{"id":128773,"date":"2024-03-25T07:48:18","date_gmt":"2024-03-24T22:48:18","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/"},"modified":"2024-03-28T09:31:53","modified_gmt":"2024-03-28T00:31:53","slug":"c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/","title":{"rendered":"C++\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002"},"content":{"rendered":"

C++\u3067\u306f\u3001malloc\u95a2\u6570\u3067\u52d5\u7684\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002<\/p>\n

    \n
  1. \u30d8\u30c3\u30c0\u30d5\u30a1\u30a4\u30eb\u3092\u542b\u3080\u3002<\/li>\n
  2. malloc \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u52d5\u7684\u306b\u30e1\u30e2\u30ea\u3092\u5272\u308a\u5f53\u3066\u308b\u69cb\u6587\u306f void* malloc(size_t size) \u3067\u3001size \u306f\u5272\u308a\u5f53\u3066\u308b\u5fc5\u8981\u306e\u3042\u308b\u30e1\u30e2\u30ea\u30b5\u30a4\u30ba\u3092\u8868\u3057\u307e\u3059\u3002\u307e\u305f\u3001void \u30dd\u30a4\u30f3\u30bf\u304c\u8fd4\u3055\u308c\u307e\u3059\u3002<\/li>\n
  3. \u30e1\u30e2\u30ea\u30fc\u30ea\u30fc\u30af\u3092\u9632\u3050\u305f\u3081\u3001\u5272\u308a\u5f53\u3066\u305f\u30e1\u30e2\u30ea\u30fc\u3092\u4f7f\u3044\u7d42\u3048\u305f\u3089\u3001free\u95a2\u6570\u3067\u30e1\u30e2\u30ea\u30fc\u3092\u89e3\u653e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u306e\u69cb\u6587\u306f void free(void *ptr)\u3067\u3001ptr\u30d1\u30e9\u30e1\u30fc\u30bf\u30fc\u306f\u5148\u306bmalloc\u95a2\u6570\u3067\u547c\u3073\u51fa\u3057\u305f\u3068\u304d\u306b\u8fd4\u3055\u308c\u305f\u30dd\u30a4\u30f3\u30bf\u30fc\u3067\u3059\u3002<\/li>\n<\/ol>\n

    \u4ee5\u4e0b\u306b\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n

    #include<\/span> <cstdlib><\/span><\/span>\r\nint<\/span> main<\/span>()<\/span> <\/span>{\r\nint<\/span>* nums;\r\nint<\/span> count = 5<\/span>;\r\n\/\/ \u4f7f\u7528malloc\u51fd\u6570\u52a8\u6001\u5206\u914d\u5185\u5b58<\/span>\r\nnums = (int<\/span>*)malloc<\/span>(count * sizeof<\/span>(int<\/span>));\r\nif<\/span> (nums == nullptr<\/span>) {\r\n\/\/ \u5185\u5b58\u5206\u914d\u5931\u8d25<\/span>\r\nreturn<\/span> 1<\/span>;\r\n}\r\n\/\/ \u5bf9nums\u8fdb\u884c\u64cd\u4f5c<\/span>\r\nfor<\/span> (int<\/span> i = 0<\/span>; i < count; i++) {\r\nnums[i] = i;\r\n}\r\n\/\/ \u4f7f\u7528\u5b8c\u540e\uff0c\u91ca\u653e\u5185\u5b58<\/span>\r\nfree<\/span>(nums);\r\nreturn<\/span> 0<\/span>;\r\n}\r\n<\/code><\/pre>\n
    \u3054\u7559\u610f\u4e8b\u9805\uff1a<\/p>\n
      \n
    1. malloc\u306fvoid\u30dd\u30a4\u30f3\u30bf\u3092\u8fd4\u3059\u306e\u3067\u3001\u4f7f\u7528\u6642\u306b\u306f\u5f37\u5236\u578b\u5909\u63db\u3092\u884c\u3046\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/li>\n
    2. \u30e1\u30e2\u30ea\u30fc\u30ea\u30fc\u30af\u3092\u9632\u3050\u306b\u306f\u3001\u4f7f\u7528\u5f8c\u5fc5\u305afree\u95a2\u6570\u3067\u30e1\u30e2\u30ea\u3092\u89e3\u653e\u3059\u308b\u5fc5\u8981\u304c\u3042\u308b\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
      C++\u3067\u306f\u3001malloc\u95a2\u6570\u3067\u52d5\u7684\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002 \u30d8\u30c3\u30c0\u30d5\u30a1\u30a4\u30eb\u3092\u542b\u3080\u3002 malloc \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u52d5\u7684\u306b\u30e1\u30e2\u30ea\u3092\u5272\u308a\u5f53\u3066\u308b\u69cb\u6587\u306f void* malloc(size_t size) \u3067\u3001size \u306f\u5272\u308a\u5f53\u3066\u308b\u5fc5 […]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-128773","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nC++\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002 - Blog - Silicon Cloud<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.silicloud.com\/ja\/blog\/c\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"C++\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002\" \/>\n<meta property=\"og:description\" content=\"C++\u3067\u306f\u3001malloc\u95a2\u6570\u3067\u52d5\u7684\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002 \u30d8\u30c3\u30c0\u30d5\u30a1\u30a4\u30eb\u3092\u542b\u3080\u3002 malloc \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u52d5\u7684\u306b\u30e1\u30e2\u30ea\u3092\u5272\u308a\u5f53\u3066\u308b\u69cb\u6587\u306f void* malloc(size_t size) \u3067\u3001size \u306f\u5272\u308a\u5f53\u3066\u308b\u5fc5 […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/c\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-24T22:48:18+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-28T00:31:53+00:00\" \/>\n<meta name=\"author\" content=\"\u6d77\u6597, \u8475\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u57f7\u7b46\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u6d77\u6597, \u8475\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/\",\"url\":\"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/\",\"name\":\"C++\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002 - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#website\"},\"datePublished\":\"2024-03-24T22:48:18+00:00\",\"dateModified\":\"2024-03-28T00:31:53+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/20cfc053626f4d45c0fa7a4e7964b5b6\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/ja\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"C++\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/ja\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"ja\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/20cfc053626f4d45c0fa7a4e7964b5b6\",\"name\":\"\u6d77\u6597, \u8475\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/25aec9a18954b6bfb7e4f7219c2923d62c6f0c9f4d5c0171228fe41751c0ab7a?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/25aec9a18954b6bfb7e4f7219c2923d62c6f0c9f4d5c0171228fe41751c0ab7a?s=96&d=mm&r=g\",\"caption\":\"\u6d77\u6597, \u8475\"},\"url\":\"https:\/\/www.silicloud.com\/ja\/blog\/author\/kaitoaoi\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"C++\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002 - Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/ja\/blog\/c\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002\/","og_locale":"ja_JP","og_type":"article","og_title":"C++\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002","og_description":"C++\u3067\u306f\u3001malloc\u95a2\u6570\u3067\u52d5\u7684\u30e1\u30e2\u30ea\u3092\u78ba\u4fdd\u3057\u307e\u3059\u3002 \u30d8\u30c3\u30c0\u30d5\u30a1\u30a4\u30eb\u3092\u542b\u3080\u3002 malloc \u95a2\u6570\u3092\u4f7f\u7528\u3057\u3066\u52d5\u7684\u306b\u30e1\u30e2\u30ea\u3092\u5272\u308a\u5f53\u3066\u308b\u69cb\u6587\u306f void* malloc(size_t size) \u3067\u3001size \u306f\u5272\u308a\u5f53\u3066\u308b\u5fc5 […]","og_url":"https:\/\/www.silicloud.com\/ja\/blog\/c\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2024-03-24T22:48:18+00:00","article_modified_time":"2024-03-28T00:31:53+00:00","author":"\u6d77\u6597, \u8475","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":"\u6d77\u6597, \u8475"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/","url":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/","name":"C++\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002 - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/ja\/blog\/#website"},"datePublished":"2024-03-24T22:48:18+00:00","dateModified":"2024-03-28T00:31:53+00:00","author":{"@id":"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/20cfc053626f4d45c0fa7a4e7964b5b6"},"breadcrumb":{"@id":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/ja\/blog\/"},{"@type":"ListItem","position":2,"name":"C++\u306emalloc\u95a2\u6570\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002"}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/ja\/blog\/#website","url":"https:\/\/www.silicloud.com\/ja\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"ja"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/20cfc053626f4d45c0fa7a4e7964b5b6","name":"\u6d77\u6597, \u8475","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/25aec9a18954b6bfb7e4f7219c2923d62c6f0c9f4d5c0171228fe41751c0ab7a?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/25aec9a18954b6bfb7e4f7219c2923d62c6f0c9f4d5c0171228fe41751c0ab7a?s=96&d=mm&r=g","caption":"\u6d77\u6597, \u8475"},"url":"https:\/\/www.silicloud.com\/ja\/blog\/author\/kaitoaoi\/"},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.silicloud.com\/ja\/blog\/c%e3%81%aemalloc%e9%96%a2%e6%95%b0%e3%81%ae%e4%bd%bf%e3%81%84%e6%96%b9%e3%82%92%e6%95%99%e3%81%88%e3%81%a6%e3%81%8f%e3%81%a0%e3%81%95%e3%81%84%e3%80%82\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts\/128773","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/comments?post=128773"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts\/128773\/revisions"}],"predecessor-version":[{"id":203272,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts\/128773\/revisions\/203272"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/media?parent=128773"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/categories?post=128773"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/tags?post=128773"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}