http:\/\/localhost<\/code>\uff0c\u5982\u679c\u770b\u5230XAMPP\u7684\u6b22\u8fce\u9875\uff0c\u8bf4\u660e\u73af\u5883\u642d\u5efa\u6210\u529f\uff01<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n
\n\n\n\n\u7b2c\u4e09\u9636\u6bb5\uff1a\u5de5\u4eba\u57fa\u7840\u57f9\u8bad\u2014\u2014PHP\u57fa\u672c\u8bed\u6cd5<\/h3>\n\n\n\n
\u73b0\u5728\uff0c\u5de5\u5730\u51c6\u5907\u597d\u4e86\uff0c\u6211\u4eec\u6765\u6559\u5de5\u4eba\u6700\u57fa\u672c\u7684\u6307\u4ee4\uff08\u8bed\u6cd5\uff09\u3002<\/p>\n\n\n\n
1. PHP\u6587\u4ef6\u7684\u57fa\u672c\u7ed3\u6784<\/h4>\n\n\n\n
\u4e00\u4e2aPHP\u6587\u4ef6\u901a\u5e38\u4ee5 .php<\/code>\u7ed3\u5c3e\u3002PHP\u4ee3\u7801\u9700\u8981\u5199\u5728 <?php ... ?><\/code>\u8fd9\u4e2a\u201c\u9b54\u6cd5\u6807\u7b7e\u201d\u5185\u90e8\u3002<\/p>\n\n\n\n<?php\n\/\/ \u8fd9\u91cc\u662fPHP\u4ee3\u7801\u7684\u4e16\u754c\necho \"Hello, \u5c0f\u767d\u7a0b\u5e8f\u5458\uff01\";\n?><\/code><\/pre>\n\n\n\n\n\/\/<\/code>\u662f\u6ce8\u91ca\uff0c\u7ed9\u4eba\u770b\u7684\uff0c\u4ee3\u7801\u6267\u884c\u65f6\u4f1a\u5ffd\u7565\u3002<\/li>\n\n\n\necho<\/code>\u662fPHP\u91cc\u6700\u5e38\u7528\u7684\u547d\u4ee4\uff0c\u610f\u601d\u662f\u201c\u8f93\u51fa\u201d\u540e\u9762\u7684\u5185\u5bb9\u5230\u7f51\u9875\u4e0a\u3002\u76f8\u5f53\u4e8e\u5de5\u4eba\u7684\u201c\u8bf4\u8bdd\u201d\u3002<\/li>\n<\/ul>\n\n\n\n2. \u53d8\u91cf\u4e0e\u6570\u636e\u7c7b\u578b<\/h4>\n\n\n\n
\u53d8\u91cf\u5c31\u50cf\u4e00\u4e2a\u4e2a\u8d34\u4e86\u6807\u7b7e\u7684\u201c\u50a8\u7269\u683c\u201d\uff0c\u7528\u6765\u5b58\u653e\u6570\u636e\u3002<\/p>\n\n\n\n
<?php\n\/\/ \u5b9a\u4e49\u4e00\u4e2a\u53d8\u91cf\uff0c\u53d8\u91cf\u540d\u4ee5 $ \u5f00\u5934\n$name = \"\u5f20\u4e09\"; \/\/ \u5b57\u7b26\u4e32\uff0c\u8981\u7528\u5f15\u53f7\u5305\u8d77\u6765\n$age = 22; \/\/ \u6574\u6570\n$score = 99.5; \/\/ \u6d6e\u70b9\u6570\uff08\u5c0f\u6570\uff09\n$isStudent = true; \/\/ \u5e03\u5c14\u503c\uff08true \u6216 false\uff09\n\n\/\/ \u4f7f\u7528\u53d8\u91cf\necho \"\u4f60\u597d\uff0c\u6211\u662f\" . $name . \"\uff0c\u4eca\u5e74\" . $age . \"\u5c81\u3002\"; \/\/ \u7528 . \u6765\u8fde\u63a5\u5b57\u7b26\u4e32\u548c\u53d8\u91cf\n?><\/code><\/pre>\n\n\n\n3. \u6570\u7ec4\u2014\u2014\u9ad8\u7ea7\u50a8\u7269\u67dc<\/h4>\n\n\n\n
\u5f53\u9700\u8981\u5b58\u653e\u4e00\u7ec4\u76f8\u5173\u7684\u6570\u636e\u65f6\uff0c\u5c31\u7528\u6570\u7ec4\u3002<\/p>\n\n\n\n
<?php\n\/\/ \u7d22\u5f15\u6570\u7ec4\n$fruits = array(\"\u82f9\u679c\", \"\u9999\u8549\", \"\u6a59\u5b50\");\necho $fruits[0]; \/\/ \u8f93\u51fa\u201c\u82f9\u679c\u201d\uff0c\u4e0b\u6807\u4ece0\u5f00\u59cb\n\n\/\/ \u5173\u8054\u6570\u7ec4\uff08\u50cf\u5b57\u5178\uff0c\u6709\u952e\u503c\u5bf9\uff09\n$person = array(\n \"name\" => \"\u674e\u56db\",\n \"age\" => 25,\n \"job\" => \"\u5de5\u7a0b\u5e08\"\n);\necho $person[\"name\"]; \/\/ \u8f93\u51fa\u201c\u674e\u56db\u201d\n?><\/code><\/pre>\n\n\n\n4. \u63a7\u5236\u7ed3\u6784\u2014\u2014\u8ba9\u7a0b\u5e8f\u6709\u5224\u65ad\u529b<\/h4>\n\n\n\n\n- \u200b\u200b\u6761\u4ef6\u5224\u65ad\uff08if…else\uff09\u200b<\/strong>\u200b\uff1a\u5982\u679c…\u90a3\u4e48…
$temperature = 28; if ($temperature > 30) { echo \"\u4eca\u5929\u5929\u6c14\u708e\u70ed\uff01\"; } elseif ($temperature > 20) { echo \"\u4eca\u5929\u5929\u6c14\u5b9c\u4eba\uff01\"; \/\/ \u4f1a\u6267\u884c\u8fd9\u4e00\u53e5 } else { echo \"\u4eca\u5929\u5929\u6c14\u8f83\u51b7\uff01\"; }<\/code><\/li>\n\n\n\n- \u200b\u200b\u5faa\u73af\uff08for, foreach\uff09\u200b<\/strong>\u200b\uff1a\u91cd\u590d\u505a\u67d0\u4ef6\u4e8b
\/\/ for\u5faa\u73af for ($i = 1; $i <= 5; $i++) { echo \"\u8fd9\u662f\u7b2c\" . $i . \"\u6b21\u5faa\u73af\u3002<br>\"; } \/\/ foreach\u5faa\u73af\uff08\u904d\u5386\u6570\u7ec4\uff09 $colors = [\"\u7ea2\", \"\u7eff\", \"\u84dd\"]; foreach ($colors as $color) { echo \"\u989c\u8272: \" . $color . \"<br>\"; }<\/code><\/li>\n<\/ul>\n\n\n\n
\n\n\n\n\u7b2c\u56db\u9636\u6bb5\uff1a\u4e0e\u201c\u4ed3\u5e93\u201d\u5bf9\u8bdd\u2014\u2014\u64cd\u4f5c\u6570\u636e\u5e93\uff08MySQL\uff09<\/h3>\n\n\n\n
\u7f51\u7ad9\u7684\u6570\u636e\uff08\u7528\u6237\u4fe1\u606f\u3001\u6587\u7ae0\u5185\u5bb9\u7b49\uff09\u901a\u5e38\u5b58\u5728\u6570\u636e\u5e93\u91cc\u3002PHP\u8d1f\u8d23\u548c\u6570\u636e\u5e93\u201c\u4ed3\u5e93\u201d\u6253\u4ea4\u9053\u3002<\/p>\n\n\n\n
1. \u8fde\u63a5\u6570\u636e\u5e93<\/h4>\n\n\n\n
\u4f7f\u7528MySQLi\u6269\u5c55\u6765\u8fde\u63a5\uff08XAMPP\u5df2\u5185\u7f6e\uff09\u3002<\/p>\n\n\n\n
<?php\n$servername = \"localhost\";\n$username = \"root\"; \/\/ XAMPP\u9ed8\u8ba4\u7528\u6237\u540d\n$password = \"\"; \/\/ XAMPP\u9ed8\u8ba4\u5bc6\u7801\u4e3a\u7a7a\n$dbname = \"my_database\"; \/\/ \u4f60\u7684\u6570\u636e\u5e93\u540d\n\n\/\/ \u521b\u5efa\u8fde\u63a5\n$conn = new mysqli($servername, $username, $password, $dbname);\n\n\/\/ \u68c0\u67e5\u8fde\u63a5\nif ($conn->connect_error) {\n die(\"\u8fde\u63a5\u5931\u8d25: \" . $conn->connect_error);\n}\necho \"\u6570\u636e\u5e93\u8fde\u63a5\u6210\u529f\uff01\";\n?><\/code><\/pre>\n\n\n\n2. \u6267\u884cSQL\u67e5\u8be2\uff08\u589e\u5220\u6539\u67e5\uff09<\/h4>\n\n\n\n\/\/ ... \u4e0a\u9762\u662f\u8fde\u63a5\u4ee3\u7801 ...\n\n\/\/ \u67e5\u8be2\u6570\u636e\n$sql = \"SELECT id, name, email FROM users\";\n$result = $conn->query($sql);\n\nif ($result->num_rows > 0) {\n \/\/ \u8f93\u51fa\u6bcf\u884c\u6570\u636e\n while($row = $result->fetch_assoc()) {\n echo \"ID: \" . $row[\"id\"]. \" - \u540d\u5b57: \" . $row[\"name\"]. \" - \u90ae\u7bb1: \" . $row[\"email\"]. \"<br>\";\n }\n} else {\n echo \"0 \u7ed3\u679c\";\n}\n\n\/\/ \u8bb0\u5f97\u5173\u95ed\u8fde\u63a5\n$conn->close();\n?><\/code><\/pre>\n\n\n\n\n- \u200b\u200b\u589e\uff08INSERT\uff09\u3001\u5220\uff08DELETE\uff09\u3001\u6539\uff08UPDATE\uff09\u200b<\/strong>\u200b \u7684SQL\u8bed\u53e5\u5199\u6cd5\u4e0d\u540c\uff0c\u4f46\u7528
$conn->query($sql)<\/code>\u6267\u884c\u7684\u65b9\u5f0f\u662f\u4e00\u6837\u7684\u3002<\/li>\n<\/ul>\n\n\n\n
\n\n\n\n\u7b2c\u4e94\u9636\u6bb5\uff1a\u7ba1\u7406\u201c\u6587\u4ef6\u201d\u2014\u2014\u6587\u4ef6\u7cfb\u7edf\u64cd\u4f5c<\/h3>\n\n\n\n
PHP\u4e5f\u53ef\u4ee5\u64cd\u4f5c\u670d\u52a1\u5668\u4e0a\u7684\u6587\u4ef6\u3002<\/p>\n\n\n\n
<?php\n\/\/ 1. \u8bfb\u53d6\u6587\u4ef6\u5185\u5bb9\n$content = file_get_contents('example.txt');\necho $content;\n\n\/\/ 2. \u5199\u5165\u6587\u4ef6\uff08\u4f1a\u8986\u76d6\u539f\u6709\u5185\u5bb9\uff09\nfile_put_contents('log.txt', '\u8fd9\u662f\u4e00\u6761\u65b0\u7684\u65e5\u5fd7\u3002');\n\n\/\/ 3. \u8ffd\u52a0\u5199\u5165\u6587\u4ef6\uff08\u4e0d\u8986\u76d6\uff0c\u5728\u672b\u5c3e\u6dfb\u52a0\uff09\nfile_put_contents('log.txt', PHP_EOL . '\u8fd9\u662f\u4e00\u6761\u8ffd\u52a0\u7684\u65e5\u5fd7\u3002', FILE_APPEND);\n\n\/\/ 4. \u5224\u65ad\u6587\u4ef6\u662f\u5426\u5b58\u5728\nif (file_exists('example.txt')) {\n echo \"\u6587\u4ef6\u5b58\u5728\uff01\";\n}\n?><\/code><\/pre>\n\n\n\n
\n\n\n\n\u7ed9\u4f60\u7684\u5b66\u4e60\u8def\u7ebf\u56fe\u548c\u5efa\u8bae<\/h3>\n\n\n\n\n- \u200b\u200b\u7b2c\u4e00\u6b65\uff1a\u200b<\/strong>\u200b \u6309\u7167\u6559\u7a0b\uff0c\u6210\u529f\u5b89\u88c5XAMPP\uff0c\u5e76\u80fd\u8ba9
echo \"Hello World\";<\/code>\u5728\u6d4f\u89c8\u5668\u4e2d\u663e\u793a\u3002<\/li>\n\n\n\n- \u200b\u200b\u7b2c\u4e8c\u6b65\uff1a\u200b<\/strong>\u200b \u9010\u4e2a\u7ec3\u4e60\u57fa\u672c\u8bed\u6cd5\uff1a\u53d8\u91cf\u3001\u6570\u7ec4\u3001if\u5224\u65ad\u3001for\u5faa\u73af\u3002\u5728\u4ee3\u7801\u4e2d\u591a\u5199\u6ce8\u91ca\uff0c\u5e2e\u52a9\u81ea\u5df1\u7406\u89e3\u3002<\/li>\n\n\n\n
- \u200b\u200b\u7b2c\u4e09\u6b65\uff1a\u200b<\/strong>\u200b \u5b66\u4e60MySQL\u7684\u57fa\u672cSQL\u8bed\u53e5\uff08CREATE TABLE, INSERT, SELECT, UPDATE, DELETE\uff09\u3002\u53ef\u4ee5\u5728PHPMyAdmin\uff08XAMPP\u81ea\u5e26\uff09\u91cc\u7ec3\u4e60\u3002<\/li>\n\n\n\n
- \u200b\u200b\u5c0f\u9879\u76ee\u5b9e\u6218\uff08\u6838\u5fc3\uff01\uff09\uff1a\u200b<\/strong>\u200b\n
\n- \u200b\u200b\u9879\u76ee1\uff1a\u505a\u4e00\u4e2a\u7b80\u5355\u7684\u7559\u8a00\u677f\u3002\u200b<\/strong>\u200b\n
\n- \u521b\u5efa\u6570\u636e\u5e93\u8868\uff08id, \u540d\u5b57, \u7559\u8a00\u5185\u5bb9, \u65f6\u95f4\uff09\u3002<\/li>\n\n\n\n
- \u505a\u4e00\u4e2a\u8868\u5355\u9875\uff08HTML\uff09\uff0c\u8ba9\u7528\u6237\u8f93\u5165\u540d\u5b57\u548c\u7559\u8a00\u3002<\/li>\n\n\n\n
- \u7528PHP\u63a5\u6536\u8868\u5355\u6570\u636e\uff0c\u5e76INSERT\u5230\u6570\u636e\u5e93\u3002<\/li>\n\n\n\n
- \u7528PHP\u4ece\u6570\u636e\u5e93SELECT\u51fa\u6240\u6709\u7559\u8a00\uff0c\u5e76\u663e\u793a\u5728\u7f51\u9875\u4e0a\u3002<\/li>\n<\/ul>\n<\/li>\n\n\n\n
- \u8fd9\u4e2a\u9879\u76ee\u867d\u5c0f\uff0c\u4f46\u6db5\u76d6\u4e86PHP\u6700\u6838\u5fc3\u7684\u77e5\u8bc6\u70b9\uff1a\u8868\u5355\u5904\u7406\u3001\u6570\u636e\u5e93\u8fde\u63a5\u3001\u589e\u5220\u6539\u67e5\u3002\u505a\u5b8c\u5b83\uff0c\u4f60\u7684\u4fe1\u5fc3\u4f1a\u5927\u589e\uff01<\/li>\n<\/ul>\n<\/li>\n\n\n\n
- \u200b\u200b\u540e\u7eed\u6df1\u5165\uff1a\u200b<\/strong>\u200b \u5b66\u4e60\u9762\u5411\u5bf9\u8c61\u7f16\u7a0b\uff08OOP\uff09\u3001MVC\u6846\u67b6\uff08\u5982Laravel\u3001ThinkPHP\uff09\u3001\u5b89\u5168\u6027\uff08\u5982SQL\u6ce8\u5165\u9632\u8303\uff09\u3001\u4f1a\u8bdd\u63a7\u5236\uff08Cookie\/Session\uff09\u7b49\u3002<\/li>\n<\/ol>\n\n\n\n
\u200b\u200b\u8bb0\u4f4f\uff0c\u7f16\u7a0b\u662f\u95e8\u624b\u827a\uff0c\u53ea\u770b\u4e0d\u7ec3\u662f\u5b66\u4e0d\u4f1a\u7684\u3002\u4e00\u5b9a\u8981\u591a\u52a8\u624b\u5199\u4ee3\u7801\uff0c\u591a\u8c03\u8bd5\uff0c\u591a\u62a5\u9519\uff0c\u591a\u89e3\u51b3\u95ee\u9898\uff01\u200b<\/strong>\u200b \u9047\u5230\u4efb\u4f55\u95ee\u9898\uff0c\u968f\u65f6\u6765\u95ee\u6211\u3002\u6211\u4eec\u53ef\u4ee5\u4ece\u8fd9\u4e2a\u5c0f\u9879\u76ee\u5f00\u59cb\uff0c\u4f60\u6bcf\u5b8c\u6210\u4e00\u6b65\uff0c\u6216\u8005\u9047\u5230\u4efb\u4f55\u5361\u70b9\uff0c\u90fd\u53ef\u4ee5\u95ee\u6211\u201c\u63a5\u4e0b\u6765\u600e\u4e48\u505a\uff1f\u201d\u6216\u8005\u201c\u4e3a\u4ec0\u4e48\u8fd9\u91cc\u62a5\u9519\u4e86\uff1f\u201d\u3002\u6211\u4eec\u4e00\u8d77\u628a\u5b83\u505a\u51fa\u6765\uff01 \u52a0\u6cb9\uff0c\u672a\u6765\u7684\u5168\u6808\u5de5\u7a0b\u5e08\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"\u5916\u6587\u540dPHP\uff1aHypertext Preprocessor\uff0c\u4e2d\u6587\u540d\uff1a\u201c\u8d85\u6587\u672c\u9884\u5904\u7406\u5668\u201d\u662f\u4e00\u79cd\u901a\u7528\u5f00\u6e90\u811a\u672c\u8bed\u8a00\u3002 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[15],"class_list":["post-371","post","type-post","status-publish","format-standard","hentry","category-text","tag-php"],"_links":{"self":[{"href":"http:\/\/43.139.99.192\/index.php\/wp-json\/wp\/v2\/posts\/371","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/43.139.99.192\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/43.139.99.192\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/43.139.99.192\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/43.139.99.192\/index.php\/wp-json\/wp\/v2\/comments?post=371"}],"version-history":[{"count":1,"href":"http:\/\/43.139.99.192\/index.php\/wp-json\/wp\/v2\/posts\/371\/revisions"}],"predecessor-version":[{"id":372,"href":"http:\/\/43.139.99.192\/index.php\/wp-json\/wp\/v2\/posts\/371\/revisions\/372"}],"wp:attachment":[{"href":"http:\/\/43.139.99.192\/index.php\/wp-json\/wp\/v2\/media?parent=371"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/43.139.99.192\/index.php\/wp-json\/wp\/v2\/categories?post=371"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/43.139.99.192\/index.php\/wp-json\/wp\/v2\/tags?post=371"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}