{"id":45554,"date":"2023-02-13T18:47:14","date_gmt":"2022-11-28T23:02:16","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45554-2\/"},"modified":"2024-04-29T14:29:24","modified_gmt":"2024-04-29T06:29:24","slug":"45554-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45554-2\/","title":{"rendered":""},"content":{"rendered":"<h4>\u8cea\u554f1: Rust\u8a00\u8a9e\u306e\u30c7\u30fc\u30bf\u578b\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/h4>\n<h4>\u56de\u7b541:<\/h4>\n<hr \/>\n<p>Rust\u8a00\u8a9e\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30c7\u30fc\u30bf\u578b\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30d7\u30ea\u30df\u30c6\u30a3\u30d6\u578b<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb bool: \u771f\u507d\u5024 (true\/false)<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb char: Unicode\u306e\u5358\u4e00\u306e\u6587\u5b57<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb \u6570\u5024\u578b<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb \u6574\u6570\u578b: i8, i16, i32, i64, i128, isize (\u7b26\u53f7\u3042\u308a), u8, u16, u32, u64, u128, usize (\u7b26\u53f7\u306a\u3057)<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb \u6d6e\u52d5\u5c0f\u6570\u70b9\u6570\u578b: f32, f64<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30b3\u30f3\u30d1\u30a6\u30f3\u30c9\u578b<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb \u914d\u5217 (array): \u540c\u3058\u578b\u306e\u8981\u7d20\u3092\u683c\u7d0d\u3059\u308b\u56fa\u5b9a\u9577\u306e\u30c7\u30fc\u30bf\u69cb\u9020<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb \u30bf\u30d7\u30eb (tuple): \u7570\u306a\u308b\u578b\u306e\u8981\u7d20\u3092\u8907\u6570\u6301\u3064\u56fa\u5b9a\u9577\u306e\u30c7\u30fc\u30bf\u69cb\u9020<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb \u69cb\u9020\u4f53 (struct): \u7570\u306a\u308b\u578b\u306e\u8981\u7d20\u3092\u6301\u3064\u30ab\u30b9\u30bf\u30e0\u306e\u30c7\u30fc\u30bf\u69cb\u9020<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb \u5217\u6319\u578b (enum): \u6709\u9650\u500b\u306e\u30d0\u30ea\u30a2\u30f3\u30c8\u304b\u3089\u6210\u308b\u30c7\u30fc\u30bf\u578b<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30dd\u30a4\u30f3\u30bf\u578b<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb \u53c2\u7167 (reference): \u5024\u306e\u6240\u6709\u6a29\u3092\u79fb\u52d5\u305b\u305a\u306b\u5024\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u65b9\u6cd5<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u30fb \u30dd\u30a4\u30f3\u30bf (pointer): \u30a2\u30c9\u30ec\u30b9\u3092\u8868\u3059\u578b<\/ol>\n<p>Rust\u8a00\u8a9e\u306e\u30c7\u30fc\u30bf\u578b\u306f\u3001\u9759\u7684\u578b\u4ed8\u3051\u3092\u63a1\u7528\u3057\u3066\u3044\u308b\u305f\u3081\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u578b\u306e\u6574\u5408\u6027\u304c\u30c1\u30a7\u30c3\u30af\u3055\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u5909\u6570\u306e\u6240\u6709\u6a29\u306b\u95a2\u3059\u308b\u30eb\u30fc\u30eb\u304c\u53b3\u5bc6\u306b\u5b9a\u7fa9\u3055\u308c\u3066\u304a\u308a\u3001\u30e1\u30e2\u30ea\u5b89\u5168\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<hr \/>\n<h4>\u8cea\u554f2: Rust\u8a00\u8a9e\u306e\u6587\u5b57\u5217\u578b\u306e\u4f7f\u3044\u65b9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/h4>\n<h4>\u56de\u7b542:<\/h4>\n<hr \/>\n<p>Rust\u8a00\u8a9e\u306b\u306f\u3001\u4ee5\u4e0b\u306e2\u3064\u306e\u6587\u5b57\u5217\u578b\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9 (string slice): &amp;str<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb\u3000UTF-8\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305f\u30d0\u30a4\u30c8\u5217\u3092\u6307\u3059\u4e0d\u5909\u306e\u53c2\u7167\u578b<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb\u3000\u6587\u5b57\u5217\u30ea\u30c6\u30e9\u30eb\u306f\u3001\u30b3\u30f3\u30d1\u30a4\u30eb\u6642\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30d0\u30a4\u30ca\u30ea\u306b\u57cb\u3081\u8fbc\u307e\u308c\u305f\u4e0d\u5909\u306e&amp;&#8217;static str\u578b\u3068\u3057\u3066\u6271\u308f\u308c\u308b<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u6587\u5b57\u5217 (String)<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb\u3000\u53ef\u5909\u306eUTF-8\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305f\u6587\u5b57\u5217\u578b<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\n<li style=\"list-style-type: none;\">\n<ol>\u30fb\u3000\u30d2\u30fc\u30d7\u306b\u683c\u7d0d\u3055\u308c\u308b\u53ef\u5909\u306e\u30d0\u30a4\u30c8\u5217\u3092\u6301\u3064<\/ol>\n<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<ol>\u30fb\u3000\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9\u304b\u3089\u4f5c\u6210\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b<\/ol>\n<p>\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9\u306f\u3001\u901a\u5e38\u306f\u4e0d\u5909\u3067\u3042\u308b\u305f\u3081\u3001\u6587\u5b57\u5217\u306e\u53c2\u7167\u3084\u64cd\u4f5c\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4e00\u65b9\u3001\u6587\u5b57\u5217\u306f\u53ef\u5909\u3067\u3042\u308b\u305f\u3081\u3001\u6587\u5b57\u5217\u306e\u64cd\u4f5c\u304c\u5fc5\u8981\u306a\u5834\u5408\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u307e\u305f\u3001\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9\u3068\u6587\u5b57\u5217\u306f\u76f8\u4e92\u5909\u63db\u304c\u53ef\u80fd\u3067\u3059\u3002\u4f8b\u3048\u3070\u3001\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9\u304b\u3089\u6587\u5b57\u5217\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001to_string()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<hr \/>\n<h4>\u8cea\u554f3: Rust\u8a00\u8a9e\u306e\u6587\u5b57\u5217\u578b\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/h4>\n<h4>\u56de\u7b543:<\/h4>\n<hr \/>\n<p>Rust\u8a00\u8a9e\u306e\u6587\u5b57\u5217\u578b\u306b\u306f\u3001\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9(&amp;str)\u3068\u6587\u5b57\u5217(String)\u306e2\u3064\u304c\u3042\u308a\u307e\u3059\u3002\u305d\u308c\u305e\u308c\u306e\u4f7f\u3044\u65b9\u3092\u4ee5\u4e0b\u306b\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n<p>\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9(&amp;str)\u306e\u4f7f\u3044\u65b9<br \/>\n\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9\u306f\u3001UTF-8\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305f\u30d0\u30a4\u30c8\u5217\u3092\u6307\u3059\u4e0d\u5909\u306e\u53c2\u7167\u578b\u3067\u3042\u308a\u3001\u901a\u5e38\u306f\u4e0d\u5909\u3067\u3042\u308b\u305f\u3081\u3001\u6587\u5b57\u5217\u306e\u53c2\u7167\u3084\u64cd\u4f5c\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9\u306e\u5ba3\u8a00\u3068\u4f7f\u7528\u4f8b\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">s<\/span><span class=\"p\">:<\/span> <span class=\"o\">&amp;<\/span><span class=\"nb\">str<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"Hello, world!\"<\/span><span class=\"p\">;<\/span> <span class=\"c1\">\/\/ \u6587\u5b57\u5217\u30ea\u30c6\u30e9\u30eb\u306f&amp;'static str\u578b\u3067\u3042\u308b\u305f\u3081\u3001\u660e\u793a\u7684\u306a\u578b\u6307\u5b9a\u306f\u4e0d\u8981<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">s<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ Hello, world!<\/span>\r\n    \r\n    <span class=\"k\">let<\/span> <span class=\"n\">slice<\/span> <span class=\"o\">=<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">s<\/span><span class=\"p\">[<\/span><span class=\"mi\">0<\/span><span class=\"o\">..<\/span><span class=\"mi\">5<\/span><span class=\"p\">];<\/span> <span class=\"c1\">\/\/ \u30b9\u30e9\u30a4\u30b9\u3092\u4f5c\u6210\u3059\u308b<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">slice<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ Hello<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u6587\u5b57\u5217(String)\u306e\u4f7f\u3044\u65b9<br \/>\n\u6587\u5b57\u5217\u306f\u3001\u53ef\u5909\u306eUTF-8\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305f\u6587\u5b57\u5217\u578b\u3067\u3042\u308a\u3001\u6587\u5b57\u5217\u306e\u64cd\u4f5c\u304c\u5fc5\u8981\u306a\u5834\u5408\u306b\u4f7f\u7528\u3055\u308c\u307e\u3059\u3002\u4ee5\u4e0b\u306f\u3001\u6587\u5b57\u5217\u306e\u5ba3\u8a00\u3068\u4f7f\u7528\u4f8b\u3067\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"n\">s<\/span><span class=\"p\">:<\/span> <span class=\"nb\">String<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">String<\/span><span class=\"p\">::<\/span><span class=\"nf\">from<\/span><span class=\"p\">(<\/span><span class=\"s\">\"Hello, \"<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ \u53ef\u5909\u306e\u6587\u5b57\u5217\u3092\u5ba3\u8a00\u3059\u308b<\/span>\r\n    <span class=\"n\">s<\/span><span class=\"nf\">.push_str<\/span><span class=\"p\">(<\/span><span class=\"s\">\"world!\"<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ \u6587\u5b57\u5217\u3092\u9023\u7d50\u3059\u308b<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">s<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ Hello, world!<\/span>\r\n    \r\n    <span class=\"k\">let<\/span> <span class=\"n\">slice<\/span> <span class=\"o\">=<\/span> <span class=\"o\">&amp;<\/span><span class=\"n\">s<\/span><span class=\"p\">[<\/span><span class=\"mi\">0<\/span><span class=\"o\">..<\/span><span class=\"mi\">5<\/span><span class=\"p\">];<\/span> <span class=\"c1\">\/\/ \u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9\u3092\u4f5c\u6210\u3059\u308b<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">slice<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ Hello<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u6587\u5b57\u5217\u306e\u4f5c\u6210\u306b\u306f\u3001String::new()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u3067\u304d\u307e\u3059\u3002\u307e\u305f\u3001\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9\u304b\u3089\u6587\u5b57\u5217\u3092\u4f5c\u6210\u3059\u308b\u306b\u306f\u3001to_string()\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">s1<\/span><span class=\"p\">:<\/span> <span class=\"nb\">String<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">String<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">();<\/span> <span class=\"c1\">\/\/ \u7a7a\u306e\u6587\u5b57\u5217\u3092\u4f5c\u6210\u3059\u308b<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">s2<\/span><span class=\"p\">:<\/span> <span class=\"nb\">String<\/span> <span class=\"o\">=<\/span> <span class=\"s\">\"Hello, world!\"<\/span><span class=\"nf\">.to_string<\/span><span class=\"p\">();<\/span> <span class=\"c1\">\/\/ \u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9\u304b\u3089\u6587\u5b57\u5217\u3092\u4f5c\u6210\u3059\u308b<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{}\"<\/span><span class=\"p\">,<\/span> <span class=\"n\">s2<\/span><span class=\"p\">);<\/span> <span class=\"c1\">\/\/ Hello, world!<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>Rust\u306e\u6587\u5b57\u5217\u578b\u306b\u306f\u3001\u30e1\u30bd\u30c3\u30c9\u304c\u591a\u6570\u7528\u610f\u3055\u308c\u3066\u3044\u308b\u305f\u3081\u3001\u6587\u5b57\u5217\u306e\u64cd\u4f5c\u304c\u975e\u5e38\u306b\u67d4\u8edf\u3067\u3042\u308b\u3068\u8a00\u3048\u307e\u3059\u3002<\/p>\n<hr \/>\n<h4>\u8cea\u554f\uff14: Rust\u8a00\u8a9e\u306e\u6587\u5b57\u5217\u578b\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002<\/h4>\n<h4>\u56de\u7b54\uff14:<\/h4>\n<hr \/>\n<p>Rust\u8a00\u8a9e\u306e\u6587\u5b57\u5217\u578b\u306b\u306f\u3001\u591a\u6570\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u4ee5\u4e0b\u306b\u3001\u4ee3\u8868\u7684\u306a\u6587\u5b57\u5217\u578b\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u3044\u304f\u3064\u304b\u7d39\u4ecb\u3057\u307e\u3059\u3002<\/p>\n<h5>\u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9 (&amp;str)\u306e\u30e1\u30bd\u30c3\u30c9<\/h5>\n<p>\u30fb len(): \u6587\u5b57\u5217\u306e\u9577\u3055\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n\u30fb chars(): \u6587\u5b57\u5217\u3092Unicode\u30b9\u30ab\u30e9\u30fc\u5024\u306e\u30b7\u30fc\u30b1\u30f3\u30b9\u306b\u5909\u63db\u3059\u308b\u30a4\u30c6\u30ec\u30fc\u30bf\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n\u30fb as_bytes(): \u6587\u5b57\u5217\u3092UTF-8\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305f\u30d0\u30a4\u30c8\u5217\u306b\u5909\u63db\u3059\u308b\u30a4\u30c6\u30ec\u30fc\u30bf\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n\u30fb split_whitespace(): \u7a7a\u767d\u6587\u5b57\u3067\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u30a4\u30c6\u30ec\u30fc\u30bf\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n\u30fb starts_with(): \u6307\u5b9a\u3055\u308c\u305f\u6587\u5b57\u5217\u3067\u59cb\u307e\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002<br \/>\n\u30fb ends_with(): \u6307\u5b9a\u3055\u308c\u305f\u6587\u5b57\u5217\u3067\u7d42\u308f\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002<br \/>\n\u30fb trim(): \u6587\u5b57\u5217\u306e\u4e21\u7aef\u304b\u3089\u7a7a\u767d\u6587\u5b57\u3092\u53d6\u308a\u9664\u304d\u307e\u3059\u3002<br \/>\n\u30fb to_string(): \u6587\u5b57\u5217\u30b9\u30e9\u30a4\u30b9\u3092String\u578b\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n<h5>\u6587\u5b57\u5217 (String)\u306e\u30e1\u30bd\u30c3\u30c9<\/h5>\n<p>\u30fb len(): \u6587\u5b57\u5217\u306e\u9577\u3055\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n\u30fb capacity(): \u6587\u5b57\u5217\u306e\u30d2\u30fc\u30d7\u9818\u57df\u3067\u78ba\u4fdd\u3055\u308c\u3066\u3044\u308b\u5bb9\u91cf\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n\u30fb push_str(): \u6587\u5b57\u5217\u3092\u9023\u7d50\u3057\u307e\u3059\u3002<br \/>\n\u30fb push(): 1\u6587\u5b57\u3092\u6587\u5b57\u5217\u306e\u672b\u5c3e\u306b\u8ffd\u52a0\u3057\u307e\u3059\u3002<br \/>\n\u30fb remove(): \u6307\u5b9a\u3055\u308c\u305f\u4f4d\u7f6e\u306e\u6587\u5b57\u3092\u6587\u5b57\u5217\u304b\u3089\u524a\u9664\u3057\u307e\u3059\u3002<br \/>\n\u30fb replace(): \u6307\u5b9a\u3055\u308c\u305f\u6587\u5b57\u5217\u3092\u5225\u306e\u6587\u5b57\u5217\u306b\u7f6e\u63db\u3057\u307e\u3059\u3002<br \/>\n\u30fb split()\u3001split_whitespace(): \u6307\u5b9a\u3055\u308c\u305f\u6587\u5b57\u5217\u3067\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u30a4\u30c6\u30ec\u30fc\u30bf\u3092\u8fd4\u3057\u307e\u3059\u3002<br \/>\n\u30fb starts_with(): \u6307\u5b9a\u3055\u308c\u305f\u6587\u5b57\u5217\u3067\u59cb\u307e\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002<br \/>\n\u30fb ends_with(): \u6307\u5b9a\u3055\u308c\u305f\u6587\u5b57\u5217\u3067\u7d42\u308f\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002<br \/>\n\u30fb trim(): \u6587\u5b57\u5217\u306e\u4e21\u7aef\u304b\u3089\u7a7a\u767d\u6587\u5b57\u3092\u53d6\u308a\u9664\u304d\u307e\u3059\u3002<br \/>\n\u30fb to_uppercase(): \u5927\u6587\u5b57\u306b\u5909\u63db\u3057\u307e\u3059\u3002<br \/>\n\u30fb to_lowercase(): \u5c0f\u6587\u5b57\u306b\u5909\u63db\u3057\u307e\u3059\u3002<br \/>\n\u30fb into_bytes(): \u6587\u5b57\u5217\u3092UTF-8\u30a8\u30f3\u30b3\u30fc\u30c9\u3055\u308c\u305f\u30d0\u30a4\u30c8\u5217\u306b\u5909\u63db\u3057\u307e\u3059\u3002<br \/>\n\u30fb into_boxed_str(): Box\u578b\u306b\u5909\u63db\u3057\u307e\u3059\u3002<\/p>\n<p>\u4e0a\u8a18\u4ee5\u5916\u306b\u3082\u591a\u6570\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u8a73\u7d30\u306f\u516c\u5f0f\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3092\u53c2\u7167\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n<hr \/>\n","protected":false},"excerpt":{"rendered":"<p>\u8cea\u554f1: Rust\u8a00\u8a9e\u306e\u30c7\u30fc\u30bf\u578b\u3092\u6559\u3048\u3066\u304f\u3060\u3055\u3044\u3002 \u56de\u7b541: Rust\u8a00\u8a9e\u306b\u306f\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30c7\u30fc\u30bf\u578b\u304c\u3042\u308a\u307e\u3059 [&hellip;]<\/p>\n","protected":false},"author":10,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45554","post","type-post","status-publish","format-standard","hentry","category-uncategorized"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v21.5 (Yoast SEO v21.5) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>- 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\/zh\/blog\/45554-2\/\" \/>\n<meta property=\"og:locale\" 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