{"id":5960,"date":"2016-09-15T04:03:04","date_gmt":"2016-09-14T19:03:04","guid":{"rendered":"http:\/\/r-dimension.xsrv.jp\/classes_j\/?p=5960"},"modified":"2020-05-22T17:58:42","modified_gmt":"2020-05-22T08:58:42","slug":"cast","status":"publish","type":"post","link":"https:\/\/r-dimension.xsrv.jp\/classes_j\/cast\/","title":{"rendered":"3.3\u3000\u30c7\u30fc\u30bf\u578b\u306e\u5909\u63db"},"content":{"rendered":"\n

\u904b\u52d5\u306e\u5236\u5fa1\u306b\u306f\u5fc5\u305a\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092\u4f7f\u3044\u307e\u3059\u304c\u3001int\u578b\u3068float\u578b\u306e\u5909\u6570\u3069\u3061\u3089\u3092\u4f7f\u3046\u306e\u304b\u3001\u3088\u304f\u8003\u3048\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u5834\u5408\u306b\u3088\u3063\u3066\u306f\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u4e2d\u306b\u5909\u6570\u306e\u578b\u3092\u5909\u3048\u308b\u5fc5\u8981\u304c\u51fa\u3066\u304f\u308b\u5834\u5408\u3082\u3042\u308a\u307e\u3059\u3002\u3053\u3053\u3067\u306f\u3001\u305d\u308c\u3089\u306e\u578b\u3092\u5f37\u5236\u7684\u306b\u5909\u63db\u3059\u308b\u578b\u5909\u63db\uff08\u30ad\u30e3\u30b9\u30c8\uff09\u3092\u899a\u3048\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002
\u3059\u3067\u306b\u5909\u6570\u306e\u7bc0\u3067\u8ff0\u3079\u307e\u3057\u305f\u304c\u3001\u6b21\u306e\u5834\u5408\u306b\u306f\u30a8\u30e9\u30fc\u304c\u51fa\u307e\u3059\u3002<\/p>\n\n\n\n

\/\/\u53f3\u8fba\u306efloat\u578b\u306e\u5024\u304c\u3001\u5de6\u8fba\u3067\u5ba3\u8a00\u3055\u308c\u3066\u3044\u308bint\u578b\u3068\u5408\u308f\u306a\u3044\nint i = 5.5;\n\n\/\/int\u578b\u306f2147483647\u307e\u3067\u306e\u5024\u3057\u304b\u683c\u7d0d\u3067\u304d\u306a\u3044\u306e\u3067\u3001\u683c\u7d0d\u3067\u304d\u308b\u7bc4\u56f2\u3092\u8d85\u3048\u3066\u3044\u308b\nint i = 2147483648;<\/code><\/pre>\n\n\n\n
\u3067\u3059\u306e\u3067\u5927\u539f\u5247\u306f\u6b21\u306e\u3068\u304a\u308a\u3067\u3059\u3002
\u25cf\u5909\u6570\u306b\u5165\u308c\u308b\u5024\u306f\u3001\u5fc5\u305a\u305d\u306e\u5909\u6570\u306e\u578b\u306b\u5408\u308f\u305b\u308b\u3002\u4f8b: \u6574\u6570\u5024\u306a\u3089int\u3001\u5c0f\u6570\u5024\u306a\u3089float
\u25cf\u578b\u306e\u8a31\u5bb9\u7bc4\u56f2\u3092\u8d85\u3048\u305f\u5024\u3092\u5165\u308c\u3066\u306f\u3044\u3051\u306a\u3044<\/strong><\/p>\n\n\n\n\n\n\n\n
3.3.1\u3000int\u578b\u3068float\u578b\u306e\u5909\u6570\u3092\u8db3\u3057\u3066\u307f\u308b<\/h1>\n\n\n\n
\u305d\u308c\u3067\u306f\u3001\u6b21\u306e\u5834\u5408\u306f\u3069\u3046\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
int i = 3;\nfloat f = 0.6;\nint result;\n\nresult = i + f;\n\nprintln(result);<\/code><\/pre>\n\n\n\n
\u3053\u308c\u306f\u3001\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002int\u578b\u306ei\u3068float\u578b\u306ef\u3092\u8db3\u3057\u305f\u5024\u306f3.6\u306b\u306a\u308a\u3001float\u578b\u306b\u306a\u308a\u307e\u3059\u306d\u3002result\u306fint\u578b\u306a\u306e\u3067\u5f53\u7136\u306e\u7d50\u679c\u3067\u3059\u3002
\u305d\u308c\u3067\u306fresult\u3092float\u578b\u306b\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
int i = 3;\nfloat f = 0.6;\nfloat result;\n\nresult = i + f;\n\nprintln(result);<\/code><\/pre>\n\n\n\n
\u7d50\u679c\u306f\u554f\u984c\u306a\u304f3.6\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u30023.6\u306ffloat\u578b\u306a\u306e\u3067\u3001float\u578b\u306e\u5909\u6570\u306b\u5165\u308c\u308b\u5206\u306b\u306f\u554f\u984c\u306a\u3044\u304b\u3089\u3067\u3059\u3002<\/p>\n\n\n\n
3.3.2\u3000\u578b\u5909\u63db\uff08\u30ad\u30e3\u30b9\u30c8\uff09<\/h1>\n\n\n\n
\u305d\u308c\u3067\u306f\u3001\u672c\u984c\u306e\u578b\u5909\u63db\u3067\u3059\u3002\u30ad\u30e3\u30b9\u30c8\u3068\u547c\u3070\u308c\u307e\u3059\u3002int\u578b\u306e\u5909\u6570\u3068float\u578b\u306e\u5909\u6570\u3092\u8db3\u3057\u305f\u5024\u3092int\u578b\u306e\u5909\u6570\u306b\u5165\u308c\u308b\u5834\u5408\u306b\u306f\u3001\u6b21\u306e\u95a2\u6570\u3092\u4f7f\u3044\u307e\u3059\u3002<\/p>\n\n\n\n
int(\u5c0f\u6570\u5024)<\/code><\/pre>\n\n\n\n
\u3072\u3068\u3064\u30dd\u30a4\u30f3\u30c8\u304c\u3042\u308a\u307e\u3059\u3002\u5c0f\u6570\u5024\u3092int()\u95a2\u6570\u3067\u5909\u63db\u3059\u308b\u3068\u3001\u5c0f\u6570\u70b9\u4ee5\u4e0b\u304c\u5207\u308a\u6368\u3066<\/strong>\u306b\u306a\u308a\u307e\u3059\u3002\u5207\u308a\u4e0a\u3052\u3084\u56db\u6368\u4e94\u5165\u3067\u306f\u3042\u308a\u307e\u305b\u3093\u3002
\u6b21\u306e\u5834\u5408\u306f\u3069\u3061\u3089\u30825\u304c\u51fa\u529b\u3055\u308c\u307e\u3059\u3002<\/p>\n\n\n\n
int result1 = int(5.1);\nint result2 = int(5.6);\n\nprintln(result1);\nprintln(result2);<\/code><\/pre>\n\n\n\n
\u305d\u308c\u3067\u306f\u3001\u578b\u5909\u63db\u306f\u3069\u306e\u3088\u3046\u306a\u30b1\u30fc\u30b9\u3067\u5fc5\u8981\u306a\u306e\u3067\u3057\u3087\u3046\u304b\u3002\u4f8b\u3048\u3070random\u95a2\u6570\u3092\u4f7f\u3063\u3066\u30e9\u30f3\u30c0\u30e0\u306b\u80cc\u666f\u8272\u3092\u8a2d\u5b9a\u3057\u3066\u307f\u307e\u3059\u3002<\/p>\n\n\n\n
int bkColor;  \/\/\u80cc\u666f\u8272\u7528\u306e\u5909\u6570\n\nsize(400, 400);\n\nbkColor = random(255);  \/\/0.0~255.0\u307e\u3067\u306e\u5024\u3092\u8fd4\u3059\uff08255.0\u306f\u542b\u307e\u306a\u3044\uff09\n\nbackground(bkColor);<\/code><\/pre>\n\n\n\n
\u3059\u308b\u3068\u3001\u30a8\u30e9\u30fc\u306b\u306a\u3063\u3066\u3057\u307e\u3044\u307e\u3059\u3002\u5b9f\u306f\u3001random\u95a2\u6570\u306f\u3053\u306e\u5834\u54080~255\u306e\u5024\u3092\u8fd4\u3057\u307e\u3059\u304c\u3001\u5fc5\u305afloat\u578b\u306e\u5024\u306b\u306a\u308a\u307e\u3059\u3002\u3064\u307e\u308a\u6b63\u78ba\u306b\u306f0.0~255.0\u306e\u5024\u306a\u306e\u3067\u3059\u3002\u5f53\u7136\u3001int\u578b\u5909\u6570\u306ebkColor\u306b\u5165\u308c\u308b\u3053\u3068\u306f\u3067\u304d\u307e\u305b\u3093\u3002\u3053\u3053\u3067\u578b\u5909\u63db\u3067\u3059\u3002int()\u3067\u56f2\u3046\u3068\u30a8\u30e9\u30fc\u304c\u51fa\u306a\u304f\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n
int bkColor;  \/\/\u80cc\u666f\u8272\u7528\u306e\u5909\u6570\n\nsize(400, 400);\n\nbkColor = int(random(255));  \/\/0~255\u307e\u3067\u306e\u5024\u3092\u8fd4\u3059\uff08255\u306f\u542b\u307e\u306a\u3044\uff09\n\nbackground(bkColor);<\/code><\/pre>\n\n\n\n
\u578b\u5909\u63db\u306ffloat\u2192int\u3060\u3051\u3067\u306a\u304f\u3001\u591a\u304f\u306e\u578b\u3067\u5909\u63db\u53ef\u80fd\u3067\u3059\u3002\u3057\u304b\u3057\u3001\u901a\u5e38\u306fint()\u304bfloat()<\/strong>\u3092\u4f7f\u7528\u3059\u308b\u5834\u5408\u304c\u591a\u3044\u3067\u3057\u3087\u3046\u3002<\/p>\n\n\n\n
\u30ea\u30b9\u30c83.3-a<\/div>\n\n\n\n\n\n\n\n\t\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t
\u4f7f\u7528\u983b\u5ea6<\/th>\u95a2\u6570\u540d<\/th>\u6a5f\u80fd<\/th>\n<\/tr>\n<\/thead>\n
<\/td>binary()<\/td>2\u9032\u6570\u8868\u8a18\u306e\u6587\u5b57\u5217\u306b\u5909\u63db<\/td>\n<\/tr>\n
<\/td>byte()<\/td>int\u578b\u306e\u5834\u5408\u30010\u306ffalse\u3001\u305d\u308c\u4ee5\u5916\u306ftrue\u306b\u5909\u63db<\/td>\n<\/tr>\n
<\/td>byte()<\/td>-128 ~ 127\u306b\u5909\u63db<\/td>\n<\/tr>\n
<\/td>char()<\/td>1\u6587\u5b57\u306b\u5909\u63db<\/td>\n<\/tr>\n
\u25ce<\/td>float()<\/td>\u5c0f\u6570\u5024\u306b\u5909\u63db<\/td>\n<\/tr>\n
\u25ce<\/td>int()<\/td>\u6574\u6570\u5024\u306b\u5909\u63db<\/td>\n<\/tr>\n
\u25cb<\/td>str()<\/td>\u6587\u5b57\u5217\u306b\u5909\u63db<\/td>\n<\/tr>\n
<\/td>unbinary()<\/td>2\u9032\u6570\u8868\u8a18\u306e\u6587\u5b57\u5217\u3092\u6570\u5024\u306b\u5909\u63db<\/td>\n<\/tr>\n
<\/td>hex()<\/td>16\u9032\u6570\u8868\u8a18\u306e\u6587\u5b57\u5217\u306b\u5909\u63db<\/td>\n<\/tr>\n
<\/td>unhex()<\/td>16\u9032\u6570\u8868\u8a18\u306e\u6587\u5b57\u5217\u3092\u6570\u5024\u306b\u5909\u63db<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n","protected":false},"excerpt":{"rendered":"
\u904b\u52d5\u306e\u5236\u5fa1\u306b\u306f\u5fc5\u305a\u30b0\u30ed\u30fc\u30d0\u30eb\u5909\u6570\u3092\u4f7f\u3044\u307e\u3059\u304c\u3001int\u578b\u3068fl… Read more »<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[10,29],"tags":[],"class_list":["post-5960","post","type-post","status-publish","format-standard","hentry","category-processing","category-i"],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/r-dimension.xsrv.jp\/classes_j\/wp-json\/wp\/v2\/posts\/5960","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/r-dimension.xsrv.jp\/classes_j\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/r-dimension.xsrv.jp\/classes_j\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/r-dimension.xsrv.jp\/classes_j\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/r-dimension.xsrv.jp\/classes_j\/wp-json\/wp\/v2\/comments?post=5960"}],"version-history":[{"count":22,"href":"https:\/\/r-dimension.xsrv.jp\/classes_j\/wp-json\/wp\/v2\/posts\/5960\/revisions"}],"predecessor-version":[{"id":10331,"href":"https:\/\/r-dimension.xsrv.jp\/classes_j\/wp-json\/wp\/v2\/posts\/5960\/revisions\/10331"}],"wp:attachment":[{"href":"https:\/\/r-dimension.xsrv.jp\/classes_j\/wp-json\/wp\/v2\/media?parent=5960"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/r-dimension.xsrv.jp\/classes_j\/wp-json\/wp\/v2\/categories?post=5960"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/r-dimension.xsrv.jp\/classes_j\/wp-json\/wp\/v2\/tags?post=5960"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}