{"id":23791,"date":"2024-11-21T15:43:51","date_gmt":"2024-11-21T07:43:51","guid":{"rendered":"https:\/\/fwq.ai\/blog\/23791\/"},"modified":"2024-11-21T15:43:51","modified_gmt":"2024-11-21T07:43:51","slug":"%e8%af%a6%e8%a7%a3thinkphp5%e6%9f%a5%e8%af%a2%e6%95%b0%e6%8d%ae%e5%92%8c%e6%89%93%e5%8d%b0%e7%9a%84%e6%96%b9%e6%b3%95-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/23791\/","title":{"rendered":"\u8be6\u89e3ThinkPHP5\u67e5\u8be2\u6570\u636e\u548c\u6253\u5370\u7684\u65b9\u6cd5"},"content":{"rendered":"<p>\u8fd1\u5e74\u6765\uff0c\u968f\u7740\u4e92\u8054\u7f51\u6280\u672f\u7684\u5feb\u901f\u53d1\u5c55\uff0cweb \u5f00\u53d1\u5df2\u6210\u4e3a\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u9886\u57df\u7684\u6280\u672f\uff0c\u800c php \u4f5c\u4e3a\u670d\u52a1\u5668\u7aef\u7f16\u7a0b\u8bed\u8a00\uff0c\u5df2\u88ab\u5e7f\u6cdb\u8fd0\u7528\u4e8eweb\u5f00\u53d1\u9886\u57df\u3002\u5728php\u4e2d\uff0cthinkphp\u662f\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u3001\u7b80\u5355\u6613\u7528\u7684web\u5f00\u53d1\u6846\u67b6\uff0c\u5df2\u7ecf\u6210\u4e3a\u4e86\u5f88\u591a\u5f00\u53d1\u8005\u7684\u9996\u9009\u3002\u672c\u6587\u5c06\u91cd\u70b9\u4ecb\u7ecd\u5728thinkphp5\u6846\u67b6\u4e0b\u67e5\u8be2\u6570\u636e\u548c\u6253\u5370\u7684\u65b9\u6cd5\u3002<\/p>\n<ol>\n<li>\u57fa\u7840\u67e5\u8be2<\/li>\n<\/ol>\n<p>\u5728ThinkPHP5\u4e2d\uff0c\u4f7f\u7528\u52a9\u624b\u51fd\u6570db()\u6765\u64cd\u4f5c\u6570\u636e\u5e93\uff0c\u5176\u4e2d\u67e5\u8be2\u6570\u636e\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u6700\u5e38\u7528\u7684\u662fselect()\u548cfind()\u3002<\/p>\n<ul>\n<li>select()\u65b9\u6cd5\u67e5\u8be2\u591a\u6761\u6570\u636e\uff0c\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u6570\u7ec4\u7684\u4e8c\u7ef4\u6570\u7ec4\u3002<\/li>\n<li>find()\u65b9\u6cd5\u67e5\u8be2\u4e00\u6761\u6570\u636e\uff0c\u8fd4\u56de\u4e00\u4e2a\u4e00\u7ef4\u6570\u7ec4\u3002<\/li>\n<\/ul>\n<p>\u4f8b\u5982\uff0c\u67e5\u8be2user\u8868\u4e2d\u7684\u6240\u6709\u6570\u636e\uff1a<\/p>\n<pre>use thinkacadeDb;\n$users = Db::table('user')-&gt;select();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u67e5\u8be2user\u8868\u4e2did\u4e3a1\u7684\u6570\u636e\uff1a<\/p>\n<pre>$user = Db::table('user')-&gt;where('id', 1)-&gt;find();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>ThinkPHP5\u652f\u6301\u94fe\u5f0f\u64cd\u4f5c\uff0c\u53ef\u4ee5\u5728\u4e00\u4e2a\u65b9\u6cd5\u540e\u76f4\u63a5\u63a5\u7740\u4f7f\u7528\u5176\u4ed6\u65b9\u6cd5\uff0c\u4ee5\u4fbf\u66f4\u52a0\u65b9\u4fbf\u5730\u7b5b\u9009\u51fa\u9700\u8981\u7684\u6570\u636e\u3002\u4f8b\u5982\uff0c\u67e5\u8be2user\u8868\u4e2dstatus\u4e3a1\u3001\u6309\u7167create_time\u964d\u5e8f\u6392\u5217\u7684\u524d10\u6761\u6570\u636e\uff1a<\/p>\n<p><span>\u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n<pre>$users = Db::table('user')\n            -&gt;where('status', 1)\n            -&gt;order('create_time', 'desc')\n            -&gt;limit(10)\n            -&gt;select();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li>\u9ad8\u7ea7\u67e5\u8be2<\/li>\n<\/ol>\n<p>\u9664\u4e86\u57fa\u7840\u67e5\u8be2\u4e4b\u5916\uff0cThinkPHP5\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u9ad8\u7ea7\u67e5\u8be2\u8bed\u6cd5\uff0c\u4ee5\u4fbf\u66f4\u52a0\u65b9\u4fbf\u5730\u67e5\u8be2\u6570\u636e\u3002<\/p>\n<p>2.1 \u56de\u8c03\u67e5\u8be2<\/p>\n<p>\u56de\u8c03\u67e5\u8be2\u662f\u4e00\u79cd\u94fe\u5f0f\u64cd\u4f5c\u7684\u65b9\u5f0f\uff0c\u5b83\u4f7f\u7528where()\u65b9\u6cd5\u4f20\u5165\u4e00\u4e2a\u533f\u540d\u51fd\u6570\uff0c\u5e76\u5c06\u67e5\u8be2\u6761\u4ef6\u4f5c\u4e3a\u8be5\u51fd\u6570\u7684\u53c2\u6570\uff0c\u5b83\u7684\u6267\u884c\u7ed3\u679c\u5c31\u662f\u67e5\u8be2\u6761\u4ef6\uff0c\u7136\u540e\u8fd4\u56de\u4e00\u4e2a\u67e5\u8be2\u6784\u5efa\u5668\u5bf9\u8c61\u3002\u4f8b\u5982\uff0c\u67e5\u8be2user\u8868\u4e2dname\u7b49\u4e8eleijun\u6216\u8005email\u7b49\u4e8eleijun@gmail.com\u7684\u6240\u6709\u6570\u636e\uff1a<\/p>\n<pre>$users = Db::table('user')-&gt;where(function($query){\n                $query-&gt;where('name', 'leijun')\n                      -&gt;whereOr('email', 'leijun@gmail.com');\n            })-&gt;select();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>2.2 like\u67e5\u8be2<\/p>\n<p>like\u67e5\u8be2\u662f\u4e00\u79cd\u6a21\u7cca\u67e5\u8be2\u65b9\u5f0f\uff0c\u5b83\u4f7f\u7528where()\u65b9\u6cd5\u4f20\u5165\u4e00\u4e2a\u4ee5like\u4e3a\u6761\u4ef6\u7684\u5b57\u7b26\u4e32\uff0c\u5e76\u5c06\u67e5\u8be2\u6761\u4ef6\u4f5c\u4e3a\u8be5\u5b57\u7b26\u4e32\u7684\u53c2\u6570\uff0c\u7136\u540e\u8fd4\u56de\u4e00\u4e2a\u67e5\u8be2\u6784\u5efa\u5668\u5bf9\u8c61\u3002\u4f8b\u5982\uff0c\u67e5\u8be2user\u8868\u4e2dname\u4ee5leijun\u5f00\u5934\u7684\u6240\u6709\u6570\u636e\uff1a<\/p>\n<pre>$users = Db::table('user')-&gt;where('name', 'like', 'leijun%')-&gt;select();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>2.3 in\u67e5\u8be2<\/p>\n<p>in\u67e5\u8be2\u662f\u4e00\u79cd\u5728\u4e00\u7ec4\u6570\u636e\u4e2d\u67e5\u8be2\u7684\u65b9\u5f0f\uff0c\u5b83\u4f7f\u7528whereIn()\u65b9\u6cd5\u6765\u5b9e\u73b0\uff0c\u8be5\u65b9\u6cd5\u63a5\u53d7\u4e00\u4e2a\u5b57\u6bb5\u540d\u548c\u4e00\u4e2a\u6570\u7ec4\u4f5c\u4e3a\u53c2\u6570\uff0c\u8fd4\u56de\u4e00\u4e2a\u67e5\u8be2\u6784\u5efa\u5668\u5bf9\u8c61\u3002\u4f8b\u5982\uff0c\u67e5\u8be2user\u8868\u4e2did\u5728[1,2,3]\u4e2d\u7684\u6240\u6709\u6570\u636e\uff1a<\/p>\n<pre>$users = Db::table('user')-&gt;whereIn('id', [1,2,3])-&gt;select();<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<ol>\n<li>\u6570\u636e\u6253\u5370<\/li>\n<\/ol>\n<p>\u901a\u8fc7\u4e0a\u9762\u7684\u67e5\u8be2\u65b9\u6cd5\uff0c\u6211\u4eec\u5df2\u7ecf\u83b7\u5f97\u4e86\u6211\u4eec\u60f3\u8981\u7684\u6570\u636e\uff0c\u63a5\u4e0b\u6765\u9700\u8981\u5c06\u6570\u636e\u6253\u5370\u51fa\u6765\u3002<\/p>\n<p>ThinkPHP5\u7684\u6570\u636e\u6253\u5370\u65b9\u6cd5\u975e\u5e38\u7b80\u5355\uff0c\u6211\u4eec\u53ea\u9700\u8981\u4f7f\u7528dump()\u6216var_dump()\u51fd\u6570\u5373\u53ef\u3002\u4f8b\u5982\uff0c\u6253\u5370\u67e5\u8be2\u5230\u7684user\u8868\u4e2d\u7684\u6240\u6709\u6570\u636e\uff1a<\/p>\n<pre>use thinkacadeDb;\n$users = Db::table('user')-&gt;select();\ndump($users);<\/pre>\n<p> \u767b\u5f55\u540e\u590d\u5236 <\/p>\n<p>\u5728\u6d4f\u89c8\u5668\u4e2d\u6253\u5f00\u8be5\u9875\u9762\uff0c\u5c31\u4f1a\u6253\u5370\u51fa\u67e5\u8be2\u5230\u7684\u6570\u636e\u3002<\/p>\n<ol>\n<li>\u7ed3\u8bed<\/li>\n<\/ol>\n<p>\u901a\u8fc7\u672c\u6587\u7684\u4ecb\u7ecd\uff0c\u60a8\u5df2\u7ecf\u4e86\u89e3\u4e86\u5728ThinkPHP5\u6846\u67b6\u4e0b\u67e5\u8be2\u6570\u636e\u548c\u6253\u5370\u7684\u65b9\u6cd5\uff0c\u5176\u4e2d\u6211\u4eec\u4e3b\u8981\u4ecb\u7ecd\u4e86\u57fa\u7840\u67e5\u8be2\u3001\u9ad8\u7ea7\u67e5\u8be2\u548c\u6570\u636e\u6253\u5370\u3002\u638c\u63e1\u8fd9\u4e9b\u77e5\u8bc6\uff0c\u76f8\u4fe1\u60a8\u5df2\u7ecf\u53ef\u4ee5\u5728\u5f00\u53d1\u4e2d\u8fdb\u884c\u9ad8\u6548\u7684\u6570\u636e\u67e5\u8be2\u548c\u6253\u5370\u4e86\u3002<\/p>\n<p>\u4ee5\u4e0a\u5c31\u662f\u8be6\u89e3ThinkPHP5\u67e5\u8be2\u6570\u636e\u548c\u6253\u5370\u7684\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>\u8fd1\u5e74\u6765\uff0c\u968f\u7740\u4e92\u8054\u7f51\u6280\u672f\u7684\u5feb\u901f\u53d1\u5c55\uff0cweb \u5f00\u53d1\u5df2\u6210\u4e3a\u4e00\u79cd\u5e7f\u6cdb\u5e94\u7528\u4e8e\u5404\u79cd\u9886\u57df\u7684\u6280\u672f\uff0c\u800c php \u4f5c\u4e3a\u670d\u52a1\u5668\u7aef\u7f16\u7a0b\u8bed\u8a00\uff0c\u5df2\u88ab\u5e7f\u6cdb\u8fd0\u7528\u4e8eweb\u5f00\u53d1\u9886\u57df\u3002\u5728php\u4e2d\uff0cthinkphp\u662f\u4e00\u4e2a\u529f\u80fd\u5f3a\u5927\u3001\u7b80\u5355\u6613\u7528\u7684web\u5f00\u53d1\u6846\u67b6\uff0c\u5df2\u7ecf\u6210\u4e3a\u4e86\u5f88\u591a\u5f00\u53d1\u8005\u7684\u9996\u9009\u3002\u672c\u6587\u5c06\u91cd\u70b9\u4ecb\u7ecd\u5728thinkphp5\u6846\u67b6\u4e0b\u67e5\u8be2\u6570\u636e\u548c\u6253\u5370\u7684\u65b9\u6cd5\u3002 \u57fa\u7840\u67e5\u8be2 \u5728ThinkPHP5\u4e2d\uff0c\u4f7f\u7528\u52a9\u624b\u51fd\u6570db()\u6765\u64cd\u4f5c\u6570\u636e\u5e93\uff0c\u5176\u4e2d\u67e5\u8be2\u6570\u636e\u7684\u65b9\u6cd5\u6709\u5f88\u591a\uff0c\u6700\u5e38\u7528\u7684\u662fselect()\u548cfind()\u3002 select()\u65b9\u6cd5\u67e5\u8be2\u591a\u6761\u6570\u636e\uff0c\u8fd4\u56de\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u6570\u7ec4\u7684\u4e8c\u7ef4\u6570\u7ec4\u3002 find()\u65b9\u6cd5\u67e5\u8be2\u4e00\u6761\u6570\u636e\uff0c\u8fd4\u56de\u4e00\u4e2a\u4e00\u7ef4\u6570\u7ec4\u3002 \u4f8b\u5982\uff0c\u67e5\u8be2user\u8868\u4e2d\u7684\u6240\u6709\u6570\u636e\uff1a use thinkacadeDb; $users = Db::table(&#8216;user&#8217;)-&gt;select(); \u767b\u5f55\u540e\u590d\u5236 \u67e5\u8be2user\u8868\u4e2did\u4e3a1\u7684\u6570\u636e\uff1a $user = Db::table(&#8216;user&#8217;)-&gt;where(&#8216;id&#8217;, 1)-&gt;find(); \u767b\u5f55\u540e\u590d\u5236 ThinkPHP5\u652f\u6301\u94fe\u5f0f\u64cd\u4f5c\uff0c\u53ef\u4ee5\u5728\u4e00\u4e2a\u65b9\u6cd5\u540e\u76f4\u63a5\u63a5\u7740\u4f7f\u7528\u5176\u4ed6\u65b9\u6cd5\uff0c\u4ee5\u4fbf\u66f4\u52a0\u65b9\u4fbf\u5730\u7b5b\u9009\u51fa\u9700\u8981\u7684\u6570\u636e\u3002\u4f8b\u5982\uff0c\u67e5\u8be2user\u8868\u4e2dstatus\u4e3a1\u3001\u6309\u7167create_time\u964d\u5e8f\u6392\u5217\u7684\u524d10\u6761\u6570\u636e\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b $users = Db::table(&#8216;user&#8217;) -&gt;where(&#8216;status&#8217;, 1) -&gt;order(&#8216;create_time&#8217;, &#8216;desc&#8217;) -&gt;limit(10) -&gt;select(); \u767b\u5f55\u540e\u590d\u5236 \u9ad8\u7ea7\u67e5\u8be2 \u9664\u4e86\u57fa\u7840\u67e5\u8be2\u4e4b\u5916\uff0cThinkPHP5\u8fd8\u63d0\u4f9b\u4e86\u4e00\u4e9b\u9ad8\u7ea7\u67e5\u8be2\u8bed\u6cd5\uff0c\u4ee5\u4fbf\u66f4\u52a0\u65b9\u4fbf\u5730\u67e5\u8be2\u6570\u636e\u3002 2.1 \u56de\u8c03\u67e5\u8be2 \u56de\u8c03\u67e5\u8be2\u662f\u4e00\u79cd\u94fe\u5f0f\u64cd\u4f5c\u7684\u65b9\u5f0f\uff0c\u5b83\u4f7f\u7528where()\u65b9\u6cd5\u4f20\u5165\u4e00\u4e2a\u533f\u540d\u51fd\u6570\uff0c\u5e76\u5c06\u67e5\u8be2\u6761\u4ef6\u4f5c\u4e3a\u8be5\u51fd\u6570\u7684\u53c2\u6570\uff0c\u5b83\u7684\u6267\u884c\u7ed3\u679c\u5c31\u662f\u67e5\u8be2\u6761\u4ef6\uff0c\u7136\u540e\u8fd4\u56de\u4e00\u4e2a\u67e5\u8be2\u6784\u5efa\u5668\u5bf9\u8c61\u3002\u4f8b\u5982\uff0c\u67e5\u8be2user\u8868\u4e2dname\u7b49\u4e8eleijun\u6216\u8005email\u7b49\u4e8eleijun@gmail.com\u7684\u6240\u6709\u6570\u636e\uff1a $users = Db::table(&#8216;user&#8217;)-&gt;where(function($query){ $query-&gt;where(&#8216;name&#8217;, &#8216;leijun&#8217;) -&gt;whereOr(&#8217;email&#8217;, &#8216;leijun@gmail.com&#8217;); })-&gt;select(); \u767b\u5f55\u540e\u590d\u5236 2.2 like\u67e5\u8be2 like\u67e5\u8be2\u662f\u4e00\u79cd\u6a21\u7cca\u67e5\u8be2\u65b9\u5f0f\uff0c\u5b83\u4f7f\u7528where()\u65b9\u6cd5\u4f20\u5165\u4e00\u4e2a\u4ee5like\u4e3a\u6761\u4ef6\u7684\u5b57\u7b26\u4e32\uff0c\u5e76\u5c06\u67e5\u8be2\u6761\u4ef6\u4f5c\u4e3a\u8be5\u5b57\u7b26\u4e32\u7684\u53c2\u6570\uff0c\u7136\u540e\u8fd4\u56de\u4e00\u4e2a\u67e5\u8be2\u6784\u5efa\u5668\u5bf9\u8c61\u3002\u4f8b\u5982\uff0c\u67e5\u8be2user\u8868\u4e2dname\u4ee5leijun\u5f00\u5934\u7684\u6240\u6709\u6570\u636e\uff1a $users = Db::table(&#8216;user&#8217;)-&gt;where(&#8216;name&#8217;, &#8216;like&#8217;, &#8216;leijun%&#8217;)-&gt;select(); [&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-23791","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23791","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=23791"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/23791\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=23791"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=23791"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=23791"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}