{"id":193465,"date":"2024-11-12T22:24:22","date_gmt":"2024-11-12T14:24:22","guid":{"rendered":"https:\/\/server.hk\/cnblog\/193465\/"},"modified":"2024-11-12T22:24:23","modified_gmt":"2024-11-12T14:24:23","slug":"%e5%ad%b8%e7%bf%92php7%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%ef%bc%8c%e5%be%9e%e5%85%a5%e9%96%80%e5%88%b0%e7%b2%be%e9%80%9a%ef%bc%81-php7%e6%95%b8%e6%93%9a%e5%ba%ab%e6%95%99%e7%a8%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/193465\/","title":{"rendered":"\u5b78\u7fd2php7\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u5f9e\u5165\u9580\u5230\u7cbe\u901a\uff01 (php7\u6578\u64da\u5eab\u6559\u7a0b)"},"content":{"rendered":"<h1 id=\"%e5%ad%b8%e7%bf%92php7%e6%95%b8%e6%93%9a%e5%ba%ab%e6%93%8d%e4%bd%9c%ef%bc%8c%e5%be%9e%e5%85%a5%e9%96%80%e5%88%b0%e7%b2%be%e9%80%9a%ef%bc%81-JtUYeOOCRi\">\u5b78\u7fd2PHP7\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u5f9e\u5165\u9580\u5230\u7cbe\u901a\uff01<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u958b\u767c\u4e2d\uff0cPHP\u662f\u4e00\u7a2e\u975e\u5e38\u6d41\u884c\u7684\u4f3a\u670d\u5668\u7aef\u8173\u672c\u8a9e\u8a00\uff0c\u5c24\u5176\u662f\u5728\u6578\u64da\u5eab\u64cd\u4f5c\u65b9\u9762\u3002\u96a8\u8457PHP7\u7684\u63a8\u51fa\uff0c\u6027\u80fd\u548c\u529f\u80fd\u90fd\u6709\u4e86\u986f\u8457\u7684\u63d0\u5347\u3002\u672c\u6587\u5c07\u5e36\u60a8\u5f9e\u5165\u9580\u5230\u7cbe\u901a\uff0c\u5b78\u7fd2\u5982\u4f55\u5728PHP7\u4e2d\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u3002<\/p>\n<h2 id=\"php7%e8%88%87%e6%95%b8%e6%93%9a%e5%ba%ab%e7%9a%84%e9%97%9c%e4%bf%82-JtUYeOOCRi\">PHP7\u8207\u6578\u64da\u5eab\u7684\u95dc\u4fc2<\/h2>\n<p>PHP7\u652f\u6301\u591a\u7a2e\u6578\u64da\u5eab\u7cfb\u7d71\uff0c\u5176\u4e2d\u6700\u5e38\u7528\u7684\u662fMySQL\u3002PHP\u8207MySQL\u7684\u7d50\u5408\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5730\u9032\u884c\u6578\u64da\u7684\u589e\u522a\u6539\u67e5\uff08CRUD\uff09\u64cd\u4f5c\u3002PHP7\u5f15\u5165\u4e86\u65b0\u7684\u529f\u80fd\u548c\u6539\u9032\uff0c\u4f7f\u5f97\u6578\u64da\u5eab\u64cd\u4f5c\u66f4\u52a0\u9ad8\u6548\u548c\u5b89\u5168\u3002<\/p>\n<h2 id=\"%e7%92%b0%e5%a2%83%e8%a8%ad%e7%bd%ae-JtUYeOOCRi\">\u74b0\u5883\u8a2d\u7f6e<\/h2>\n<p>\u5728\u958b\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u78ba\u4fdd\u60a8\u7684\u958b\u767c\u74b0\u5883\u5df2\u7d93\u8a2d\u7f6e\u597d\u3002\u4ee5\u4e0b\u662f\u57fa\u672c\u7684\u74b0\u5883\u8a2d\u7f6e\u6b65\u9a5f\uff1a<\/p>\n<ul>\n<li>\u5b89\u88ddPHP7<\/li>\n<li>\u5b89\u88ddMySQL\u6578\u64da\u5eab<\/li>\n<li>\u5b89\u88dd\u4e00\u500bWeb\u4f3a\u670d\u5668\uff08\u5982Apache\u6216Nginx\uff09<\/li>\n<\/ul>\n<p>\u60a8\u53ef\u4ee5\u4f7f\u7528XAMPP\u6216MAMP\u7b49\u96c6\u6210\u74b0\u5883\u4f86\u7c21\u5316\u9019\u4e00\u904e\u7a0b\uff0c\u9019\u4e9b\u5de5\u5177\u6703\u81ea\u52d5\u5b89\u88dd\u6240\u9700\u7684\u7d44\u4ef6\u3002<\/p>\n<h2 id=\"%e9%80%a3%e6%8e%a5%e6%95%b8%e6%93%9a%e5%ba%ab-JtUYeOOCRi\">\u9023\u63a5\u6578\u64da\u5eab<\/h2>\n<p>\u5728PHP\u4e2d\u9023\u63a5MySQL\u6578\u64da\u5eab\u901a\u5e38\u4f7f\u7528PDO\uff08PHP Data Objects\uff09\u6216MySQLi\u64f4\u5c55\u3002\u4ee5\u4e0b\u662f\u4f7f\u7528PDO\u9023\u63a5\u6578\u64da\u5eab\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>\ntry {\n    $pdo = new PDO(\"mysql:host=localhost;dbname=testdb\", \"username\", \"password\");\n    $pdo-&gt;setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);\n    echo \"\u6210\u529f\u9023\u63a5\u5230\u6578\u64da\u5eab\";\n} catch (PDOException $e) {\n    echo \"\u9023\u63a5\u5931\u6557: \" . $e-&gt;getMessage();\n}\n<\/code><\/pre>\n<h2 id=\"%e5%9f%ba%e6%9c%ac%e7%9a%84crud%e6%93%8d%e4%bd%9c-JtUYeOOCRi\">\u57fa\u672c\u7684CRUD\u64cd\u4f5c<\/h2>\n<h3 id=\"%e5%89%b5%e5%bb%ba%ef%bc%88create%ef%bc%89-JtUYeOOCRi\">\u5275\u5efa\uff08Create\uff09<\/h3>\n<p>\u8981\u5728\u6578\u64da\u5eab\u4e2d\u63d2\u5165\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528INSERT\u8a9e\u53e5\u3002\u4ee5\u4e0b\u662f\u63d2\u5165\u6578\u64da\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>\n$sql = \"INSERT INTO users (name, email) VALUES (:name, :email)\";\n$stmt = $pdo-&gt;prepare($sql);\n$stmt-&gt;execute(['name' =&gt; 'John Doe', 'email' =&gt; 'john@example.com']);\n<\/code><\/pre>\n<h3 id=\"%e8%ae%80%e5%8f%96%ef%bc%88read%ef%bc%89-JtUYeOOCRi\">\u8b80\u53d6\uff08Read\uff09<\/h3>\n<p>\u8981\u5f9e\u6578\u64da\u5eab\u4e2d\u8b80\u53d6\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528SELECT\u8a9e\u53e5\u3002\u4ee5\u4e0b\u662f\u67e5\u8a62\u6578\u64da\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>\n$sql = \"SELECT * FROM users\";\n$stmt = $pdo-&gt;query($sql);\n$users = $stmt-&gt;fetchAll(PDO::FETCH_ASSOC);\nforeach ($users as $user) {\n    echo $user['name'] . \" - \" . $user['email'] . \"<br>\";\n}\n<\/code><\/pre>\n<h3 id=\"%e6%9b%b4%e6%96%b0%ef%bc%88update%ef%bc%89-JtUYeOOCRi\">\u66f4\u65b0\uff08Update\uff09<\/h3>\n<p>\u8981\u66f4\u65b0\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528UPDATE\u8a9e\u53e5\u3002\u4ee5\u4e0b\u662f\u66f4\u65b0\u6578\u64da\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>\n$sql = \"UPDATE users SET email = :email WHERE name = :name\";\n$stmt = $pdo-&gt;prepare($sql);\n$stmt-&gt;execute(['email' =&gt; 'john.doe@example.com', 'name' =&gt; 'John Doe']);\n<\/code><\/pre>\n<h3 id=\"%e5%88%aa%e9%99%a4%ef%bc%88delete%ef%bc%89-JtUYeOOCRi\">\u522a\u9664\uff08Delete\uff09<\/h3>\n<p>\u8981\u522a\u9664\u6578\u64da\uff0c\u53ef\u4ee5\u4f7f\u7528DELETE\u8a9e\u53e5\u3002\u4ee5\u4e0b\u662f\u522a\u9664\u6578\u64da\u7684\u7bc4\u4f8b\uff1a<\/p>\n<pre><code>\n$sql = \"DELETE FROM users WHERE name = :name\";\n$stmt = $pdo-&gt;prepare($sql);\n$stmt-&gt;execute(['name' =&gt; 'John Doe']);\n<\/code><\/pre>\n<h2 id=\"%e5%ae%89%e5%85%a8%e6%80%a7%e8%80%83%e9%87%8f-JtUYeOOCRi\">\u5b89\u5168\u6027\u8003\u91cf<\/h2>\n<p>\u5728\u9032\u884c\u6578\u64da\u5eab\u64cd\u4f5c\u6642\uff0c\u5b89\u5168\u6027\u662f\u975e\u5e38\u91cd\u8981\u7684\u3002\u4f7f\u7528\u9810\u8655\u7406\u8a9e\u53e5\u53ef\u4ee5\u6709\u6548\u9632\u6b62SQL\u6ce8\u5165\u653b\u64ca\u3002\u6b64\u5916\uff0c\u5b9a\u671f\u66f4\u65b0\u60a8\u7684PHP\u548c\u6578\u64da\u5eab\u7248\u672c\uff0c\u4ee5\u78ba\u4fdd\u60a8\u64c1\u6709\u6700\u65b0\u7684\u5b89\u5168\u4fee\u88dc\u7a0b\u5e8f\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-JtUYeOOCRi\">\u7e3d\u7d50<\/h2>\n<p>\u5b78\u7fd2PHP7\u7684\u6578\u64da\u5eab\u64cd\u4f5c\u662f\u4e00\u500b\u5faa\u5e8f\u6f38\u9032\u7684\u904e\u7a0b\uff0c\u5f9e\u57fa\u672c\u7684\u9023\u63a5\u5230\u8907\u96dc\u7684\u67e5\u8a62\uff0c\u60a8\u90fd\u9700\u8981\u4e0d\u65b7\u5be6\u8e10\u548c\u63a2\u7d22\u3002\u96a8\u8457\u60a8\u6280\u80fd\u7684\u63d0\u5347\uff0c\u60a8\u5c07\u80fd\u5920\u958b\u767c\u51fa\u66f4\u9ad8\u6548\u548c\u5b89\u5168\u7684\u61c9\u7528\u7a0b\u5e8f\u3002\u5982\u679c\u60a8\u9700\u8981\u7a69\u5b9a\u7684\u4f3a\u670d\u5668\u652f\u6301\u4f86\u904b\u884c\u60a8\u7684PHP\u61c9\u7528\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u6216<a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a>\uff0c\u4ee5\u78ba\u4fdd\u60a8\u7684\u7db2\u7ad9\u6027\u80fd\u548c\u5b89\u5168\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u638c\u63e1PHP7\u6578\u64da\u5eab\u64cd\u4f5c\uff0c\u5f9e\u57fa\u790e\u5230\u9032\u968e\uff0c\u5168\u9762\u63d0\u5347\u4f60\u7684\u958b\u767c\u6280\u80fd\uff0c\u8f15\u9b06\u61c9\u5c0d\u5404\u7a2e\u6578\u64da\u5eab\u6311\u6230\uff01<\/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-193465","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193465","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=193465"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193465\/revisions"}],"predecessor-version":[{"id":193466,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/193465\/revisions\/193466"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=193465"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=193465"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=193465"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}