{"id":186270,"date":"2024-11-11T04:31:19","date_gmt":"2024-11-10T20:31:19","guid":{"rendered":"https:\/\/server.hk\/cnblog\/186270\/"},"modified":"2024-11-11T04:31:20","modified_gmt":"2024-11-10T20:31:20","slug":"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9f%a5%e6%89%be%e5%a4%b1%e6%95%97%ef%bc%9a%e7%94%a8%e6%88%b6%e4%b8%8d%e5%ad%98%e5%9c%a8%ef%bc%8c%e8%ab%8b%e6%aa%a2%e6%9f%a5%e8%bc%b8%e5%85%a5%e8%b3%87%e6%96%99%ef%bc%88","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/186270\/","title":{"rendered":"\u6578\u64da\u5eab\u67e5\u627e\u5931\u6557\uff1a\u7528\u6236\u4e0d\u5b58\u5728\uff0c\u8acb\u6aa2\u67e5\u8f38\u5165\u8cc7\u6599\uff08\u6578\u64da\u5eab\u7528\u6236\u4e0d\u5b58\u5728\uff09"},"content":{"rendered":"<h1 id=\"%e6%95%b8%e6%93%9a%e5%ba%ab%e6%9f%a5%e6%89%be%e5%a4%b1%e6%95%97%ef%bc%9a%e7%94%a8%e6%88%b6%e4%b8%8d%e5%ad%98%e5%9c%a8%ef%bc%8c%e8%ab%8b%e6%aa%a2%e6%9f%a5%e8%bc%b8%e5%85%a5%e8%b3%87%e6%96%99%ef%bc%88-AUXnnCWBLt\">\u6578\u64da\u5eab\u67e5\u627e\u5931\u6557\uff1a\u7528\u6236\u4e0d\u5b58\u5728\uff0c\u8acb\u6aa2\u67e5\u8f38\u5165\u8cc7\u6599\uff08\u6578\u64da\u5eab\u7528\u6236\u4e0d\u5b58\u5728\uff09<\/h1>\n<p>\u5728\u73fe\u4ee3\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u6578\u64da\u5eab\u662f\u5b58\u5132\u548c\u7ba1\u7406\u6578\u64da\u7684\u6838\u5fc3\u7d44\u4ef6\u3002\u7136\u800c\uff0c\u7576\u7528\u6236\u5728\u767b\u9304\u6216\u67e5\u8a62\u6578\u64da\u6642\uff0c\u7d93\u5e38\u6703\u9047\u5230\u300c\u6578\u64da\u5eab\u67e5\u627e\u5931\u6557\uff1a\u7528\u6236\u4e0d\u5b58\u5728\uff0c\u8acb\u6aa2\u67e5\u8f38\u5165\u8cc7\u6599\u300d\u7684\u932f\u8aa4\u63d0\u793a\u3002\u9019\u7a2e\u60c5\u6cc1\u4e0d\u50c5\u5f71\u97ff\u7528\u6236\u9ad4\u9a57\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u696d\u52d9\u904b\u71df\u7684\u4e2d\u65b7\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u9019\u4e00\u554f\u984c\u7684\u6210\u56e0\u3001\u89e3\u6c7a\u65b9\u6848\u4ee5\u53ca\u5982\u4f55\u6709\u6548\u9810\u9632\u6b64\u985e\u932f\u8aa4\u7684\u767c\u751f\u3002<\/p>\n<h2 id=\"%e9%8c%af%e8%aa%a4%e7%9a%84%e6%88%90%e5%9b%a0-AUXnnCWBLt\">\u932f\u8aa4\u7684\u6210\u56e0<\/h2>\n<p>\u300c\u6578\u64da\u5eab\u7528\u6236\u4e0d\u5b58\u5728\u300d\u7684\u932f\u8aa4\u901a\u5e38\u7531\u4ee5\u4e0b\u5e7e\u500b\u539f\u56e0\u5f15\u8d77\uff1a<\/p>\n<ul>\n<li><strong>\u7528\u6236\u8f38\u5165\u932f\u8aa4\uff1a<\/strong>\u7528\u6236\u5728\u767b\u9304\u6642\u53ef\u80fd\u6703\u56e0\u70ba\u6253\u5b57\u932f\u8aa4\u6216\u8a18\u61b6\u932f\u8aa4\u800c\u8f38\u5165\u932f\u8aa4\u7684\u7528\u6236\u540d\u6216\u5bc6\u78bc\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u4e2d\u7f3a\u5c11\u7528\u6236\u8a18\u9304\uff1a<\/strong>\u5982\u679c\u7528\u6236\u5c1a\u672a\u8a3b\u518a\uff0c\u6216\u8005\u5176\u8a18\u9304\u5728\u6578\u64da\u5eab\u4e2d\u88ab\u522a\u9664\uff0c\u5247\u6703\u51fa\u73fe\u6b64\u932f\u8aa4\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u9023\u63a5\u554f\u984c\uff1a<\/strong>\u5982\u679c\u61c9\u7528\u7a0b\u5e8f\u7121\u6cd5\u6b63\u78ba\u9023\u63a5\u5230\u6578\u64da\u5eab\uff0c\u5247\u53ef\u80fd\u7121\u6cd5\u67e5\u8a62\u7528\u6236\u4fe1\u606f\u3002<\/li>\n<li><strong>\u6578\u64da\u5eab\u7d50\u69cb\u8b8a\u66f4\uff1a<\/strong>\u5982\u679c\u6578\u64da\u5eab\u7684\u7d50\u69cb\u767c\u751f\u8b8a\u66f4\uff0c\u4f8b\u5982\u7528\u6236\u8868\u88ab\u91cd\u547d\u540d\u6216\u5b57\u6bb5\u88ab\u522a\u9664\uff0c\u5247\u53ef\u80fd\u5c0e\u81f4\u67e5\u8a62\u5931\u6557\u3002<\/li>\n<\/ul>\n<h2 id=\"%e8%a7%a3%e6%b1%ba%e6%96%b9%e6%a1%88-AUXnnCWBLt\">\u89e3\u6c7a\u65b9\u6848<\/h2>\n<p>\u91dd\u5c0d\u4e0a\u8ff0\u554f\u984c\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u89e3\u6c7a\u65b9\u6848\uff1a<\/p>\n<h3 id=\"1-%e9%a9%97%e8%ad%89%e7%94%a8%e6%88%b6%e8%bc%b8%e5%85%a5-AUXnnCWBLt\">1. \u9a57\u8b49\u7528\u6236\u8f38\u5165<\/h3>\n<p>\u5728\u7528\u6236\u63d0\u4ea4\u767b\u9304\u4fe1\u606f\u4e4b\u524d\uff0c\u61c9\u8a72\u5c0d\u5176\u8f38\u5165\u9032\u884c\u9a57\u8b49\u3002\u53ef\u4ee5\u4f7f\u7528\u6b63\u5247\u8868\u9054\u5f0f\u4f86\u6aa2\u67e5\u7528\u6236\u540d\u548c\u5bc6\u78bc\u7684\u683c\u5f0f\u662f\u5426\u6b63\u78ba\u3002\u4f8b\u5982\uff1a<\/p>\n<pre><code>if (!preg_match(\"\/^[a-zA-Z0-9]*$\/\", $username)) {\n    echo \"\u7528\u6236\u540d\u683c\u5f0f\u4e0d\u6b63\u78ba\";\n}<\/code><\/pre>\n<h3 id=\"2-%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e8%a8%98%e9%8c%84-AUXnnCWBLt\">2. \u6aa2\u67e5\u6578\u64da\u5eab\u8a18\u9304<\/h3>\n<p>\u5728\u7528\u6236\u767b\u9304\u6642\uff0c\u61c9\u8a72\u9996\u5148\u6aa2\u67e5\u6578\u64da\u5eab\u4e2d\u662f\u5426\u5b58\u5728\u8a72\u7528\u6236\u7684\u8a18\u9304\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0bSQL\u67e5\u8a62\u4f86\u6aa2\u67e5\uff1a<\/p>\n<pre><code>SELECT * FROM users WHERE username = '\u7528\u6236\u540d';<\/code><\/pre>\n<p>\u5982\u679c\u67e5\u8a62\u7d50\u679c\u70ba\u7a7a\uff0c\u5247\u61c9\u63d0\u793a\u7528\u6236\u5176\u5e33\u865f\u4e0d\u5b58\u5728\u3002<\/p>\n<h3 id=\"3-%e7%a2%ba%e4%bf%9d%e6%95%b8%e6%93%9a%e5%ba%ab%e9%80%a3%e6%8e%a5%e6%ad%a3%e5%b8%b8-AUXnnCWBLt\">3. \u78ba\u4fdd\u6578\u64da\u5eab\u9023\u63a5\u6b63\u5e38<\/h3>\n<p>\u61c9\u7528\u7a0b\u5e8f\u5728\u555f\u52d5\u6642\u61c9\u6aa2\u67e5\u6578\u64da\u5eab\u9023\u63a5\u662f\u5426\u6b63\u5e38\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u4f86\u6e2c\u8a66\u9023\u63a5\uff1a<\/p>\n<pre><code>$conn = new mysqli($servername, $username, $password, $dbname);\nif ($conn-&gt;connect_error) {\n    die(\"\u9023\u63a5\u5931\u6557: \" . $conn-&gt;connect_error);\n}<\/code><\/pre>\n<h3 id=\"4-%e5%ae%9a%e6%9c%9f%e6%aa%a2%e6%9f%a5%e6%95%b8%e6%93%9a%e5%ba%ab%e7%b5%90%e6%a7%8b-AUXnnCWBLt\">4. \u5b9a\u671f\u6aa2\u67e5\u6578\u64da\u5eab\u7d50\u69cb<\/h3>\n<p>\u5b9a\u671f\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u7d50\u69cb\uff0c\u78ba\u4fdd\u6240\u6709\u5fc5\u8981\u7684\u8868\u548c\u5b57\u6bb5\u90fd\u5b58\u5728\u3002\u53ef\u4ee5\u4f7f\u7528\u6578\u64da\u5eab\u7ba1\u7406\u5de5\u5177\u4f86\u9032\u884c\u7d50\u69cb\u6aa2\u67e5\u548c\u7dad\u8b77\u3002<\/p>\n<h2 id=\"%e9%a0%90%e9%98%b2%e6%8e%aa%e6%96%bd-AUXnnCWBLt\">\u9810\u9632\u63aa\u65bd<\/h2>\n<p>\u70ba\u4e86\u907f\u514d\u300c\u6578\u64da\u5eab\u67e5\u627e\u5931\u6557\u300d\u7684\u932f\u8aa4\uff0c\u5efa\u8b70\u63a1\u53d6\u4ee5\u4e0b\u9810\u9632\u63aa\u65bd\uff1a<\/p>\n<ul>\n<li><strong>\u7528\u6236\u8a3b\u518a\u6642\u7684\u9a57\u8b49\uff1a<\/strong>\u5728\u7528\u6236\u8a3b\u518a\u6642\uff0c\u61c9\u8a72\u5c0d\u7528\u6236\u540d\u7684\u552f\u4e00\u6027\u9032\u884c\u6aa2\u67e5\uff0c\u907f\u514d\u91cd\u8907\u8a3b\u518a\u3002<\/li>\n<li><strong>\u63d0\u4f9b\u6e05\u6670\u7684\u932f\u8aa4\u4fe1\u606f\uff1a<\/strong>\u7576\u7528\u6236\u8f38\u5165\u932f\u8aa4\u6642\uff0c\u61c9\u63d0\u4f9b\u5177\u9ad4\u7684\u932f\u8aa4\u4fe1\u606f\uff0c\u5e6b\u52a9\u7528\u6236\u5feb\u901f\u4fee\u6b63\u3002<\/li>\n<li><strong>\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\uff1a<\/strong>\u5b9a\u671f\u5099\u4efd\u6578\u64da\u5eab\uff0c\u4ee5\u9632\u6b62\u6578\u64da\u4e1f\u5931\u6216\u640d\u58de\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-AUXnnCWBLt\">\u7e3d\u7d50<\/h2>\n<p>\u300c\u6578\u64da\u5eab\u67e5\u627e\u5931\u6557\uff1a\u7528\u6236\u4e0d\u5b58\u5728\uff0c\u8acb\u6aa2\u67e5\u8f38\u5165\u8cc7\u6599\u300d\u7684\u932f\u8aa4\u63d0\u793a\u662f\u8a31\u591a\u7db2\u7d61\u61c9\u7528\u4e2d\u5e38\u898b\u7684\u554f\u984c\u3002\u901a\u904e\u9a57\u8b49\u7528\u6236\u8f38\u5165\u3001\u6aa2\u67e5\u6578\u64da\u5eab\u8a18\u9304\u3001\u78ba\u4fdd\u6578\u64da\u5eab\u9023\u63a5\u6b63\u5e38\u4ee5\u53ca\u5b9a\u671f\u6aa2\u67e5\u6578\u64da\u5eab\u7d50\u69cb\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u548c\u9810\u9632\u6b64\u985e\u554f\u984c\u3002\u5c0d\u65bc\u9700\u8981\u7a69\u5b9a\u6578\u64da\u5eab\u652f\u6301\u7684\u696d\u52d9\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u89e3\u6c7a\u65b9\u6848\u81f3\u95dc\u91cd\u8981\uff0c\u4ee5\u78ba\u4fdd\u6578\u64da\u7684\u5b89\u5168\u548c\u53ef\u7528\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u6578\u64da\u5eab\u67e5\u627e\u5931\u6557\uff1a\u7528\u6236\u4e0d\u5b58\u5728\uff0c\u8acb\u6aa2\u67e5\u8f38\u5165\u8cc7\u6599\u4ee5\u78ba\u4fdd\u6b63\u78ba\u6027\uff0c\u907f\u514d\u932f\u8aa4\u67e5\u8a62\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-186270","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186270","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=186270"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186270\/revisions"}],"predecessor-version":[{"id":186271,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/186270\/revisions\/186271"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=186270"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=186270"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=186270"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}