{"id":46857,"date":"2024-12-02T09:30:42","date_gmt":"2024-12-02T01:30:42","guid":{"rendered":"https:\/\/fwq.ai\/blog\/46857\/"},"modified":"2024-12-02T09:30:42","modified_gmt":"2024-12-02T01:30:42","slug":"php-%e5%87%bd%e6%95%b0%e5%92%8c-c-%e6%89%a9%e5%b1%95%e4%ba%a4%e4%ba%92%e4%b8%ad%e7%9a%84%e5%b8%b8%e8%a7%81%e9%99%b7%e9%98%b1%e5%92%8c%e5%a6%82%e4%bd%95%e9%81%bf%e5%85%8d%e5%ae%83%e4%bb%ac","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/46857\/","title":{"rendered":"PHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u7684\u5e38\u89c1\u9677\u9631\u548c\u5982\u4f55\u907f\u514d\u5b83\u4eec"},"content":{"rendered":"<p><b><\/b> <\/p>\n<h1>PHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u7684\u5e38\u89c1\u9677\u9631\u548c\u5982\u4f55\u907f\u514d\u5b83\u4eec<\/h1>\n<p>\u5728\u6587\u7ae0\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300aPHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u7684\u5e38\u89c1\u9677\u9631\u548c\u5982\u4f55\u907f\u514d\u5b83\u4eec\u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002<\/p>\n<p>PHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u5b58\u5728\u4ee5\u4e0b\u9677\u9631\uff1a\u7c7b\u578b\u51b2\u7a81\uff1a\u4e0d\u540c\u7c7b\u578b\u7cfb\u7edf\u53ef\u80fd\u5bfc\u81f4\u7c7b\u578b\u8f6c\u6362\u9519\u8bef\u3002\u5185\u5b58\u7ba1\u7406\uff1a\u4e0d\u540c\u7684\u5185\u5b58\u7ba1\u7406\u65b9\u6cd5\u9700\u8981\u4ed4\u7ec6\u8003\u8651\u5185\u5b58\u5206\u914d\u548c\u91ca\u653e\u3002\u5e76\u53d1\u95ee\u9898\uff1a\u591a\u7ebf\u7a0b PHP \u548c\u975e\u7ebf\u7a0b\u5b89\u5168 C \u6269\u5c55\u4ea4\u4e92\u53ef\u80fd\u5bfc\u81f4\u5e76\u53d1\u95ee\u9898\uff0c\u9700\u8981\u4f7f\u7528\u7ebf\u7a0b\u5b89\u5168\u673a\u5236\u3002<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241025\/1729850811671b6dbb5415c.jpg\" class=\"aligncenter\" title=\"PHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u7684\u5e38\u89c1\u9677\u9631\u548c\u5982\u4f55\u907f\u514d\u5b83\u4eec\u63d2\u56fe\" alt=\"PHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u7684\u5e38\u89c1\u9677\u9631\u548c\u5982\u4f55\u907f\u514d\u5b83\u4eec\u63d2\u56fe\" \/><\/p>\n<p><strong>PHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u7684\u5e38\u89c1\u9677\u9631<\/strong><\/p>\n<p>PHP \u51fd\u6570\u548c C \u6269\u5c55\u4e4b\u95f4\u7684\u4ea4\u4e92\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u529f\u80fd\uff0c\u4f46\u5b83\u4e5f\u5e26\u6765\u4e86\u72ec\u7279\u7684\u9677\u9631\u3002\u4e86\u89e3\u8fd9\u4e9b\u9677\u9631\u5bf9\u4e8e\u7f16\u5199\u7a33\u5065\u548c\u9ad8\u6548\u7684\u4ee3\u7801\u81f3\u5173\u91cd\u8981\u3002<\/p>\n<p><strong>\u7c7b\u578b\u51b2\u7a81<\/strong><\/p>\n<p>PHP \u548c C \u4f7f\u7528\u4e0d\u540c\u7684\u7c7b\u578b\u7cfb\u7edf\uff0c\u4ece\u800c\u53ef\u80fd\u5bfc\u81f4\u7c7b\u578b\u51b2\u7a81\u3002\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>PHP \u4e2d\u7684\u6574\u578b\u5728 C \u4e2d\u53ef\u80fd\u8f6c\u6362\u4e3a\u6307\u9488\u6216\u6d6e\u70b9\u6570\u3002<\/li>\n<li>C \u4e2d\u7684\u7a7a\u6307\u9488\u5728 PHP \u4e2d\u8f6c\u6362\u4e3a NULL\u3002<\/li>\n<\/ul>\n<p><strong>\u5185\u5b58\u7ba1\u7406<\/strong><\/p>\n<p>PHP \u4f7f\u7528\u5783\u573e\u56de\u6536\uff0c\u800c C \u4f7f\u7528\u624b\u52a8\u5185\u5b58\u7ba1\u7406\u3002\u5728\u4ea4\u4e92\u65f6\uff0c\u8bf7\u52a1\u5fc5\u4ed4\u7ec6\u8003\u8651\u5185\u5b58\u5206\u914d\u548c\u91ca\u653e\uff1a<\/p>\n<ul>\n<li><strong>\u4ece C \u5206\u914d\u5185\u5b58\uff1a<\/strong>\u4f7f\u7528 <code>emalloc()<\/code> \u5206\u914d\u5185\u5b58\uff0c\u5e76\u901a\u8fc7 <code>efree()<\/code> \u91ca\u653e\u3002<\/li>\n<li><strong>\u4ece PHP \u5206\u914d\u5185\u5b58\uff1a<\/strong>\u4f7f\u7528 <code>malloc()<\/code> \u5206\u914d\u5185\u5b58\uff0c\u5e76\u901a\u8fc7 <code>free()<\/code> \u91ca\u653e\u3002<\/li>\n<\/ul>\n<p><strong>\u5e76\u53d1\u95ee\u9898<\/strong><\/p>\n<p>PHP \u662f\u591a\u7ebf\u7a0b\u7684\uff0c\u800c C \u6269\u5c55\u4e00\u822c\u4e0d\u662f\u3002\u5f53\u4ece\u6269\u5c55\u4e2d\u8c03\u7528 PHP \u51fd\u6570\u65f6\uff0c\u53ef\u80fd\u4f1a\u5bfc\u81f4\u5e76\u53d1\u95ee\u9898\u3002\u4e3a\u4e86\u907f\u514d\u8fd9\u79cd\u60c5\u51b5\uff0c\u8bf7\u4f7f\u7528\u7ebf\u7a0b\u5b89\u5168\u673a\u5236\uff0c\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li>\u4e92\u65a5\u9501<\/li>\n<li>\u4fe1\u53f7\u91cf<\/li>\n<li>\u539f\u5b50\u64cd\u4f5c<\/li>\n<\/ul>\n<p><strong>\u5b9e\u6218\u6848\u4f8b<\/strong><\/p>\n<p><strong>\u4ece C \u6269\u5c55\u4e2d\u8fd4\u56de\u6570\u7ec4<\/strong><\/p>\n<pre>PHP_ARRAY *my_function() {\n    \/\/ \u521d\u59cb\u5316\u6570\u7ec4\n    zval array;\n    array_init(&amp;array);\n\n    \/\/ \u6dfb\u52a0\u952e\u503c\u5bf9\n    add_next_index_string(&amp;array, \"key1\", strlen(\"key1\"));\n    add_next_index_long(&amp;array, 123);\n\n    return array;\n}<\/pre>\n<pre>\/\/ \u8c03\u7528\u6269\u5c55\u51fd\u6570\u5e76\u68c0\u7d22\u6570\u7ec4\n$array = my_function();\n\n\/\/ \u8bbf\u95ee\u6570\u7ec4\u5143\u7d20\necho $array['key1']; \/\/ \u8f93\u51fa \"key1\"<\/pre>\n<p><strong>\u4ece PHP \u8c03\u7528 C \u51fd\u6570\u5e76\u4f20\u9012\u56de\u8c03<\/strong><\/p>\n<pre>function my_callback($arg) {\n    echo \"\u56de\u8c03\u88ab\u8c03\u7528\uff0c\u53c2\u6570\u4e3a\uff1a$arg\\n\";\n}\n\n\/\/ \u5b9a\u4e49 C \u51fd\u6570\u539f\u578b\ntypedef void (*my_callback_t)(const char*);\n\n\/\/ \u5b9a\u4e49 C \u51fd\u6570\nvoid my_function(my_callback_t callback) {\n    callback(\"hello world\");\n}\n\n\/\/ \u8c03\u7528 C \u51fd\u6570\u5e76\u4f20\u9012\u56de\u8c03\u51fd\u6570\nmy_function('my_callback');<\/pre>\n<p><strong>\u907f\u514d\u9677\u9631\u7684\u6280\u5de7<\/strong><\/p>\n<ul>\n<li>\u4ed4\u7ec6\u68c0\u67e5\u7c7b\u578b\u8f6c\u6362\u548c\u5185\u5b58\u7ba1\u7406\u3002<\/li>\n<li>\u4f7f\u7528\u7ebf\u7a0b\u5b89\u5168\u673a\u5236\u5904\u7406\u5e76\u53d1\u95ee\u9898\u3002<\/li>\n<li>\u9605\u8bfb C \u6269\u5c55\u6587\u6863\u4ee5\u4e86\u89e3\u5176\u7279\u5b9a\u7684\u4ea4\u4e92\u884c\u4e3a\u3002<\/li>\n<li>\u4f7f\u7528\u6d4b\u8bd5\u548c\u8c03\u8bd5\u5de5\u5177\u6765\u67e5\u627e\u548c\u89e3\u51b3\u9519\u8bef\u3002<\/li>\n<\/ul>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8e\u6587\u7ae0\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8\u7c73\u4e91\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n","protected":false},"excerpt":{"rendered":"<p>PHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u7684\u5e38\u89c1\u9677\u9631\u548c\u5982\u4f55\u907f\u514d\u5b83\u4eec \u5728\u6587\u7ae0\u5b9e\u6218\u5f00\u53d1\u7684\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u7ecf\u5e38\u4f1a\u9047\u5230\u4e00\u4e9b\u8fd9\u6837\u90a3\u6837\u7684\u95ee\u9898\uff0c\u7136\u540e\u8981\u5361\u597d\u534a\u5929\uff0c\u7b49\u95ee\u9898\u89e3\u51b3\u4e86\u624d\u53d1\u73b0\u539f\u6765\u4e00\u4e9b\u7ec6\u8282\u77e5\u8bc6\u70b9\u8fd8\u662f\u6ca1\u6709\u638c\u63e1\u597d\u3002\u4eca\u5929\u7c73\u4e91\u5c31\u6574\u7406\u5206\u4eab\u300aPHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u7684\u5e38\u89c1\u9677\u9631\u548c\u5982\u4f55\u907f\u514d\u5b83\u4eec\u300b\uff0c\u804a\u804a\uff0c\u5e0c\u671b\u53ef\u4ee5\u5e2e\u52a9\u5230\u6b63\u5728\u52aa\u529b\u8d5a\u94b1\u7684\u4f60\u3002 PHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u5b58\u5728\u4ee5\u4e0b\u9677\u9631\uff1a\u7c7b\u578b\u51b2\u7a81\uff1a\u4e0d\u540c\u7c7b\u578b\u7cfb\u7edf\u53ef\u80fd\u5bfc\u81f4\u7c7b\u578b\u8f6c\u6362\u9519\u8bef\u3002\u5185\u5b58\u7ba1\u7406\uff1a\u4e0d\u540c\u7684\u5185\u5b58\u7ba1\u7406\u65b9\u6cd5\u9700\u8981\u4ed4\u7ec6\u8003\u8651\u5185\u5b58\u5206\u914d\u548c\u91ca\u653e\u3002\u5e76\u53d1\u95ee\u9898\uff1a\u591a\u7ebf\u7a0b PHP \u548c\u975e\u7ebf\u7a0b\u5b89\u5168 C \u6269\u5c55\u4ea4\u4e92\u53ef\u80fd\u5bfc\u81f4\u5e76\u53d1\u95ee\u9898\uff0c\u9700\u8981\u4f7f\u7528\u7ebf\u7a0b\u5b89\u5168\u673a\u5236\u3002 PHP \u51fd\u6570\u548c C \u6269\u5c55\u4ea4\u4e92\u4e2d\u7684\u5e38\u89c1\u9677\u9631 PHP \u51fd\u6570\u548c C \u6269\u5c55\u4e4b\u95f4\u7684\u4ea4\u4e92\u662f\u4e00\u79cd\u5f3a\u5927\u7684\u529f\u80fd\uff0c\u4f46\u5b83\u4e5f\u5e26\u6765\u4e86\u72ec\u7279\u7684\u9677\u9631\u3002\u4e86\u89e3\u8fd9\u4e9b\u9677\u9631\u5bf9\u4e8e\u7f16\u5199\u7a33\u5065\u548c\u9ad8\u6548\u7684\u4ee3\u7801\u81f3\u5173\u91cd\u8981\u3002 \u7c7b\u578b\u51b2\u7a81 PHP \u548c C \u4f7f\u7528\u4e0d\u540c\u7684\u7c7b\u578b\u7cfb\u7edf\uff0c\u4ece\u800c\u53ef\u80fd\u5bfc\u81f4\u7c7b\u578b\u51b2\u7a81\u3002\u4f8b\u5982\uff1a PHP \u4e2d\u7684\u6574\u578b\u5728 C \u4e2d\u53ef\u80fd\u8f6c\u6362\u4e3a\u6307\u9488\u6216\u6d6e\u70b9\u6570\u3002 C \u4e2d\u7684\u7a7a\u6307\u9488\u5728 PHP \u4e2d\u8f6c\u6362\u4e3a NULL\u3002 \u5185\u5b58\u7ba1\u7406 PHP \u4f7f\u7528\u5783\u573e\u56de\u6536\uff0c\u800c C \u4f7f\u7528\u624b\u52a8\u5185\u5b58\u7ba1\u7406\u3002\u5728\u4ea4\u4e92\u65f6\uff0c\u8bf7\u52a1\u5fc5\u4ed4\u7ec6\u8003\u8651\u5185\u5b58\u5206\u914d\u548c\u91ca\u653e\uff1a \u4ece C \u5206\u914d\u5185\u5b58\uff1a\u4f7f\u7528 emalloc() \u5206\u914d\u5185\u5b58\uff0c\u5e76\u901a\u8fc7 efree() \u91ca\u653e\u3002 \u4ece PHP \u5206\u914d\u5185\u5b58\uff1a\u4f7f\u7528 malloc() \u5206\u914d\u5185\u5b58\uff0c\u5e76\u901a\u8fc7 [&hellip;]<\/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-46857","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46857","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=46857"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/46857\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=46857"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=46857"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=46857"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}