{"id":172523,"date":"2024-11-07T13:50:24","date_gmt":"2024-11-07T05:50:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/172523\/"},"modified":"2024-11-07T13:50:25","modified_gmt":"2024-11-07T05:50:25","slug":"%e5%a6%82%e4%bd%95%e9%81%bf%e5%85%8d%e6%95%b8%e6%93%9a%e5%ba%ab%e8%bc%b8%e5%85%a5%e4%ba%82%e7%a2%bc%e5%95%8f%e9%a1%8c%ef%bc%9f-%e6%95%b8%e6%93%9a%e5%ba%ab%e8%bc%b8%e5%85%a5%e4%ba%82%e7%a2%bc","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/172523\/","title":{"rendered":"\u5982\u4f55\u907f\u514d\u6578\u64da\u5eab\u8f38\u5165\u4e82\u78bc\u554f\u984c\uff1f (\u6578\u64da\u5eab\u8f38\u5165\u4e82\u78bc)"},"content":{"rendered":"

\u5982\u4f55\u907f\u514d\u6578\u64da\u5eab\u8f38\u5165\u4e82\u78bc\u554f\u984c\uff1f<\/h1>\n

\u5728\u7576\u4eca\u6578\u64da\u9a45\u52d5\u7684\u4e16\u754c\u4e2d\uff0c\u6578\u64da\u5eab\u7684\u6b63\u78ba\u6027\u548c\u5b8c\u6574\u6027\u81f3\u95dc\u91cd\u8981\u3002\u7136\u800c\uff0c\u8a31\u591a\u958b\u767c\u8005\u5728\u8655\u7406\u6578\u64da\u5eab\u6642\u5e38\u5e38\u6703\u9047\u5230\u8f38\u5165\u4e82\u78bc\u7684\u554f\u984c\u3002\u9019\u4e0d\u50c5\u5f71\u97ff\u6578\u64da\u7684\u53ef\u8b80\u6027\uff0c\u9084\u53ef\u80fd\u5c0e\u81f4\u61c9\u7528\u7a0b\u5e8f\u7684\u932f\u8aa4\u548c\u7528\u6236\u9ad4\u9a57\u7684\u4e0b\u964d\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u6709\u6548\u907f\u514d\u6578\u64da\u5eab\u8f38\u5165\u4e82\u78bc\u554f\u984c\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u5efa\u8b70\u548c\u793a\u4f8b\u3002<\/p>\n

1. \u7406\u89e3\u5b57\u7b26\u7de8\u78bc<\/h2>\n

\u5b57\u7b26\u7de8\u78bc\u662f\u5f71\u97ff\u6578\u64da\u5eab\u8f38\u5165\u4e82\u78bc\u7684\u4e3b\u8981\u56e0\u7d20\u4e4b\u4e00\u3002\u4e0d\u540c\u7684\u7de8\u78bc\u65b9\u5f0f\u53ef\u80fd\u6703\u5c0e\u81f4\u76f8\u540c\u7684\u5b57\u7b26\u5728\u4e0d\u540c\u7cfb\u7d71\u4e2d\u986f\u793a\u70ba\u4e82\u78bc\u3002\u6700\u5e38\u898b\u7684\u5b57\u7b26\u7de8\u78bc\u5305\u62ec UTF-8\u3001ISO-8859-1 \u548c GBK \u7b49\u3002\u70ba\u4e86\u907f\u514d\u4e82\u78bc\u554f\u984c\uff0c\u5efa\u8b70\u4f7f\u7528 UTF-8 \u7de8\u78bc\uff0c\u56e0\u70ba\u5b83\u652f\u6301\u591a\u7a2e\u8a9e\u8a00\u548c\u5b57\u7b26\uff0c\u4e26\u4e14\u5728\u4e92\u806f\u7db2\u4e0a\u5ee3\u6cdb\u4f7f\u7528\u3002<\/p>\n

\u793a\u4f8b\uff1a\u8a2d\u7f6e\u6578\u64da\u5eab\u7de8\u78bc<\/h3>\n
CREATE DATABASE mydatabase CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;<\/code><\/pre>\n
\u4e0a\u8ff0 SQL \u8a9e\u53e5\u5275\u5efa\u4e86\u4e00\u500b\u4f7f\u7528 UTF-8 \u7de8\u78bc\u7684\u6578\u64da\u5eab\uff0c\u9019\u6a23\u53ef\u4ee5\u6709\u6548\u907f\u514d\u4e82\u78bc\u554f\u984c\u3002<\/p>\n
2. \u78ba\u4fdd\u61c9\u7528\u7a0b\u5e8f\u7684\u7de8\u78bc\u4e00\u81f4\u6027<\/h2>\n
\u5728\u958b\u767c\u61c9\u7528\u7a0b\u5e8f\u6642\uff0c\u78ba\u4fdd\u524d\u7aef\u548c\u5f8c\u7aef\u7684\u5b57\u7b26\u7de8\u78bc\u4e00\u81f4\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u5982\u679c\u524d\u7aef\u4f7f\u7528 UTF-8\uff0c\u800c\u5f8c\u7aef\u4f7f\u7528 ISO-8859-1\uff0c\u5247\u53ef\u80fd\u6703\u5c0e\u81f4\u6578\u64da\u5728\u50b3\u8f38\u904e\u7a0b\u4e2d\u51fa\u73fe\u4e82\u78bc\u3002\u5efa\u8b70\u5728 HTML \u6587\u4ef6\u4e2d\u660e\u78ba\u6307\u5b9a\u5b57\u7b26\u7de8\u78bc\uff1a<\/p>\n
<meta charset=\"UTF-8\"><\/code><\/pre>\n
\u6b64\u5916\uff0c\u5728\u8207\u6578\u64da\u5eab\u4ea4\u4e92\u6642\uff0c\u61c9\u78ba\u4fdd\u4f7f\u7528\u6b63\u78ba\u7684\u7de8\u78bc\u3002\u4f8b\u5982\uff0c\u5728 PHP \u4e2d\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u78bc\u8a2d\u7f6e\u5b57\u7b26\u7de8\u78bc\uff1a<\/p>\n
mysqli_set_charset($connection, \"utf8mb4\");<\/code><\/pre>\n
3. \u8655\u7406\u7528\u6236\u8f38\u5165<\/h2>\n
\u7528\u6236\u8f38\u5165\u7684\u6578\u64da\u53ef\u80fd\u6703\u5305\u542b\u4e0d\u6b63\u78ba\u7684\u5b57\u7b26\uff0c\u56e0\u6b64\u5728\u5c07\u6578\u64da\u63d2\u5165\u6578\u64da\u5eab\u4e4b\u524d\uff0c\u61c9\u9032\u884c\u9069\u7576\u7684\u9a57\u8b49\u548c\u6e05\u7406\u3002\u53ef\u4ee5\u4f7f\u7528\u6b63\u5247\u8868\u9054\u5f0f\u4f86\u6aa2\u67e5\u8f38\u5165\u7684\u6709\u6548\u6027\uff0c\u4e26\u904e\u6ffe\u6389\u4e0d\u5fc5\u8981\u7684\u5b57\u7b26\u3002<\/p>\n
\u793a\u4f8b\uff1a\u9a57\u8b49\u7528\u6236\u8f38\u5165<\/h3>\n
if (preg_match(\"\/^[p{L}p{N}]+$\/u\", $user_input)) {\n    \/\/ \u8f38\u5165\u6709\u6548\uff0c\u53ef\u4ee5\u63d2\u5165\u6578\u64da\u5eab\n} else {\n    \/\/ \u8f38\u5165\u7121\u6548\uff0c\u986f\u793a\u932f\u8aa4\u4fe1\u606f\n}<\/code><\/pre>\n
4. \u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5<\/h2>\n
\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u4e0d\u50c5\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u9084\u80fd\u6709\u6548\u9632\u6b62 SQL \u6ce8\u5165\u653b\u64ca\u3002\u9810\u8655\u7406\u8a9e\u53e5\u6703\u81ea\u52d5\u8655\u7406\u5b57\u7b26\u7de8\u78bc\u554f\u984c\uff0c\u5f9e\u800c\u6e1b\u5c11\u4e82\u78bc\u7684\u98a8\u96aa\u3002<\/p>\n
\u793a\u4f8b\uff1a\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5<\/h3>\n
$stmt = $connection->prepare(\"INSERT INTO users (name) VALUES (?)\");\n$stmt->bind_param(\"s\", $user_input);\n$stmt->execute();<\/code><\/pre>\n
5. \u6e2c\u8a66\u548c\u8abf\u8a66<\/h2>\n
\u5728\u958b\u767c\u904e\u7a0b\u4e2d\uff0c\u5b9a\u671f\u6e2c\u8a66\u548c\u8abf\u8a66\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u53ef\u4ee5\u4f7f\u7528\u4e0d\u540c\u7684\u6578\u64da\u548c\u5834\u666f\u4f86\u6aa2\u67e5\u6578\u64da\u5eab\u7684\u8f38\u5165\u662f\u5426\u6b63\u78ba\uff0c\u4e26\u53ca\u6642\u4fee\u6b63\u53ef\u80fd\u51fa\u73fe\u7684\u554f\u984c\u3002<\/p>\n
\u7e3d\u7d50<\/h2>\n
\u907f\u514d\u6578\u64da\u5eab\u8f38\u5165\u4e82\u78bc\u554f\u984c\u9700\u8981\u5f9e\u5b57\u7b26\u7de8\u78bc\u3001\u61c9\u7528\u7a0b\u5e8f\u4e00\u81f4\u6027\u3001\u7528\u6236\u8f38\u5165\u8655\u7406\u3001\u9810\u8655\u7406\u8a9e\u53e5\u7684\u4f7f\u7528\u4ee5\u53ca\u6e2c\u8a66\u548c\u8abf\u8a66\u7b49\u591a\u65b9\u9762\u5165\u624b\u3002\u901a\u904e\u9075\u5faa\u9019\u4e9b\u6700\u4f73\u5be6\u8e10\uff0c\u53ef\u4ee5\u6709\u6548\u63d0\u9ad8\u6578\u64da\u7684\u6e96\u78ba\u6027\u548c\u53ef\u9760\u6027\uff0c\u5f9e\u800c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u6578\u64da\u5eab\u670d\u52d9\uff0c\u8003\u616e\u4f7f\u7528\u9999\u6e2fVPS<\/a>\u6216\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\u4f86\u652f\u6301\u60a8\u7684\u61c9\u7528\u7a0b\u5e8f\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3\u5982\u4f55\u907f\u514d\u6578\u64da\u5eab\u8f38\u5165\u4e82\u78bc\u554f\u984c\uff0c\u78ba\u4fdd\u6578\u64da\u6b63\u78ba\u5b58\u5132\u8207\u986f\u793a\uff0c\u63d0\u5347\u7cfb\u7d71\u7a69\u5b9a\u6027\u8207\u7528\u6236\u9ad4\u9a57\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-172523","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172523","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=172523"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172523\/revisions"}],"predecessor-version":[{"id":172524,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/172523\/revisions\/172524"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=172523"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=172523"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=172523"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}