{"id":3822,"date":"2023-07-09T10:36:46","date_gmt":"2023-07-09T01:36:46","guid":{"rendered":"https:\/\/dennie.tokyo\/it\/?p=3822"},"modified":"2023-07-09T11:02:13","modified_gmt":"2023-07-09T02:02:13","slug":"%e3%80%90go%e3%80%91%e9%96%a2%e6%95%b0%e3%81%ae%e5%9f%ba%e6%9c%ac","status":"publish","type":"post","link":"https:\/\/dennie.tokyo\/it\/?p=3822","title":{"rendered":"\u3010Go\u3011\u95a2\u6570\u306e\u57fa\u672c"},"content":{"rendered":"\n<p>\u95a2\u6570\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u3002<\/p>\n\n\n\n<!--more-->\n\n\n\n<h1 class=\"wp-block-heading\">\u57fa\u672c\u306e\u95a2\u6570<\/h1>\n\n\n\n<p>\u30d9\u30fc\u30b7\u30c3\u30af\u306a\u95a2\u6570\u306e\u4f8b\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>\/\/ \u57fa\u672c\u306e\u95a2\u6570\nfunc sample01(msg string) string {\n\treturn msg + &quot;:\u8fd4\u7b54&quot;\n}<\/code><\/pre><\/div>\n\n\n\n<p>\u547c\u3073\u51fa\u3057\u65b9\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>func main() {\n\tfmt.Println(sample01(&quot;\u3053\u3093\u306b\u3061\u306f&quot;)) \/\/ &quot;\u3053\u3093\u306b\u3061\u306f:\u8fd4\u7b54&quot; \u3068\u8868\u793a\u3055\u308c\u307e\u3059\u3002 \n}<\/code><\/pre><\/div>\n\n\n\n<h1 class=\"wp-block-heading\">\u5f15\u6570\u304c\u8907\u6570<\/h1>\n\n\n\n<p>\u5f15\u6570\u304c\u8907\u6570\u5fc5\u8981\u306a\u5834\u5408\u3001\u5f15\u6570\u3092\u30ab\u30f3\u30de\u533a\u5207\u308a\u3067\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>\/\/ \u5f15\u6570\u304c\u8907\u6570\nfunc sample02(arg1 int, arg2 int) int {\n\treturn arg1 + arg2\n}<\/code><\/pre><\/div>\n\n\n\n<p>\u540c\u3058\u578b\u306e\u5834\u5408\u3001\u7701\u7565\u51fa\u6765\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>\/\/ \u5f15\u6570\u304c\u8907\u6570 \u5f15\u6570\u578b\u30bf\u30a4\u30d7\u7701\u7565\nfunc sample02(arg1, arg2 int) int {\n\treturn arg1 + arg2\n}<\/code><\/pre><\/div>\n\n\n\n<h1 class=\"wp-block-heading\">\u8907\u6570\u306e\u623b\u308a\u5024<\/h1>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>\/\/ \u623b\u308a\u5024\u304c\u8907\u6570\nfunc sample03(arg1, arg2 int) (int, error) {\n\tif arg1 == 0 {\n\t\treturn 0, errors.New(&quot;0\u3092\u6307\u5b9a\u3057\u306a\u3044\u3067\u4e0b\u3055\u3044\u3002&quot;)\n\t}\n\treturn arg1 \/ arg2, nil\n}<\/code><\/pre><\/div>\n\n\n\n<p>\u30dd\u30a4\u30f3\u30c8<\/p>\n\n\n\n<ol class=\"box_list under_line number_list\">\n<li>\u623b\u308a\u5024\u306e\u578b\u3092\u30ab\u30f3\u30de\u533a\u5207\u308a\u3067\u6307\u5b9a\u3059\u308b<\/li>\n<li>\u5168\u3066\u306e\u623b\u308a\u5024\u3092\u8fd4\u5374\u3059\u308b<\/li>\n<\/ol>\n\n\n\n<h2 class=\"wp-block-heading\">\u5b9f\u884c\u30d1\u30bf\u30fc\u30f3<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\">\u901a\u5e38<\/h3>\n\n\n\n<p>\u591a\u91cd\u4ee3\u5165\u3067\u8907\u6570\u306e\u623b\u308a\u5024\u3092\u53d7\u3051\u53d6\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>func main() {\n\tr, err := sample03(3, 3)\n\tif err == nil {\n\t\tfmt.Println(err)\n\t}\n\tfmt.Println(r) \/\/ 1 \u304c\u8868\u793a\u3055\u308c\u308b\u3002\n}<\/code><\/pre><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">\u30a8\u30e9\u30fc<\/h3>\n\n\n\n<p>Go\u3067\u306f\u95a2\u6570\u3084\u30e1\u30bd\u30c3\u30c8\u304c\u547c\u3073\u51fa\u3057\u5143\u3078\u30a8\u30e9\u30fc\u3092\u77e5\u3089\u305b\u308b\u306b\u306f\u3001\u623b\u308a\u5024\u306b\u30a8\u30e9\u30fc\u3092\u8fd4\u5374\u3057\u307e\u3059\u3002\u4f8b\u5916\u3092\u767a\u751f\u3055\u305b\u308b\u3088\u3046\u306a\u4e8b\u306f\u3067\u304d\u306a\u3044\u3088\u3046\u3067\u3059\u3002<br>\u4ee5\u4e0b\u306f\u3001\u30a8\u30e9\u30fc\u3092\u8fd4\u5374\u3059\u308b\u6642\u306e\u4f8b\u306b\u306a\u308a\u307e\u3059\u3002\u30a8\u30e9\u30fc\u306e\u623b\u308a\u5024\u306f\u6700\u5f8c\u306b\u8fd4\u3059\u3088\u3046\u306b\u3059\u308b\u306e\u304c\u304a\u6c7a\u307e\u308a\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>func main() {\n\tr, err := sample03(0, 3)\n\tif err == nil {\n\t\tfmt.Println(err) \/\/ &quot;0\u3092\u6307\u5b9a\u3057\u306a\u3044\u3067\u4e0b\u3055\u3044\u3002&quot; \u304c\u8868\u793a\u3055\u308c\u308b\u3002\n\t}\n}<\/code><\/pre><\/div>\n\n\n\n<h1 class=\"wp-block-heading\">\u623b\u308a\u5024\u306e\u7121\u8996<\/h1>\n\n\n\n<p>Go\u306f\u5909\u6570\u3092\u4f7f\u7528\u3057\u306a\u3044\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u30a8\u30e9\u30fc\u306b\u306a\u308a\u307e\u3059\u3002\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u3042\u308b\u5909\u6570\u304b\u3089\u5fc5\u8981\u306e\u306a\u3044\u623b\u308a\u5024\u3092\u53d7\u3051\u53d6\u3063\u305f\u5834\u5408\u56f0\u308a\u307e\u3059\u3002<br>\u3053\u306e\u3088\u3046\u306b\u623b\u308a\u5024\u3092\u4f7f\u7528\u3059\u308b\u5fc5\u8981\u304c\u306a\u3044\u5834\u5408\u3001_ (\u30a2\u30f3\u30c0\u30fc\u30b9\u30b3\u30a2) \u3067\u623b\u308a\u5024\u3092\u7121\u8996\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<div class=\"hcb_wrap\"><pre class=\"prism line-numbers lang-plain\"><code>func main() {\n\tr, _ := sample03(6, 3)\n\tfmt.Println(r) \/\/ 2 \u304c\u8868\u793a\u3055\u308c\u308b\u3002\n}<\/code><\/pre><\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u95a2\u6570\u306e\u57fa\u672c\u7684\u306a\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u3002<\/p>\n","protected":false},"author":1,"featured_media":1258,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[33],"tags":[],"class_list":["post-3822","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-go"],"_links":{"self":[{"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts\/3822","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3822"}],"version-history":[{"count":5,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts\/3822\/revisions"}],"predecessor-version":[{"id":3827,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/posts\/3822\/revisions\/3827"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=\/wp\/v2\/media\/1258"}],"wp:attachment":[{"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3822"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3822"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dennie.tokyo\/it\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3822"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}