{"id":126716,"date":"2024-03-24T23:29:51","date_gmt":"2024-03-24T14:29:51","guid":{"rendered":"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"},"modified":"2024-03-27T08:46:24","modified_gmt":"2024-03-26T23:46:24","slug":"java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","title":{"rendered":"Java \u3067 boolean \u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"

Java\u306b\u304a\u3051\u308bboolean\u578b\u306f\u771f\u507d\u306e2\u3064\u306e\u5024\u3067\u3042\u308btrue\u3001false\u3092\u8868\u3059\u3002\u8ad6\u7406\u5224\u5b9a\u3084\u6761\u4ef6\u5236\u5fa1\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002<\/p>\n

\u4ee5\u4e0b\u306b\u30d6\u30fc\u30eb\u578b\u306e\u4f7f\u3044\u65b9\u3092\u793a\u3057\u307e\u3059\u3002<\/p>\n

    \n
  1. boolean\u5909\u6570\u306e\u5ba3\u8a00\u3068\u521d\u671f\u5316\uff1a<\/li>\n<\/ol>\n
    boolean<\/span> isTrue<\/span> =<\/span> true<\/span>;\r\nboolean<\/span> isFalse<\/span> =<\/span> false<\/span>;\r\n<\/code><\/pre>\n
      \n
    1. \u6761\u4ef6\u6587\u3067\u771f\u507d\u5024\u5909\u6570\u3092\u4f7f\u7528\u3059\u308b\uff1a<\/li>\n<\/ol>\n
      if<\/span> (isTrue) {\r\n\/\/ \u6267\u884c\u6b64\u4ee3\u7801\u5757<\/span>\r\n}\r\nif<\/span> (!isFalse) {\r\n\/\/ \u6267\u884c\u6b64\u4ee3\u7801\u5757<\/span>\r\n}\r\n<\/code><\/pre>\n
        \n
      1. \u6bd4\u8f03\u6f14\u7b97\u5b50\u3092\u4f7f\u7528\u3057\u3066boolean\u5024\u3092\u8fd4\u3059\u3002<\/li>\n<\/ol>\n
        boolean<\/span> isEqual<\/span> =<\/span> (1<\/span> == 1<\/span>); \/\/ true<\/span>\r\nboolean<\/span> isGreater<\/span> =<\/span> (10<\/span> > 5<\/span>); \/\/ true<\/span>\r\nboolean<\/span> isLess<\/span> =<\/span> (3<\/span> < 2<\/span>); \/\/ false<\/span>\r\n<\/code><\/pre>\n
          \n
        1. \u8907\u6570\u306e\u771f\u507d\u5024\u3092\u8ad6\u7406\u6f14\u7b97\u5b50\u3067\u7d44\u307f\u5408\u308f\u305b\u308b\uff1a<\/li>\n<\/ol>\n
          boolean<\/span> result<\/span> =<\/span> (true<\/span> && false<\/span>); \/\/ false<\/span>\r\nboolean<\/span> result2<\/span> =<\/span> (true<\/span> || false<\/span>); \/\/ true<\/span>\r\nboolean<\/span> result3<\/span> =<\/span> (!true<\/span>); \/\/ false<\/span>\r\n<\/code><\/pre>\n
          \u3054\u7559\u610f\u304f\u3060\u3055\u3044\uff1a<\/p>\n
            \n
          1. \u30d6\u30fc\u30eb\u578b\u306e\u5909\u6570\u306b\u306f true \u307e\u305f\u306f false \u306e 2 \u3064\u306e\u5024\u306e\u307f\u5165\u308c\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002\u4ed6\u306e\u5024\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002<\/li>\n
          2. \u8ad6\u7406\u6f14\u7b97\u5b50&&\uff08and\uff09\u3001||\uff08or\uff09\u3001!\uff08not\uff09\u3092\u4f7f\u7528\u3057\u3066\u3001\u8907\u6570\u306eboolean\u5024\u3092\u7d44\u307f\u5408\u308f\u305b\u3066\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/li>\n<\/ol>\n","protected":false},"excerpt":{"rendered":"
            Java\u306b\u304a\u3051\u308bboolean\u578b\u306f\u771f\u507d\u306e2\u3064\u306e\u5024\u3067\u3042\u308btrue\u3001false\u3092\u8868\u3059\u3002\u8ad6\u7406\u5224\u5b9a\u3084\u6761\u4ef6\u5236\u5fa1\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002 \u4ee5\u4e0b\u306b\u30d6\u30fc\u30eb\u578b\u306e\u4f7f\u3044\u65b9\u3092\u793a\u3057\u307e\u3059\u3002 boolean\u5909\u6570\u306e\u5ba3\u8a00\u3068\u521d\u671f\u5316\uff1a boolean isTrue = […]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-126716","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"\nJava \u3067 boolean \u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5 - 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\/java-\u3067-boolean-\u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\/\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java \u3067 boolean \u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\" \/>\n<meta property=\"og:description\" content=\"Java\u306b\u304a\u3051\u308bboolean\u578b\u306f\u771f\u507d\u306e2\u3064\u306e\u5024\u3067\u3042\u308btrue\u3001false\u3092\u8868\u3059\u3002\u8ad6\u7406\u5224\u5b9a\u3084\u6761\u4ef6\u5236\u5fa1\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002 \u4ee5\u4e0b\u306b\u30d6\u30fc\u30eb\u578b\u306e\u4f7f\u3044\u65b9\u3092\u793a\u3057\u307e\u3059\u3002 boolean\u5909\u6570\u306e\u5ba3\u8a00\u3068\u521d\u671f\u5316\uff1a boolean isTrue = […]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/ja\/blog\/java-\u3067-boolean-\u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-24T14:29:51+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-26T23:46:24+00:00\" \/>\n<meta name=\"author\" content=\"\u967d, \u5411\u5b87\" \/>\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=\"\u967d, \u5411\u5b87\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/\",\"url\":\"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/\",\"name\":\"Java \u3067 boolean \u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5 - Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#website\"},\"datePublished\":\"2024-03-24T14:29:51+00:00\",\"dateModified\":\"2024-03-26T23:46:24+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/4aef6196128551a0f5d66db46c42866c\"},\"breadcrumb\":{\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#breadcrumb\"},\"inLanguage\":\"ja\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"https:\/\/www.silicloud.com\/ja\/blog\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Java \u3067 boolean \u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\"}]},{\"@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\/4aef6196128551a0f5d66db46c42866c\",\"name\":\"\u967d, \u5411\u5b87\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/ad96b120e219751fa368cbd7d2c48ca01b59185e6ed394449bac72614a760bf3?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/ad96b120e219751fa368cbd7d2c48ca01b59185e6ed394449bac72614a760bf3?s=96&d=mm&r=g\",\"caption\":\"\u967d, \u5411\u5b87\"},\"url\":\"https:\/\/www.silicloud.com\/ja\/blog\/author\/hinatasora\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"ja\",\"@id\":\"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"Java \u3067 boolean \u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5 - 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\/java-\u3067-boolean-\u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\/","og_locale":"ja_JP","og_type":"article","og_title":"Java \u3067 boolean \u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5","og_description":"Java\u306b\u304a\u3051\u308bboolean\u578b\u306f\u771f\u507d\u306e2\u3064\u306e\u5024\u3067\u3042\u308btrue\u3001false\u3092\u8868\u3059\u3002\u8ad6\u7406\u5224\u5b9a\u3084\u6761\u4ef6\u5236\u5fa1\u306b\u4f7f\u7528\u3055\u308c\u308b\u3002 \u4ee5\u4e0b\u306b\u30d6\u30fc\u30eb\u578b\u306e\u4f7f\u3044\u65b9\u3092\u793a\u3057\u307e\u3059\u3002 boolean\u5909\u6570\u306e\u5ba3\u8a00\u3068\u521d\u671f\u5316\uff1a boolean isTrue = […]","og_url":"https:\/\/www.silicloud.com\/ja\/blog\/java-\u3067-boolean-\u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2024-03-24T14:29:51+00:00","article_modified_time":"2024-03-26T23:46:24+00:00","author":"\u967d, \u5411\u5b87","twitter_card":"summary_large_image","twitter_misc":{"\u57f7\u7b46\u8005":"\u967d, \u5411\u5b87"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","url":"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/","name":"Java \u3067 boolean \u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5 - Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/ja\/blog\/#website"},"datePublished":"2024-03-24T14:29:51+00:00","dateModified":"2024-03-26T23:46:24+00:00","author":{"@id":"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/4aef6196128551a0f5d66db46c42866c"},"breadcrumb":{"@id":"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#breadcrumb"},"inLanguage":"ja","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/"]}]},{"@type":"BreadcrumbList","@id":"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"https:\/\/www.silicloud.com\/ja\/blog\/"},{"@type":"ListItem","position":2,"name":"Java \u3067 boolean \u578b\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5"}]},{"@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\/4aef6196128551a0f5d66db46c42866c","name":"\u967d, \u5411\u5b87","image":{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.silicloud.com\/ja\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/ad96b120e219751fa368cbd7d2c48ca01b59185e6ed394449bac72614a760bf3?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/ad96b120e219751fa368cbd7d2c48ca01b59185e6ed394449bac72614a760bf3?s=96&d=mm&r=g","caption":"\u967d, \u5411\u5b87"},"url":"https:\/\/www.silicloud.com\/ja\/blog\/author\/hinatasora\/"},{"@type":"ImageObject","inLanguage":"ja","@id":"https:\/\/www.silicloud.com\/ja\/blog\/java-%e3%81%a7-boolean-%e5%9e%8b%e3%82%92%e4%bd%bf%e7%94%a8%e3%81%99%e3%82%8b%e6%96%b9%e6%b3%95\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts\/126716","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\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/comments?post=126716"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts\/126716\/revisions"}],"predecessor-version":[{"id":185530,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/posts\/126716\/revisions\/185530"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/media?parent=126716"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/categories?post=126716"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/ja\/blog\/wp-json\/wp\/v2\/tags?post=126716"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}