{"id":47726,"date":"2024-12-02T17:22:26","date_gmt":"2024-12-02T09:22:26","guid":{"rendered":"https:\/\/fwq.ai\/blog\/47726\/"},"modified":"2024-12-02T17:22:26","modified_gmt":"2024-12-02T09:22:26","slug":"php-%e5%87%bd%e6%95%b0%e6%89%a9%e5%b1%95%e4%b8%8e%e7%b1%bb%e6%89%a9%e5%b1%95%e6%9c%89%e4%bd%95%e5%8c%ba%e5%88%ab%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/47726\/","title":{"rendered":"PHP \u51fd\u6570\u6269\u5c55\u4e0e\u7c7b\u6269\u5c55\u6709\u4f55\u533a\u522b\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

PHP \u51fd\u6570\u6269\u5c55\u4e0e\u7c7b\u6269\u5c55\u6709\u4f55\u533a\u522b\uff1f<\/h1>\n

\u5b66\u4e60\u6587\u7ae0<\/span>\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0\u300aPHP \u51fd\u6570\u6269\u5c55\u4e0e\u7c7b\u6269\u5c55\u6709\u4f55\u533a\u522b\uff1f\u300b<\/span>\u5c06\u4f1a\u4ecb\u7ecd\u5230<\/span>\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60\u6587\u7ae0<\/span>\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01<\/p>\n

\"PHP<\/p>\n

PHP \u51fd\u6570\u6269\u5c55\u4e0e\u7c7b\u6269\u5c55\u7684\u533a\u522b<\/h2>\n

\u6982\u8ff0<\/strong><\/p>\n

PHP \u63d0\u4f9b\u4e86\u6269\u5c55\u673a\u5236\u6765\u589e\u5f3a\u5176\u529f\u80fd\u3002\u51fd\u6570\u6269\u5c55\u548c\u7c7b\u6269\u5c55\u662f\u6269\u5c55 PHP \u7684\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u3002\u4e86\u89e3\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\u5bf9\u4e8e\u9009\u62e9\u9002\u5f53\u7684\u6269\u5c55\u6280\u672f\u81f3\u5173\u91cd\u8981\u3002<\/p>\n

\u51fd\u6570\u6269\u5c55<\/strong><\/p>\n

    \n
  • \u5141\u8bb8\u6269\u5c55\u73b0\u6709 PHP \u51fd\u6570\u6216\u521b\u5efa\u65b0\u7684 PHP \u51fd\u6570\u3002<\/li>\n
  • \u901a\u8fc7 extension=filepath.so<\/code> \u5728 php.ini<\/code> \u6587\u4ef6\u4e2d\u52a0\u8f7d\u3002<\/li>\n
  • \u4f7f\u7528 extension_loaded()<\/code> \u53ef\u4ee5\u68c0\u67e5\u6269\u5c55\u662f\u5426\u53ef\u7528\u3002<\/li>\n
  • \u5728 phpinfo()<\/code> \u8f93\u51fa\u4e2d\u5217\u51fa\u5df2\u52a0\u8f7d\u7684\u6269\u5c55\u3002<\/li>\n<\/ul>\n

    \u793a\u4f8b\uff1a<\/strong><\/p>\n

    \/\/ example_extension.c \u6587\u4ef6\n\n#include <stdbool.h>\n#include <php.h>\n\n\/\/ \u5b9a\u4e49\u4e00\u4e2a\u5c06\u5b57\u7b26\u4e32\u53cd\u8f6c\u7684 PHP \u51fd\u6570\nPHP_FUNCTION(reverse_string)\n{\n    \/\/ \u4ece\u53c2\u6570\u5217\u8868\u4e2d\u83b7\u53d6\u5b57\u7b26\u4e32\n    char *input_string;\n    size_t input_length;\n\n    \/\/ \u68c0\u67e5\u53c2\u6570\u7c7b\u578b\n    if (zend_parse_parameters(ZEND_NUM_ARGS(), \"s\", &input_string, &input_length) == FAILURE) {\n        return;\n    }\n\n    \/\/ \u5206\u914d\u7a7a\u95f4\u4ee5\u4fdd\u5b58\u53cd\u8f6c\u7684\u5b57\u7b26\u4e32\n    char *reversed_string = malloc(input_length + 1);\n\n    \/\/ \u53cd\u8f6c\u5b57\u7b26\u4e32\n    int i, j;\n    for (i = 0, j = input_length - 1; i < input_length; i++, j--) {\n        reversed_string[j] = input_string[i];\n    }\n    reversed_string[input_length] = '\\0';\n\n    \/\/ \u8fd4\u56de\u53cd\u8f6c\u7684\u5b57\u7b26\u4e32\n    RETURN_STRING(reversed_string);\n}\n\n\/\/ \u6ce8\u518c PHP \u51fd\u6570\nPHP_MINIT_FUNCTION(example_extension)\n{\n    \/\/ \u6ce8\u518c PHP \u51fd\u6570 \"reverse_string\"\n    zend_declare_function(ZEND_FN(reverse_string), ZEND_FN(reverse_string), ZEND_FN(reverse_string), ZEND_MODULE_PERSISTENT | ZEND_MODULE_FULL_STACK);\n    return SUCCESS;\n}<\/pre>\n
    \/\/ phpinfo() \u8f93\u51fa\u663e\u793a\u5df2\u52a0\u8f7d\u7684\u6269\u5c55\nphpinfo();<\/pre>\n
    \u7c7b\u6269\u5c55<\/strong><\/p>\n
      \n
    • \u5141\u8bb8\u6269\u5c55\u73b0\u6709 PHP \u7c7b\u6216\u521b\u5efa\u65b0\u7684 PHP \u7c7b\u3002<\/li>\n
    • \u901a\u8fc7 zend_class_entry<\/code> \u7ed3\u6784\u5b9a\u4e49\u3002<\/li>\n
    • \u53ef\u4ee5\u901a\u8fc7 PHP \u6e90\u4ee3\u7801\u3001\u6269\u5c55\u6a21\u5757\u6216\u5176\u4ed6\u6269\u5c55\u6765\u6ce8\u518c\u3002<\/li>\n<\/ul>\n
      \u793a\u4f8b\uff1a<\/strong><\/p>\n
      \/\/ example_class.h \u6587\u4ef6\n\nPHP_METHOD(ExampleClass, __construct);\nPHP_METHOD(ExampleClass, increment);\n\nzend_class_entry *example_class_entry;\n\n\/\/ \u6ce8\u518c PHP \u7c7b \"ExampleClass\"\nPHP_MINIT_FUNCTION(example_class)\n{\n    example_class_entry = register_class_by_name(\"ExampleClass\", example_class_methods, NULL, ZEND_ACC_PUBLIC);\n    return SUCCESS;\n}\n\n\/\/ \u5b9a\u4e49\u7c7b\u65b9\u6cd5\nstatic PHP_METHOD(ExampleClass, __construct) {\n    zend_printf(\"ExampleClass created!\\n\");\n}\n\nstatic PHP_METHOD(ExampleClass, increment) {\n    zend_long value;\n\n    \/\/ \u68c0\u7d22\u5bf9\u8c61\u5c5e\u6027\n    zend_read_property(example_class_entry, getThis(), \"value\", strlen(\"value\"), &value, BP_VAR_R);\n    value++;\n    zend_update_property_long(example_class_entry, getThis(), \"value\", strlen(\"value\"), value);\n}<\/pre>\n
      \/\/ \u521b\u5efa\u4e00\u4e2a ExampleClass \u5bf9\u8c61\u5e76\u8c03\u7528\u5176\u65b9\u6cd5\n$obj = new ExampleClass();\n$obj->increment();\necho $obj->value; \/\/ \u8f93\u51fa\uff1a1<\/pre>\n
      \u603b\u7ed3<\/strong><\/p>\n
        \n
      • \u51fd\u6570\u6269\u5c55\u4fa7\u91cd\u4e8e\u589e\u5f3a\u73b0\u6709 PHP \u51fd\u6570\u6216\u521b\u5efa\u65b0\u7684\u51fd\u6570\u3002<\/li>\n
      • \u7c7b\u6269\u5c55\u5141\u8bb8\u521b\u5efa\u548c\u6269\u5c55 PHP \u7c7b\u3002<\/li>\n
      • \u51fd\u6570\u6269\u5c55\u901a\u8fc7 extension=<\/code> \u52a0\u8f7d\uff0c\u800c\u7c7b\u6269\u5c55\u901a\u8fc7 zend_class_entry<\/code> \u7ed3\u6784\u6ce8\u518c\u3002<\/li>\n<\/ul>\n
        \u5230\u8fd9\u91cc\uff0c\u6211\u4eec\u4e5f\u5c31\u8bb2\u5b8c\u4e86\u300aPHP \u51fd\u6570\u6269\u5c55\u4e0e\u7c7b\u6269\u5c55\u6709\u4f55\u533a\u522b\uff1f\u300b\u7684\u5185\u5bb9\u4e86\u3002\u4e2a\u4eba\u8ba4\u4e3a\uff0c\u57fa\u7840\u77e5\u8bc6\u7684\u5b66\u4e60\u548c\u5de9\u56fa\uff0c\u662f\u4e3a\u4e86\u66f4\u597d\u7684\u5c06\u5176\u8fd0\u7528\u5230\u9879\u76ee\u4e2d\uff0c\u6b22\u8fce\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u5e26\u4f60\u4e86\u89e3\u66f4\u591a\u5173\u4e8e\u7684\u77e5\u8bc6\u70b9\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
        PHP \u51fd\u6570\u6269\u5c55\u4e0e\u7c7b\u6269\u5c55\u6709\u4f55\u533a\u522b\uff1f \u5b66\u4e60\u6587\u7ae0\u8981\u52aa\u529b\uff0c\u4f46\u662f\u4e0d\u8981\u6025\uff01\u4eca\u5929\u7684\u8fd9\u7bc7\u6587\u7ae0\u300aPHP \u51fd\u6570\u6269\u5c55\u4e0e\u7c7b\u6269\u5c55\u6709\u4f55\u533a\u522b\uff1f\u300b\u5c06\u4f1a\u4ecb\u7ecd\u5230\u7b49\u7b49\u77e5\u8bc6\u70b9\uff0c\u5982\u679c\u4f60\u60f3\u6df1\u5165\u5b66\u4e60\u6587\u7ae0\uff0c\u53ef\u4ee5\u5173\u6ce8\u6211\uff01\u6211\u4f1a\u6301\u7eed\u66f4\u65b0\u76f8\u5173\u6587\u7ae0\u7684\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u90fd\u80fd\u6709\u6240\u5e2e\u52a9\uff01 PHP \u51fd\u6570\u6269\u5c55\u4e0e\u7c7b\u6269\u5c55\u7684\u533a\u522b \u6982\u8ff0 PHP \u63d0\u4f9b\u4e86\u6269\u5c55\u673a\u5236\u6765\u589e\u5f3a\u5176\u529f\u80fd\u3002\u51fd\u6570\u6269\u5c55\u548c\u7c7b\u6269\u5c55\u662f\u6269\u5c55 PHP \u7684\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u3002\u4e86\u89e3\u5b83\u4eec\u4e4b\u95f4\u7684\u533a\u522b\u5bf9\u4e8e\u9009\u62e9\u9002\u5f53\u7684\u6269\u5c55\u6280\u672f\u81f3\u5173\u91cd\u8981\u3002 \u51fd\u6570\u6269\u5c55 \u5141\u8bb8\u6269\u5c55\u73b0\u6709 PHP \u51fd\u6570\u6216\u521b\u5efa\u65b0\u7684 PHP \u51fd\u6570\u3002 \u901a\u8fc7 extension=filepath.so \u5728 php.ini \u6587\u4ef6\u4e2d\u52a0\u8f7d\u3002 \u4f7f\u7528 extension_loaded() \u53ef\u4ee5\u68c0\u67e5\u6269\u5c55\u662f\u5426\u53ef\u7528\u3002 \u5728 phpinfo() \u8f93\u51fa\u4e2d\u5217\u51fa\u5df2\u52a0\u8f7d\u7684\u6269\u5c55\u3002 \u793a\u4f8b\uff1a \/\/ example_extension.c \u6587\u4ef6 #include <stdbool.h> #include <php.h> \/\/ \u5b9a\u4e49\u4e00\u4e2a\u5c06\u5b57\u7b26\u4e32\u53cd\u8f6c\u7684 PHP \u51fd\u6570 PHP_FUNCTION(reverse_string) { \/\/ \u4ece\u53c2\u6570\u5217\u8868\u4e2d\u83b7\u53d6\u5b57\u7b26\u4e32 char *input_string; size_t input_length; \/\/ \u68c0\u67e5\u53c2\u6570\u7c7b\u578b if (zend_parse_parameters(ZEND_NUM_ARGS(), “s”, &input_string, &input_length) […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-47726","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47726","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=47726"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/47726\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=47726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=47726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=47726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}