u67e5\u8be2\u6570\u636e\u7684\u6570\u91cf\u662f\u4e00\u4e2a\u975e\u5e38\u57fa\u7840\u7684\u64cd\u4f5c\u3002\u672c\u6587\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528thinkphp\u6846\u67b6\u4e2d\u7684\u6570\u636e\u5e93\u67e5\u8be2\u6570\u91cf\u64cd\u4f5c\u65b9\u6cd5\uff0c\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u597d\u5730\u5b9e\u73b0\u6570\u636e\u67e5\u8be2\u529f\u80fd\u3002 \u4e00\u3001\u67e5\u8be2\u603b\u6570 \u5728\u5f00\u53d1\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u67e5\u8be2\u4e00\u5f20\u8868\u4e2d\u7684\u603b\u8bb0\u5f55\u6570\u3002\u4f7f\u7528ThinkPHP\u6846\u67b6\u8fdb\u884c\u67e5\u8be2\u603b\u6570\u6709\u4e24\u79cd\u65b9\u6cd5\uff1a \u4f7f\u7528count\u65b9\u6cd5 count\u65b9\u6cd5\u662fThinkPHP\u67e5\u8be2\u6570\u91cf\u7684\u6807\u51c6\u65b9\u6cd5\uff0c\u53ef\u4ee5\u5f88\u5bb9\u6613\u5730\u8fd4\u56de\u67e5\u8be2\u7ed3\u679c\u7684\u8bb0\u5f55\u6570\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a $count = Db::name(‘table’)-&gt;count(); \u767b\u5f55\u540e\u590d\u5236 \u5176\u4e2d\uff0ctable\u662f\u6307\u9700\u8981\u67e5\u8be2\u7684\u6570\u636e\u8868\u540d\uff0ccount()\u65b9\u6cd5\u8fd4\u56de\u7684\u662f\u603b\u8bb0\u5f55\u6570\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b \u4f7f\u7528Find\u65b9\u6cd5 \u6211\u4eec\u4e5f\u53ef\u4ee5\u4f7f\u7528Find\u65b9\u6cd5\u6765\u83b7\u53d6\u603b\u8bb0\u5f55\u6570\u3002Find\u65b9\u6cd5\u4f1a\u8fd4\u56de\u4e00\u6761\u8bb0\u5f55\uff0c\u5e76\u4e14\u8bb0\u5f55\u7684\u503c\u4e3a\u8868\u4e2d\u6240\u6709\u8bb0\u5f55\u7684\u6570\u91cf\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a $count = Db::name(‘table’)-&gt;field(‘count(*) as count’)-&gt;find(); \u767b\u5f55\u540e\u590d\u5236 \u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u8fd9\u91cc\u4f7f\u7528\u4e86field()\u65b9\u6cd5\u6765\u6307\u5b9a\u8fd4\u56de\u8bb0\u5f55\u7684\u5b57\u6bb5\uff0cAS\u8bed\u53e5\u8fd4\u56de\u7684\u662f\u8bb0\u5f55\u6570\u3002 \u4e8c\u3001\u67e5\u8be2\u6307\u5b9a\u6761\u4ef6\u7684\u603b\u6570 \u5728\u67e5\u8be2\u6570\u636e\u65f6\uff0c\u6709\u4e9b\u65f6\u5019\u6211\u4eec\u9700\u8981\u6839\u636e\u67d0\u4e2a\u6761\u4ef6\u67e5\u8be2\u7b26\u5408\u8be5\u6761\u4ef6\u7684\u603b\u8bb0\u5f55\u6570\u3002\u4f7f\u7528ThinkPHP\u6846\u67b6\u8fdb\u884c\u67e5\u8be2\u6307\u5b9a\u6761\u4ef6\u7684\u603b\u6570\u65b9\u6cd5\u5982\u4e0b\uff1a \u4f7f\u7528where\u65b9\u6cd5 where\u65b9\u6cd5\u662f\u7528\u4e8e\u8bbe\u7f6e\u67e5\u8be2\u6761\u4ef6\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6839\u636e\u6307\u5b9a\u6761\u4ef6\u8fd4\u56de\u7b26\u5408\u8be5\u6761\u4ef6\u7684\u603b\u8bb0\u5f55\u6570\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a $count = Db::name(‘table’)-&gt;where(‘id’,1)-&gt;count(); \u767b\u5f55\u540e\u590d\u5236 \u67e5\u8be2id=1\u7684\u8bb0\u5f55\u7684\u6570\u91cf\u3002\u5982\u679c\u9700\u8981\u67e5\u8be2\u591a\u4e2a\u6761\u4ef6\uff0c\u53ef\u4ee5\u4f7f\u7528\u6570\u7ec4\u7684\u65b9\u5f0f\u4f20\u9012\uff1a $count = Db::name(‘table’)-&gt;where([‘id’=&gt;1,’status’=&gt;1])-&gt;count(); \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u6837\u4f1a\u67e5\u8be2\u6ee1\u8db3id=1\u4e14status=1\u7684\u8bb0\u5f55\u7684\u6570\u91cf\u3002 \u4f7f\u7528whereOr\u65b9\u6cd5 \u5982\u679c\u9700\u8981\u67e5\u8be2\u591a\u4e2a\u6761\u4ef6\u4e2d\u4efb\u4f55\u4e00\u4e2a\u6ee1\u8db3\u6761\u4ef6\u7684\u8bb0\u5f55\u6570\u91cf\uff0c\u5219\u53ef\u4ee5\u4f7f\u7528whereOr\u65b9\u6cd5\u3002\u4f7f\u7528\u65b9\u6cd5\u5982\u4e0b\uff1a $count = Db::name(‘table’)-&gt;whereOr([‘id’=&gt;1,’status’=&gt;1])-&gt;count(); \u767b\u5f55\u540e\u590d\u5236 \u8fd9\u6837\u4f1a\u67e5\u8be2\u6ee1\u8db3id=1\u6216status=1\u7684\u8bb0\u5f55\u7684\u6570\u91cf\u3002 \u4ee5\u4e0a\u5c31\u662fThinkPHP\u6846\u67b6\u4e2d\u67e5\u8be2\u6570\u91cf\u7684\u64cd\u4f5c\u65b9\u6cd5\u3002\u603b\u7ed3\u4e00\u4e0b\uff0ccount\u65b9\u6cd5\u548cFind\u65b9\u6cd5\u662f\u4e24\u79cd\u6bd4\u8f83\u7b80\u5355\u7684\u67e5\u8be2\u8bb0\u5f55\u6570\u91cf\u7684\u65b9\u6cd5\uff0c\u5176\u4e2dfield\u65b9\u6cd5\u7528\u6765\u8bbe\u7f6e\u8fd4\u56de\u7684\u5b57\u6bb5\u3002\u5728\u67e5\u8be2\u67d0\u4e2a\u6761\u4ef6\u7684\u8bb0\u5f55\u6570\u91cf\u65f6\uff0c\u53ef\u4ee5\u4f7f\u7528where\u65b9\u6cd5\u8bbe\u7f6e\u67e5\u8be2\u6761\u4ef6\u6216\u8005\u4f7f\u7528whereOr\u65b9\u6cd5\u67e5\u8be2\u591a\u4e2a\u6761\u4ef6\u5f53\u4e2d\u4efb\u4e00\u6761\u4ef6\u7684\u5df2\u6709\u6570\u91cf\u3002\u5bf9\u4e8e\u6846\u67b6\u5f00\u53d1\u8005\u6765\u8bf4\uff0c\u8fd9\u4e9b\u67e5\u8be2\u8bb0\u5f55\u6570\u91cf\u7684\u64cd\u4f5c\u65b9\u6cd5\u5c06\u5927\u5927\u51cf\u5c11\u5f00\u53d1\u65f6\u95f4\u3002 \u4ee5\u4e0a\u5c31\u662fthinkphp\u6570\u636e\u5e93\u67e5\u8be2\u6570\u91cf\u64cd\u4f5c\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},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-23033","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23033","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=23033"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23033\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=23033"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=23033"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=23033"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}