{"id":1726,"date":"2023-05-11T06:40:18","date_gmt":"2023-05-11T06:40:18","guid":{"rendered":"https:\/\/www.liutianfeng.com\/?p=1726"},"modified":"2023-05-17T01:25:18","modified_gmt":"2023-05-17T01:25:18","slug":"%e6%95%b0%e7%bb%84-array","status":"publish","type":"post","link":"https:\/\/www.liutianfeng.com\/?p=1726","title":{"rendered":"\u6570\u7ec4 &#8211; Array"},"content":{"rendered":"<p><strong>\u5b9a\u4e49\uff1a<\/strong><\/p>\n<p>\u5177\u6709\u76f8\u540c\u6570\u636e\u7c7b\u578b\u7684\u6570\u636e\u9879\u7ec4\u6210\u7684\u4e00\u7ea7\u957f\u5ea6\u56fa\u5b9a\u7684\u5e8f\u5217\u3002\u6570\u636e\u9879\u662f\u6570\u7ec4\u7684\u5143\u7d20\uff0c\u6570\u7ec4\u7684\u957f\u5ea6\u5fc5\u987b\u662f\u975e\u8d1f\u6574\u6570\u7684\u5e38\u91cf\uff0c\u957f\u5ea6\u4e5f\u662f\u7c7b\u578b\u7684\u4e00\u90e8\u5206\u3002<\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">var arr [10]int\nfmt.Printf(\"Type: %T\\n\", arr) \/\/ Type: [10]int<\/code><\/pre>\n<p><strong>\u5b57\u9762\u91cf\uff1a<\/strong><\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">\u65b9\u6cd51\uff1a\nvar a = [10]int{10, 20, 30}\nfmt.Println(a) \/\/ [10 20 30 0 0 0 0 0 0 0], \u6ca1\u6709\u5b9a\u4e49\u7684\u53d60\u503c; [10]int{}\u7684\u8bdd\u5c31\u662f\u51680\n\n\u65b9\u6cd52\uff1a\u7d22\u5f15\nvar a = [10]int{1: 20, 5: 30}\nfmt.Println(a)  \/\/ [0 20 0 0 0 30 0 0 0 0]\n\n\u65b9\u6cd53\uff1a\u81ea\u52a8\u63a8\u5bfc[...]\nvar a = [...]int{1: 20, 5: 30}\nfmt.Printf(\"Type: %T, Value: %v\\n\", a, a) \/\/ Type: [6]int, Value: [0 20 0 0 0 30]<\/code><\/pre>\n<p><strong>\u6570\u7ec4\u6bd4\u8f83\uff1a<\/strong>\u957f\u5ea6\u3001\u6bcf\u4e2a\u5143\u7d20\u5168\u90e8\u76f8\u540c\u624d\u76f8\u540c<\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">num1 := [3]int{1, 3, 4}\nnum2 := [3]int{1, 2, 4}\nnum3 := [3]int{1, 2, 4}\nfmt.Println(num1 == num2, num3 == num2) \/\/ false true<\/code><\/pre>\n<p><strong>\u957f\u5ea6\u83b7\u53d6\uff1alen<\/strong><\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">fmt.Println(len(num1)) \/\/ 3<\/code><\/pre>\n<p><strong>\u8bbf\u95ee\u3001\u4fee\u6539\u5143\u7d20\uff1a\u7d22\u5f15<\/strong><\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">num1 := [3]int{1, 3, 4}\nfmt.Println(num1[2], num1[:1], num1[1:2]) \/\/ 4 [1] [3]\nnum1[0] = 1000\nfmt.Println(num1) \/\/ [1000 3 4]<\/code><\/pre>\n<p><strong>for range:<\/strong><\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">for k, v := range num1 {\n    fmt.Println(\"Key:\", k, \"Value:\", v)\n}\n\nKey: 0 Value: 1\nKey: 1 Value: 3\nKey: 2 Value: 4<\/code><\/pre>\n<p><strong>\u591a\u7ef4\u6570\u7ec4\uff1a<\/strong>\u6bcf\u4e2a\u6570\u636e\u7684\u5143\u7d20\u4e5f\u662f\u4e00\u4e2a\u6570\u7ec4<\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">arr1 := [3][2]int{[2]int{1, 2}}\nfmt.Printf(\"%v\\n\", arr1)  \/\/ [[1 2] [0 0] [0 0]]\narr1[1][1] = 1000\nfmt.Println(arr1) \/\/ [[1 2] [0 1000] [0 0]]<\/code><\/pre>\n<p>\u8f6c\u8f7d\u8bf7\u6ce8\u660e\uff1a<a href=\"https:\/\/www.liutianfeng.com\">liutianfeng.com<\/a> &raquo; <a href=\"https:\/\/www.liutianfeng.com\/?p=1726\">\u6570\u7ec4 &#8211; Array<\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>\u5b9a\u4e49\uff1a \u5177\u6709\u76f8\u540c\u6570\u636e\u7c7b\u578b\u7684\u6570\u636e\u9879\u7ec4\u6210\u7684\u4e00\u7ea7\u957f\u5ea6\u56fa\u5b9a\u7684\u5e8f\u5217\u3002\u6570\u636e\u9879\u662f\u6570\u7ec4\u7684\u5143\u7d20\uff0c\u6570\u7ec4\u7684\u957f\u5ea6\u5fc5\u987b\u662f\u975e\u8d1f\u6574\u6570\u7684\u5e38\u91cf\uff0c [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[70],"tags":[],"_links":{"self":[{"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/posts\/1726"}],"collection":[{"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1726"}],"version-history":[{"count":2,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/posts\/1726\/revisions"}],"predecessor-version":[{"id":1746,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=\/wp\/v2\/posts\/1726\/revisions\/1746"}],"wp:attachment":[{"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1726"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1726"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.liutianfeng.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1726"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}