{"id":2799,"date":"2024-10-16T11:44:01","date_gmt":"2024-10-16T03:44:01","guid":{"rendered":"https:\/\/www.openbyt.com\/?p=2799"},"modified":"2024-10-17T19:41:17","modified_gmt":"2024-10-17T11:41:17","slug":"boost-performance-best-practices-for-optimizing-php-scripts","status":"publish","type":"post","link":"https:\/\/www.openbyt.com\/ja\/php\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9","title":{"rendered":"\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u9ad8\u3081\u308bPHP\u30b9\u30af\u30ea\u30d7\u30c8\u6700\u9069\u5316\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9"},"content":{"rendered":"

PHP\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u6700\u9069\u5316\u3059\u308b\u3053\u3068\u306f\u3001\u9ad8\u901f\u3067\u52b9\u7387\u7684\u306aWeb\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3059\u308b\u4e0a\u3067\u975e\u5e38\u306b\u91cd\u8981\u3067\u3059\u3002\u9045\u3044\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3092\u597d\u3080\u4eba\u306f\u3044\u307e\u305b\u3093\u3057\u3001 \u30e6\u30fc\u30b6\u30fc\u306e\u5fcd\u8010\u529b\u304c\u304b\u3064\u3066\u306a\u3044\u307b\u3069\u5f31\u307e\u3063\u3066\u3044\u308b\u73fe\u5728\u3001 \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a\u306f\u958b\u767a\u8005\u306b\u3068\u3063\u3066\u6700\u512a\u5148\u4e8b\u9805\u3067\u3059\u3002\u672c\u65e5\u306f\u3001PHP\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u6700\u9069\u5316\u3057\u3001\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u30b9\u30e0\u30fc\u30ba\u304b\u3064\u52b9\u7387\u7684\u306b\u52d5\u4f5c\u3055\u305b\u308b\u305f\u3081\u306b\u5f79\u7acb\u3064\u3001\u8a66\u884c\u932f\u8aa4\u3092\u91cd\u306d\u305f\u65b9\u6cd5\u3092\u3044\u304f\u3064\u304b\u3054\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>

\"\"<\/figure>

\u5bfe\u8c61\u8005<\/strong>:\u3053\u306e\u8a18\u4e8b\u306f\u521d\u5fc3\u8005\u304b\u3089\u4e2d\u7d1a\u8005\u5411\u3051\u3067\u3059\u3002 PHP\u958b\u767a\u8005<\/strong> \u5b9f\u8df5\u7684\u306a\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af\u3092\u9069\u7528\u3059\u308b\u3053\u3068\u3067\u3001Web\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u305f\u3044\u3068\u304a\u8003\u3048\u306e\u65b9\u306b\u304a\u3059\u3059\u3081\u3067\u3059\u3002<\/p><\/blockquote>

1.\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong><\/h2>

PHP \u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u5411\u4e0a\u3055\u305b\u308b\u6700\u3082\u52b9\u679c\u7684\u306a\u65b9\u6cd5\u306e\u3072\u3068\u3064\u304c\u30ad\u30e3\u30c3\u30b7\u30e5\u3067\u3059\u3002\u8003\u3048\u65b9\u306f\u5358\u7d14\u3067\u3001\u540c\u3058\u30b9\u30af\u30ea\u30d7\u30c8\u3092\u7e70\u308a\u8fd4\u3057\u5b9f\u884c\u3059\u308b\u306e\u3067\u306f\u306a\u304f\u3001 \u7d50\u679c\u3092\u4fdd\u5b58\u3057\u3066\u304a\u304d\u3001\u5fc5\u8981\u306a\u3068\u304d\u306b\u305d\u308c\u3092\u63d0\u4f9b\u3059\u308b\u3068\u3044\u3046\u3082\u306e\u3067\u3059\u3002\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30c4\u30fc\u30eb\u304c\u3042\u308a\u307e\u3059\u3002 \u30aa\u30da\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong> \u3042\u308b\u3044\u306f \u30e1\u30e0\u30ad\u30e3\u30c3\u30b7\u30e5<\/strong> \u3053\u308c\u306f\u3001PHP \u304c\u547c\u3073\u51fa\u3055\u308c\u308b\u305f\u3073\u306b\u30b3\u30fc\u30c9\u3092\u518d\u30b3\u30f3\u30d1\u30a4\u30eb\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308b\u3053\u3068\u3092\u610f\u5473\u3057\u307e\u3059\u3002\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u52b9\u679c\u7684\u306b\u5b9f\u88c5\u3059\u308b\u3053\u3068\u3067\u3001\u7279\u306b\u30b3\u30f3\u30c6\u30f3\u30c4\u306e\u591a\u3044\u30a6\u30a7\u30d6\u30b5\u30a4\u30c8\u3067\u306f\u5927\u5e45\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u5411\u4e0a\u306b\u3064\u306a\u304c\u308a\u307e\u3059\u3002<\/p>

\"\"<\/figure>

\u5b9f\u969b\u306e\u30b7\u30ca\u30ea\u30aa<\/strong>:\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u591a\u3044e\u30b3\u30de\u30fc\u30b9\u30b5\u30a4\u30c8\u3092\u904b\u55b6\u3059\u308b\u3053\u3068\u3092\u60f3\u50cf\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u5404\u30e6\u30fc\u30b6\u30fc\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306f\u3001\u5546\u54c1\u60c5\u5831\u3001\u30e6\u30fc\u30b6\u30fc\u8a73\u7d30\u3001\u304a\u3059\u3059\u3081\u5546\u54c1\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306b\u8907\u6570\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u547c\u3073\u51fa\u3057\u3092\u5fc5\u8981\u3068\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002OPcache\u3092\u4f7f\u3063\u3066\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u305f\u30d0\u30a4\u30c8\u30b3\u30fc\u30c9\u3092\u4fdd\u5b58\u3057\u3001Memcached\u3092\u4f7f\u3063\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7d50\u679c\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3053\u3068\u3067\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u30fb\u30bf\u30a4\u30e0\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3057\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u304c\u9045\u3044\u305f\u3081\u306b\u9867\u5ba2\u304c\u30ab\u30fc\u30c8\u3092\u653e\u68c4\u3059\u308b\u3053\u3068\u304c\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
\u521d\u5fc3\u8005\u306e\u4f8b<\/strong>:\u30e6\u30fc\u30b6\u30fc\u304c\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3073\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u5546\u54c1\u306e\u8a73\u7d30\u3092\u53d6\u5f97\u3059\u308b\u5546\u54c1\u4e00\u89a7\u30da\u30fc\u30b8\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5546\u54c1\u8a73\u7d30\u3092\u6570\u5206\u9593\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u56de\u6570\u3092\u6e1b\u3089\u3057\u3001\u30da\u30fc\u30b8\u306e\u30ed\u30fc\u30c9\u6642\u9593\u3092\u77ed\u7e2e\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u8ca0\u62c5\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002<\/p>

OPcache\u306e\u30b9\u30c6\u30c3\u30d7\u30d0\u30a4\u30b9\u30c6\u30c3\u30d7\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/strong>:<\/h3>
  1. OPcache\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u3053\u3068\u3092\u78ba\u8a8d\u3057\u307e\u3059\uff1a sudo apt-get install php-opcache<\/code><\/li>\n\n
  2. \u3067OPcache\u3092\u6709\u52b9\u306b\u3057\u307e\u3059\u3002 php.ini<\/code> file:<\/li><\/ol>
    opcache.enable=1
    opcache.memory_consumption=128
    opcache.max_accelerated_files=10000<\/pre>
        3.\u30a6\u30a7\u30d6\u30b5\u30fc\u30d0\u30fc\u3092\u518d\u8d77\u52d5\u3057\u307e\u3059\uff1a sudo service apache2 restart<\/code><\/p>
    2.\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30af\u30a8\u30ea\u306e\u6700\u9069\u5316<\/strong><\/h2>
    \u307b\u3068\u3093\u3069\u306e PHP \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304c\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u306b\u306a\u3063\u3066\u3044\u307e\u3059\u3002\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u3060\u3051\u3092\u53d6\u5f97\u3057\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5316\u3055\u308c\u305f\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u6d3b\u7528\u3057\u3066\u691c\u7d22\u3092\u9ad8\u901f\u5316\u3057\u307e\u3059\u3002\u5fc5\u8981\u306a\u30c7\u30fc\u30bf\u306e\u307f\u3092\u53d6\u5f97\u3057\u3001\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u5316\u3055\u308c\u305f\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u6d3b\u7528\u3059\u308b\u3053\u3068\u3067\u3001 \u691c\u7d22\u51e6\u7406\u3092\u9ad8\u901f\u5316\u3057\u307e\u3059\u3002\u6700\u9069\u5316\u3055\u308c\u305f\u30af\u30a8\u30ea\u306f\u3001100\u884c\u4ee5\u4e0a\u306e PHP \u30b3\u30fc\u30c9\u306b\u5339\u6575\u3057\u307e\u3059\u3002<\/p>
    \"\"<\/figure>
    \u30b3\u30fc\u30c9\u306e\u4f8b\uff1a<\/p>
    \/\/ JOIN\u3092\u4f7f\u3063\u3066\u30b3\u30e1\u30f3\u30c8\u4ed8\u304d\u30d6\u30ed\u30b0\u8a18\u4e8b\u306e\u53d6\u5f97\u3092\u6700\u9069\u5316
    $query = \"SELECT posts.*, comments.* FROM posts LEFT JOIN comments ON posts.id = comments.post_id WHERE posts.id = ?\"\uff1b
    $stmt = $db->prepare($query)\uff1b
    $stmt->execute([$postId])\uff1b
    $results = $stmt->fetchAll()\uff1b<\/pre>
    \u5b9f\u969b\u306e\u30b7\u30ca\u30ea\u30aa<\/strong>:\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u591a\u3044e\u30b3\u30de\u30fc\u30b9\u30b5\u30a4\u30c8\u3092\u904b\u55b6\u3059\u308b\u3053\u3068\u3092\u60f3\u50cf\u3057\u3066\u307f\u3066\u304f\u3060\u3055\u3044\u3002\u5404\u30e6\u30fc\u30b6\u30fc\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u306f\u3001\u5546\u54c1\u60c5\u5831\u3001\u30e6\u30fc\u30b6\u30fc\u8a73\u7d30\u3001\u304a\u3059\u3059\u3081\u5546\u54c1\u3092\u8868\u793a\u3059\u308b\u305f\u3081\u306b\u8907\u6570\u306e\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u547c\u3073\u51fa\u3057\u3092\u5fc5\u8981\u3068\u3059\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002OPcache\u3092\u4f7f\u3063\u3066\u30b3\u30f3\u30d1\u30a4\u30eb\u3055\u308c\u305f\u30d0\u30a4\u30c8\u30b3\u30fc\u30c9\u3092\u4fdd\u5b58\u3057\u3001Memcached\u3092\u4f7f\u3063\u3066\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306e\u7d50\u679c\u3092\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3053\u3068\u3067\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u30fb\u30bf\u30a4\u30e0\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3057\u3001\u30da\u30fc\u30b8\u306e\u8aad\u307f\u8fbc\u307f\u304c\u9045\u3044\u305f\u3081\u306b\u9867\u5ba2\u304c\u30ab\u30fc\u30c8\u3092\u653e\u68c4\u3059\u308b\u3053\u3068\u304c\u306a\u3044\u3088\u3046\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002
    \u521d\u5fc3\u8005\u306e\u4f8b<\/strong>:\u30e6\u30fc\u30b6\u30fc\u304c\u30a2\u30af\u30bb\u30b9\u3059\u308b\u305f\u3073\u306b\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u304b\u3089\u5546\u54c1\u306e\u8a73\u7d30\u3092\u53d6\u5f97\u3059\u308b\u5546\u54c1\u4e00\u89a7\u30da\u30fc\u30b8\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u5546\u54c1\u8a73\u7d30\u3092\u6570\u5206\u9593\u30ad\u30e3\u30c3\u30b7\u30e5\u3059\u308b\u3053\u3068\u3067\u3001\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u3078\u306e\u30a2\u30af\u30bb\u30b9\u56de\u6570\u3092\u6e1b\u3089\u3057\u3001\u30da\u30fc\u30b8\u306e\u30ed\u30fc\u30c9\u6642\u9593\u3092\u77ed\u7e2e\u3057\u3001\u30b5\u30fc\u30d0\u30fc\u306e\u8ca0\u62c5\u3092\u8efd\u6e1b\u3057\u307e\u3059\u3002<\/p>
    3.\u5185\u8535\u6a5f\u80fd\u3092\u8ce2\u304f\u4f7f\u3046<\/strong><\/h2>
    PHP \u306b\u306f\u3001\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3057\u305f\u7d44\u307f\u8fbc\u307f\u95a2\u6570\u304c\u591a\u6570\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u53ef\u80fd\u3067\u3042\u308c\u3070\u3001\u81ea\u5206\u3067\u95a2\u6570\u3092\u66f8\u304f\u3088\u308a\u3082\u3053\u308c\u3089\u306e\u95a2\u6570\u3092\u4f7f\u7528\u3057\u307e\u3057\u3087\u3046\u3002\u305f\u3068\u3048\u3070 in_array()<\/code> \u307e\u305f\u306f array_search()<\/code> \u306f\u975e\u5e38\u306b\u52b9\u7387\u7684\u3067\u3001\u76ee\u7684\u306b\u5408\u308f\u305b\u3066\u6700\u9069\u5316\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u3082\u3057\u3042\u306a\u305f\u306e\u30cb\u30fc\u30ba\u306b\u5408\u3063\u305f\u6a5f\u80fd\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u308b\u306e\u3067\u3042\u308c\u3070\u3001\u30ab\u30b9\u30bf\u30e0\u30bd\u30ea\u30e5\u30fc\u30b7\u30e7\u30f3\u3088\u308a\u3082\u305d\u3061\u3089\u3092\u304a\u52e7\u3081\u3057\u307e\u3059\u3002<\/p>
    \"\"<\/figure>
    \u30b3\u30fc\u30c9\u4f8b<\/p>
    \/\/ \u914d\u5217\u5185\u306e\u5024\u3092\u691c\u7d22\u3059\u308b\u30ab\u30b9\u30bf\u30e0\u95a2\u6570\u3092\u66f8\u304f\u4ee3\u308f\u308a\u306b
    \u95a2\u6570\u306ecustomSearch($needle, $haystack) {\u3002
        foreach ($haystack as $value) { { $haystack as $value.
            if ($value === $needle) {\u3002
                \u306ftrue\u3092\u8fd4\u3057\u307e\u3059\uff1b
            }
        }
        \u3092\u8fd4\u3057\u307e\u3059\uff1b
    }

    \/\/ \u7d44\u307f\u8fbc\u307f\u95a2\u6570\u3092\u4f7f\u7528
    $found = in_array($needle, $haystack); \/\/ \u3053\u306e\u65b9\u304c\u9ad8\u901f\u3067\u52b9\u7387\u7684\u3067\u3059\u3002

    <\/pre>
    4. \u30eb\u30fc\u30d7\u306b\u3088\u308b\u904e\u8ca0\u8377\u3092\u907f\u3051\u308b<\/strong><\/h3>
    \u30cd\u30b9\u30c8\u3055\u308c\u305f\u30eb\u30fc\u30d7\u306f\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u8db3\u3092\u5f15\u3063\u5f35\u308b\u3053\u3068\u3067\u6709\u540d\u3067\u3059\u3002\u5e38\u306b\u30eb\u30fc\u30d7\u306e\u5165\u308c\u5b50\u3092\u6700\u5c0f\u9650\u306b\u3059\u308b\u304b\u3001\u53cd\u5fa9\u3092\u6e1b\u3089\u3059\u65b9\u6cd5\u3092\u898b\u3064\u3051\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002\u8907\u6570\u306e \u306b\u3068\u3063\u3066<\/code><\/strong> \u30eb\u30fc\u30d7\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u306f\u3001\u6b21\u306e\u3088\u3046\u306a\u914d\u5217\u95a2\u6570\u3092\u8003\u616e\u3057\u3066\u304f\u3060\u3055\u3044\u3002 array_map()<\/strong>, array_filter()<\/strong>\u307e\u305f\u306f \u5404<\/strong> \u52b9\u7387\u7684\u306a\u30aa\u30da\u30ec\u30fc\u30b7\u30e7\u30f3\u3092\u7dad\u6301\u3059\u308b\u305f\u3081\u306b\u3001\u8ad6\u7406\u7684\u306a\u533a\u5207\u308a\u304c\u5fc5\u8981\u3067\u3059\u3002<\/p>
    \"\"<\/figure>
    \u30b3\u30fc\u30c9\u306e\u4f8b\uff1a<\/p>
    \/\/ array_map\u3092\u4f7f\u7528\u3057\u3066\u3001\u5404\u8981\u7d20\u306b\u95a2\u6570\u3092\u9069\u7528\u3057\u307e\u3059\u3002
    $numbers = [1, 2, 3, 4, 5]\uff1b
    $squaredNumbers = array_map(function($number) {)
        $number * $number \u3092\u8fd4\u3057\u307e\u3059\uff1b
    }, $numbers)\uff1b

    <\/pre>
    5. \u30b3\u30fc\u30c9\u306e\u30d7\u30ed\u30d5\u30a3\u30fc\u30eb<\/strong><\/h3>
    \"\"<\/figure>
    \u30dc\u30c8\u30eb\u30cd\u30c3\u30af\u304c\u3069\u3053\u306b\u3042\u308b\u304b\u308f\u304b\u3089\u306a\u3044\u306e\u306b\u3001\u3069\u3046\u3084\u3063\u3066\u6700\u9069\u5316\u3059\u308b\u306e\u3067\u3059\u304b\uff1f\u6b21\u306e\u3088\u3046\u306a\u30c4\u30fc\u30eb\u304c\u3042\u308a\u307e\u3059\u3002 Xdebug<\/strong> \u305d\u3057\u3066 \u30d6\u30e9\u30c3\u30af\u30d5\u30a1\u30a4\u30a2<\/strong> \u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u30c4\u30fc\u30eb\u306f\u3001\u30b3\u30fc\u30c9\u306e\u3069\u306e\u90e8\u5206\u306b\u6700\u3082\u6642\u9593\u304c\u304b\u304b\u3063\u3066\u3044\u308b\u304b\u3092\u628a\u63e1\u3059\u308b\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u3002\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u30fb\u30c4\u30fc\u30eb\u3092\u4f7f\u3048\u3070\u3001\u95a2\u6570\u306e\u5b9f\u884c\u6642\u9593\u3001\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u3001\u305d\u306e\u4ed6\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30fb\u30e1\u30c8\u30ea\u30af\u30b9\u3092\u660e\u78ba\u306b\u628a\u63e1\u3067\u304d\u307e\u3059\u3002\u4f55\u304c\u901f\u5ea6\u3092\u4f4e\u4e0b\u3055\u305b\u3066\u3044\u308b\u306e\u304b\u3092\u77e5\u308b\u3053\u3068\u3067\u3001\u6700\u9069\u5316\u306e\u76ee\u6a19\u3092\u3088\u308a\u52b9\u679c\u7684\u306b\u5b9a\u3081\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>
    \u5b9f\u969b\u306e\u30b7\u30ca\u30ea\u30aa<\/strong>:\u30ec\u30b9\u30dd\u30f3\u30b9\u306b\u6642\u9593\u304c\u304b\u304b\u308a\u3059\u304e\u308bAPI\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u304c\u3042\u308b\u3068\u3057\u307e\u3059\u3002\u30b3\u30fc\u30c9\u3092\u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u3059\u308b\u3068\u3001\u8907\u6570\u306e\u30cd\u30b9\u30c8\u3055\u308c\u305f\u30eb\u30fc\u30d7\u3092\u542b\u3080\u7279\u5b9a\u306e\u95a2\u6570\u304c\u307b\u3068\u3093\u3069\u306e\u6642\u9593\u3092\u6d88\u8cbb\u3057\u3066\u3044\u308b\u3053\u3068\u304c\u308f\u304b\u308a\u307e\u3059\u3002\u3053\u306e\u95a2\u6570\u3092\u6700\u9069\u5316\u3059\u308b\u304b\u3001\u3088\u308a\u52b9\u7387\u7684\u306a\u30a2\u30eb\u30b4\u30ea\u30ba\u30e0\u306b\u7f6e\u304d\u63db\u3048\u308b\u3053\u3068\u3067\u3001\u5fdc\u7b54\u6642\u9593\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3067\u304d\u307e\u3059\u3002<\/em><\/p>
    \u521d\u5fc3\u8005\u306b\u512a\u3057\u3044Xdebug\u306e\u30bb\u30c3\u30c8\u30a2\u30c3\u30d7<\/strong>:<\/p>
    Xdebug\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u307e\u3059\uff1a pecl install xdebug<\/code><\/p>
    \u30a4\u30cd\u30fc\u30d6\u30eb Xdebug<\/code> \u3042\u306a\u305f\u306e php.ini<\/code> file:<\/p>
    zend_extension=\"xdebug.so\" 

    xdebug.profiler_enable = 1<\/pre>
    \u30b5\u30fc\u30d0\u30fc\u3092\u518d\u8d77\u52d5\u3057\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30c4\u30fc\u30eb\u3092\u4f7f\u3063\u3066\u751f\u6210\u3055\u308c\u305fcachegrind\u30d5\u30a1\u30a4\u30eb\u3092\u5206\u6790\u3057\u307e\u3059\u3002 KCacheGrind<\/strong>.<\/p>
    \u30b3\u30fc\u30c9\u4f8b<\/strong> (Xdebug\u3092\u4f7f\u7528\uff09\uff1a<\/p>
    \/\/ \u30b9\u30af\u30ea\u30d7\u30c8\u3092 Xdebug \u3067\u30d7\u30ed\u30d5\u30a1\u30a4\u30eb\u3059\u308b\u306b\u306f\u3001php.ini \u3067 Xdebug \u30d7\u30ed\u30d5\u30a1\u30a4\u30ea\u30f3\u30b0\u3092\u6709\u52b9\u306b\u3057\u307e\u3059\u3002
    xdebug.profiler_enable = 1\uff1b
    \/\/ KCacheGrind \u306e\u3088\u3046\u306a\u30c4\u30fc\u30eb\u3092\u4f7f\u7528\u3057\u3066\u3001\u751f\u6210\u3055\u308c\u305f cachegrind \u30d5\u30a1\u30a4\u30eb\u3092\u5206\u6790\u3057\u307e\u3059\u3002
    <\/pre>
    \"\"<\/figure>
    6.\u30aa\u30fc\u30c8\u30ed\u30fc\u30c0\u30fc\u306e\u8ce2\u3044\u4f7f\u3044\u65b9<\/h2>
    \u4f7f\u7528 \u30aa\u30fc\u30c8\u30ed\u30fc\u30c0\u30fc<\/strong> \u306f\u30b3\u30fc\u30c9\u3092\u304d\u308c\u3044\u306b\u4fdd\u3064\u306e\u306b\u5f79\u7acb\u3061\u307e\u3059\u304c\u3001\u4f7f\u3044\u3059\u304e\u308b\u3068\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u304c\u5927\u304d\u304f\u306a\u308a\u307e\u3059\u3002\u5fc5\u8981\u306a\u3082\u306e\u3060\u3051\u3092\u30ed\u30fc\u30c9\u3057\u3001\u4e0d\u8981\u306a\u30af\u30e9\u30b9\u306f\u30e1\u30e2\u30ea\u306b\u6b8b\u3055\u306a\u3044\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002\u307e\u305f \u4f5c\u66f2\u5bb6<\/strong> \u5fc5\u8981\u306a\u30b3\u30fc\u30b9\u306e\u307f\u3092\u30ed\u30fc\u30c9\u3059\u308b\u305f\u3081\u306e\u81ea\u52d5\u30ed\u30fc\u30c9\u6700\u9069\u5316\u6a5f\u80fd\u304c\u7d44\u307f\u8fbc\u307e\u308c\u3066\u3044\u307e\u3059\u3002<\/p>
    \"\"<\/figure>
    \u5b9f\u969b\u306e\u30b7\u30ca\u30ea\u30aa<\/strong>:\u591a\u304f\u306e\u7570\u306a\u308b\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u6301\u3064\u5927\u898f\u6a21\u306a Web \u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3067\u306f\u3001\u30b0\u30ed\u30fc\u30d0\u30eb\u306a\u30aa\u30fc\u30c8\u30ed\u30fc\u30c0\u3092\u4f7f\u7528\u3059\u308b\u3068\u5927\u304d\u306a\u30aa\u30fc\u30d0\u30fc\u30d8\u30c3\u30c9\u306b\u3064\u306a\u304c\u308b\u53ef\u80fd\u6027\u304c\u3042\u308a\u307e\u3059\u3002\u305f\u3068\u3048\u3070\u3001\u3059\u3079\u3066\u306e\u30ea\u30af\u30a8\u30b9\u30c8\u3067\u3059\u3079\u3066\u306e\u30af\u30e9\u30b9\u3092\u30ed\u30fc\u30c9\u3059\u308b\u3068\u3001\u30e1\u30e2\u30ea\u306e\u4f7f\u7528\u91cf\u304c\u4e0d\u5fc5\u8981\u306b\u5897\u3048\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u4ee3\u308f\u308a\u306b\u3001\u5fc5\u8981\u306a\u3082\u306e\u3060\u3051\u3092\u30ed\u30fc\u30c9\u3059\u308b\u3088\u3046\u306bComposer\u306e\u30aa\u30fc\u30c8\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u3092\u8a2d\u5b9a\u3059\u308b\u3053\u3068\u3067\u3001\u30ed\u30fc\u30c9\u6642\u9593\u3068\u30e1\u30e2\u30ea\u6d88\u8cbb\u91cf\u3092\u5927\u5e45\u306b\u524a\u6e1b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/em><\/p>
    \u521d\u5fc3\u8005\u306e\u4f8b<\/strong>:Composer\u3067\u30aa\u30fc\u30c8\u30ed\u30fc\u30c7\u30a3\u30f3\u30b0\u3092\u8a2d\u5b9a\u3059\u308b\u5834\u5408\u306f\u3001\u6b21\u306e\u3088\u3046\u306b\u3057\u3066\u304f\u3060\u3055\u3044\uff1a<\/p>
    {
      \"autoload\"\uff1a{
        \"psr-4\"\uff1a{
          \"Appache\"\uff1a\"src\/\"
        }
      }
    }
    <\/pre>
    \u7de8\u96c6\u5f8c composer.json<\/code>\u30e9\u30f3 composer dump-autoload --optimize<\/code> \u5fc5\u8981\u306a\u30d5\u30a1\u30a4\u30eb\u3060\u3051\u304c\u30ed\u30fc\u30c9\u3055\u308c\u308b\u3088\u3046\u306b\u3057\u307e\u3059\u3002<\/p>
    7. \u51fa\u529b\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u306e\u6d3b\u7528<\/strong><\/h2>
    \u51fa\u529b\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u306f\u3001PHP \u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u305f\u3081\u306e\u3042\u307e\u308a\u77e5\u3089\u308c\u3066\u3044\u306a\u3044\u30c8\u30ea\u30c3\u30af\u3067\u3059\u3002\u30c7\u30fc\u30bf\u3092\u4e00\u884c\u305a\u3064\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306b\u76f4\u63a5\u9001\u4fe1\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001 \u51fa\u529b\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3092\u6709\u52b9\u306b\u3057\u3066\u3059\u3079\u3066\u306e\u51fa\u529b\u3092\u96c6\u3081\u3001\u305d\u308c\u3092\u4e00\u5ea6\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u4f55\u5ea6\u3082\u5f80\u5fa9\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308a\u3001\u30ed\u30fc\u30c9\u6642\u9593\u304c\u77ed\u7e2e\u3055\u308c\u307e\u3059\u3002<\/p>
    \"\"<\/figure>
    \u5b9f\u969b\u306e\u30b7\u30ca\u30ea\u30aa\u52d5\u7684\u306a\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u63d0\u4f9b\u3059\u308b\u30c8\u30e9\u30d5\u30a3\u30c3\u30af\u306e\u591a\u3044\u30d6\u30ed\u30b0\u30b5\u30a4\u30c8\u3067\u306f\u3001\u51fa\u529b\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3092\u6709\u52b9\u306b\u3059\u308b\u3053\u3068\u3067\u3001\u30ed\u30fc\u30c9\u6642\u9593\u3092\u5927\u5e45\u306b\u77ed\u7e2e\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u3059\u3079\u3066\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3092\u53ce\u96c6\u3057\u3001\u4e00\u5ea6\u306b\u9001\u4fe1\u3059\u308b\u3053\u3068\u3067\u3001\u30b5\u30fc\u30d0\u30fc\u306f\u3001\u7279\u306b\u5927\u304d\u306aHTML\u30da\u30fc\u30b8\u3092\u751f\u6210\u3059\u308b\u969b\u306b\u3001\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3068\u306e\u30a4\u30f3\u30bf\u30e9\u30af\u30b7\u30e7\u30f3\u3092\u6700\u5c0f\u9650\u306b\u6291\u3048\u307e\u3059\u3002<\/em>
    <\/p>
    \u30b3\u30fc\u30c9\u4f8b<\/strong>:<\/p>
    \/\/ \u51fa\u529b\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u306e\u6709\u52b9\u5316
    ob_start()\uff1b
    echo \"\u3053\u308c\u306f\u3044\u304f\u3064\u304b\u306e\u30b3\u30f3\u30c6\u30f3\u30c4\u3067\u3059\uff1b
    echo \" \u30b3\u30f3\u30c6\u30f3\u30c4\u304c\u5897\u3048\u307e\u3057\u305f\uff1b
    \/\/ \u3059\u3079\u3066\u306e\u51fa\u529b\u3092\u4e00\u5ea6\u306b\u9001\u4fe1
    echo ob_get_clean()\uff1b

    \u521d\u5fc3\u8005\u306e\u4f8b<\/strong>:\u5358\u7d14\u306a\u30d5\u30a9\u30fc\u30e0\u9001\u4fe1\u306e\u5834\u5408\u3001\u30ec\u30b9\u30dd\u30f3\u30b9\u3092\u4e00\u884c\u305a\u3064\u30a8\u30b3\u30fc\u3059\u308b\u4ee3\u308f\u308a\u306b\u3001 \u51fa\u529b\u30d0\u30c3\u30d5\u30a1\u30ea\u30f3\u30b0\u3092\u4f7f\u3063\u3066\u51fa\u529b\u3092\u96c6\u3081\u3066\u4e00\u5ea6\u306b\u9001\u4fe1\u3057\u307e\u3059\u3002\u3053\u308c\u306b\u3088\u308a\u3001\u30b5\u30fc\u30d0\u3068\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u306e\u5bfe\u8a71\u6642\u9593\u304c\u77ed\u7e2e\u3055\u308c\u307e\u3059\u3002<\/em><\/pre>
    8. \u30d5\u30a1\u30a4\u30ebI\/O\u306e\u6700\u5c0f\u5316<\/strong><\/h3>
    \"\"<\/figure>
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