{"id":3204,"date":"2026-01-24T19:19:10","date_gmt":"2026-01-24T10:19:10","guid":{"rendered":"https:\/\/www.blowfish.co.jp\/?p=3204"},"modified":"2026-01-24T19:19:10","modified_gmt":"2026-01-24T10:19:10","slug":"rust%e3%81%ae%e6%89%80%e6%9c%89%e6%a8%a9%e3%83%bb%e5%8f%82%e7%85%a7%e3%83%bb%e9%96%a2%e6%95%b0%e3%81%ae%e3%81%ab%e3%81%a4%e3%81%84%e3%81%a6","status":"publish","type":"post","link":"https:\/\/www.blowfish.co.jp\/?p=3204","title":{"rendered":"Rust\u306e\u6240\u6709\u6a29\u30fb\u53c2\u7167\u30fb\u95a2\u6570\u306e\u306b\u3064\u3044\u3066"},"content":{"rendered":"\n

Rust\u306e\u6240\u6709\u6a29\u30b7\u30b9\u30c6\u30e0\u3001\u53c2\u7167\uff08\u30dd\u30a4\u30f3\u30bf\uff09\u3001\u95a2\u6570\u3078\u306e\u6e21\u3057\u65b9\u306b\u3064\u3044\u3066\u3001String<\/code>\u578b\u3068&str<\/code>\u578b\u306e\u4e21\u65b9\u3092\u542b\u3081\u3066\u6574\u7406\u3057\u307e\u3059\u3002<\/p>\n\n\n\n

1. 2\u3064\u306e\u6587\u5b57\u5217\u578b<\/h3>\n\n\n\n

String\u578b\uff08\u30d2\u30fc\u30d7\u3001\u6240\u6709\u6a29\u3042\u308a\uff09<\/h4>\n\n\n\n
let s1 = String::from(\"Hello\");<\/code><\/pre>\n\n\n\n
    \n
  • \u30d2\u30fc\u30d7\u306b\u78ba\u4fdd<\/li>\n\n\n\n
  • \u6240\u6709\u6a29\u3092\u6301\u3064<\/li>\n\n\n\n
  • \u53ef\u5909\u306b\u3067\u304d\u308b<\/li>\n\n\n\n
  • \u30b5\u30a4\u30ba\u304c\u52d5\u7684<\/li>\n<\/ul>\n\n\n\n
    &str\u578b\uff08\u9759\u7684\u9818\u57df\u3001\u53c2\u7167\uff09<\/h4>\n\n\n\n
    let s2 = \"Hello\";<\/code><\/pre>\n\n\n\n
      \n
    • \u30d7\u30ed\u30b0\u30e9\u30e0\u30d0\u30a4\u30ca\u30ea\u306b\u57cb\u3081\u8fbc\u307e\u308c\u308b<\/li>\n\n\n\n
    • \u53c2\u7167\uff08\u501f\u7528\uff09<\/li>\n\n\n\n
    • \u4e0d\u5909<\/li>\n\n\n\n
    • \u30b5\u30a4\u30ba\u304c\u56fa\u5b9a<\/li>\n<\/ul>\n\n\n\n
      2. \u95a2\u6570\u3078\u306e\u6e21\u3057\u65b9\uff08\u5b8c\u5168\u7248\uff09<\/h3>\n\n\n\n
      \u30d1\u30bf\u30fc\u30f31: String\u3092\u5024\u6e21\u3057\uff08\u30e0\u30fc\u30d6\uff09<\/h4>\n\n\n\n
      fn main() {\n    let s1 = String::from(\"Hello\");\n    take_string(s1);                \/\/ \u6240\u6709\u6a29\u304c\u30e0\u30fc\u30d6\n    \/\/ println!(\"{}\", s1);          \/\/ \u274c \u30a8\u30e9\u30fc\n}\n\nfn take_string(s: String) {\n    println!(\"{}\", s);\n}  \/\/ \u30e1\u30e2\u30ea\u89e3\u653e<\/code><\/pre>\n\n\n\n
      \u30d1\u30bf\u30fc\u30f32: String\u306e\u53c2\u7167\u3092\u6e21\u3059<\/h4>\n\n\n\n
      fn main() {\n    let s1 = String::from(\"Hello\");\n    borrow_string(&s1);             \/\/ \u53c2\u7167\u3092\u6e21\u3059\n    println!(\"{}\", s1);             \/\/ \u2713 OK\n}\n\nfn borrow_string(s: &String) {\n    println!(\"{}\", s);\n}<\/code><\/pre>\n\n\n\n
      \u30d1\u30bf\u30fc\u30f33: &str\u3092\u5024\u6e21\u3057\uff08\u30b3\u30d4\u30fc\uff09<\/h4>\n\n\n\n
      fn main() {\n    let s2 = \"Hello\";\n    take_str(s2);                   \/\/ \u30b3\u30d4\u30fc\uff08\u53c2\u7167\u306e\u30b3\u30d4\u30fc\uff09\n    println!(\"{}\", s2);             \/\/ \u2713 OK\n}\n\nfn take_str(s: &str) {\n    println!(\"{}\", s);\n}<\/code><\/pre>\n\n\n\n
      \u30d1\u30bf\u30fc\u30f34: String\u3092&str\u3068\u3057\u3066\u6e21\u3059\uff08\u63a8\u5968\uff09<\/h4>\n\n\n\n
      fn main() {\n    let s1 = String::from(\"Hello\");\n    print_str(&s1);                 \/\/ &String \u2192 &str\uff08\u81ea\u52d5\u5909\u63db\uff09\n    println!(\"{}\", s1);             \/\/ \u2713 OK\n}\n\nfn print_str(s: &str) {\n    println!(\"{}\", s);\n}<\/code><\/pre>\n\n\n\n
      3. \u5b8c\u5168\u306a\u6bd4\u8f03\u8868<\/h3>\n\n\n\n
      \u5909\u6570\u306e\u578b<\/th>\u5ba3\u8a00<\/th>\u30e1\u30e2\u30ea<\/th>\u6240\u6709\u6a29<\/th>\u95a2\u6570\u306e\u5f15\u6570<\/th>\u547c\u3073\u51fa\u3057<\/th>\u5143\u306e\u5909\u6570<\/th><\/tr><\/thead>
      String<\/td>String::from(“Hello”)<\/td>\u30d2\u30fc\u30d7<\/td>\u3042\u308a<\/td>s: String<\/td>func(s)<\/td>\u274c \u4f7f\u3048\u306a\u3044<\/td><\/tr>
      String<\/td>String::from(“Hello”)<\/td>\u30d2\u30fc\u30d7<\/td>\u3042\u308a<\/td>s: &String<\/td>func(&s)<\/td>\u2713 \u4f7f\u3048\u308b<\/td><\/tr>
      String<\/td>String::from(“Hello”)<\/td>\u30d2\u30fc\u30d7<\/td>\u3042\u308a<\/td>s: &mut String<\/td>func(&mut s)<\/td>\u2713 \u4f7f\u3048\u308b<\/td><\/tr>
      &str<\/td>“Hello”<\/td>\u9759\u7684<\/td>\u306a\u3057<\/td>s: &str<\/td>func(s)<\/td>\u2713 \u4f7f\u3048\u308b<\/td><\/tr>
      String<\/td>String::from(“Hello”)<\/td>\u30d2\u30fc\u30d7<\/td>\u3042\u308a<\/td>s: &str<\/td>func(&s)<\/td>\u2713 \u4f7f\u3048\u308b<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
      4. \u30e1\u30e2\u30ea\u914d\u7f6e\u306e\u6bd4\u8f03<\/h3>\n\n\n\n
      String\u578b<\/h4>\n\n\n\n
      let s1 = String::from(\"Hello\");<\/code><\/pre>\n\n\n\n
      \u30b9\u30bf\u30c3\u30af              \u30d2\u30fc\u30d7\n\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510      \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n\u2502 s1       \u2502\u2500\u2500\u2500\u2500\u2500\u2192\u2502 H e l l o   \u2502\n\u2502 ptr\/len  \u2502      \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<\/pre>\n\n\n\n
      &str\u578b<\/h4>\n\n\n\n
      let s2 = \"Hello\";<\/code><\/pre>\n\n\n\n
      \u30b9\u30bf\u30c3\u30af              \u30d7\u30ed\u30b0\u30e9\u30e0\u30d0\u30a4\u30ca\u30ea\uff08\u9759\u7684\u9818\u57df\uff09\n\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510      \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n\u2502 s2       \u2502\u2500\u2500\u2500\u2500\u2500\u2192\u2502 H e l l o   \u2502\n\u2502 ptr\/len  \u2502      \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<\/pre>\n\n\n\n
      &String\u578b<\/h4>\n\n\n\n
      let s1 = String::from(\"Hello\");\nlet r = &s1;<\/code><\/pre>\n\n\n\n
      \u30b9\u30bf\u30c3\u30af              \u30b9\u30bf\u30c3\u30af              \u30d2\u30fc\u30d7\n\u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510      \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510      \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n\u2502 r        \u2502\u2500\u2500\u2500\u2500\u2500\u2192\u2502 s1       \u2502\u2500\u2500\u2500\u2500\u2500\u2192\u2502 H e l l o   \u2502\n\u2502 ptr      \u2502      \u2502 ptr\/len  \u2502      \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518      \u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518<\/pre>\n\n\n\n
      5. \u95a2\u6570\u306e\u5f15\u6570\u306e\u63a8\u5968\u30d1\u30bf\u30fc\u30f3<\/h3>\n\n\n\n
      \u30d1\u30bf\u30fc\u30f31: &str\u3092\u53d7\u3051\u53d6\u308b\uff08\u6700\u3082\u6c4e\u7528\u7684\u30fb\u63a8\u5968\uff09<\/h4>\n\n\n\n
      fn print_text(s: &str) {\n    println!(\"{}\", s);\n}\n\nfn main() {\n    let s1 = String::from(\"Hello\");\n    let s2 = \"World\";\n    \n    print_text(&s1);                \/\/ String \u2192 &str\n    print_text(s2);                 \/\/ &str \u2192 &str\n}<\/code><\/pre>\n\n\n\n
      \u30e1\u30ea\u30c3\u30c8\uff1a<\/strong> String<\/code>\u3082&str<\/code>\u3082\u53d7\u3051\u53d6\u308c\u308b<\/p>\n\n\n\n
      \u30d1\u30bf\u30fc\u30f32: &String\u3092\u53d7\u3051\u53d6\u308b\uff08\u9650\u5b9a\u7684\uff09<\/h4>\n\n\n\n
      fn print_string(s: &String) {\n    println!(\"{}\", s);\n}\n\nfn main() {\n    let s1 = String::from(\"Hello\");\n    let s2 = \"World\";\n    \n    print_string(&s1);              \/\/ \u2713 OK\n    \/\/ print_string(s2);            \/\/ \u274c \u30a8\u30e9\u30fc\n    print_string(&s2.to_string());  \/\/ \u5909\u63db\u304c\u5fc5\u8981\n}<\/code><\/pre>\n\n\n\n
      \u30c7\u30e1\u30ea\u30c3\u30c8\uff1a<\/strong> &str<\/code>\u3092\u76f4\u63a5\u53d7\u3051\u53d6\u308c\u306a\u3044<\/p>\n\n\n\n
      \u30d1\u30bf\u30fc\u30f33: String\u3092\u53d7\u3051\u53d6\u308b\uff08\u6d88\u8cbb\u3059\u308b\uff09<\/h4>\n\n\n\n
      fn consume(s: String) {\n    println!(\"{}\", s);\n}\n\nfn main() {\n    let s1 = String::from(\"Hello\");\n    let s2 = \"World\";\n    \n    consume(s1);                    \/\/ \u2713 OK\uff08\u30e0\u30fc\u30d6\uff09\n    consume(s2.to_string());        \/\/ \u5909\u63db\u304c\u5fc5\u8981\n}<\/code><\/pre>\n\n\n\n
      6. \u5b9f\u8df5\u7684\u306a\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/h3>\n\n\n\n
      \u95a2\u6570\u306e\u5f15\u6570\u3068\u3057\u3066\u63a8\u5968\u3055\u308c\u308b\u578b<\/h4>\n\n\n\n
      \u7528\u9014<\/th>\u63a8\u5968\u578b<\/th>\u7406\u7531<\/th><\/tr><\/thead>
      \u8aad\u307f\u53d6\u308a\u306e\u307f<\/td>&str<\/td>String\u3082&str\u3082\u53d7\u3051\u53d6\u308c\u308b<\/td><\/tr>
      \u5909\u66f4\u3059\u308b<\/td>&mut String<\/td>\u5143\u306e\u5909\u6570\u3092\u5909\u66f4\u3067\u304d\u308b<\/td><\/tr>
      \u6d88\u8cbb\u3059\u308b<\/td>String<\/td>\u6240\u6709\u6a29\u3092\u53d6\u5f97<\/td><\/tr>
      \u8fd4\u3059<\/td>String<\/td>\u65b0\u3057\u3044\u5024\u3092\u8fd4\u3059<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
      \u5909\u6570\u5ba3\u8a00\u306e\u4f7f\u3044\u5206\u3051<\/h4>\n\n\n\n
      \u7528\u9014<\/th>\u63a8\u5968\u578b<\/th>\u5ba3\u8a00<\/th><\/tr><\/thead>
      \u56fa\u5b9a\u6587\u5b57\u5217<\/td>&str<\/td>let s = “Hello”;<\/td><\/tr>
      \u52d5\u7684\u6587\u5b57\u5217<\/td>String<\/td>let s = String::from(“Hello”);<\/td><\/tr>
      \u5909\u66f4\u3059\u308b\u6587\u5b57\u5217<\/td>String<\/td>let mut s = String::from(“Hello”);<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
      7. \u8907\u6570\u306e\u53c2\u7167\u306e\u30eb\u30fc\u30eb<\/h3>\n\n\n\n
      \u30eb\u30fc\u30eb1: \u4e0d\u5909\u53c2\u7167\u306f\u8907\u6570OK<\/h4>\n\n\n\n
      fn main() {\n    let s = String::from(\"Hello\");\n    \n    let r1 = &s;                    \/\/ \u2713 OK\n    let r2 = &s;                    \/\/ \u2713 OK\n    let r3 = &s;                    \/\/ \u2713 OK\n    \n    println!(\"{}, {}, {}\", r1, r2, r3);\n}<\/code><\/pre>\n\n\n\n
      \u30eb\u30fc\u30eb2: \u53ef\u5909\u53c2\u7167\u306f1\u3064\u3060\u3051<\/h4>\n\n\n\n
      fn main() {\n    let mut s = String::from(\"Hello\");\n    \n    let r1 = &mut s;                \/\/ \u2713 OK\n    \/\/ let r2 = &mut s;             \/\/ \u274c \u30a8\u30e9\u30fc\uff01\n    \n    println!(\"{}\", r1);\n}<\/code><\/pre>\n\n\n\n
      \u30eb\u30fc\u30eb3: \u4e0d\u5909\u3068\u53ef\u5909\u306f\u540c\u6642\u306b\u6301\u3066\u306a\u3044<\/h4>\n\n\n\n
      fn main() {\n    let mut s = String::from(\"Hello\");\n    \n    let r1 = &s;                    \/\/ \u2713 OK\uff08\u4e0d\u5909\u53c2\u7167\uff09\n    let r2 = &s;                    \/\/ \u2713 OK\uff08\u4e0d\u5909\u53c2\u7167\uff09\n    \/\/ let r3 = &mut s;             \/\/ \u274c \u30a8\u30e9\u30fc\uff01\n    \n    println!(\"{}, {}\", r1, r2);\n}<\/code><\/pre>\n\n\n\n
      8. \u5b8c\u5168\u306a\u5b9f\u8df5\u4f8b<\/h3>\n\n\n\n
      fn main() {\n    \/\/ String\u578b\n    let s1 = String::from(\"Hello\");\n    \n    \/\/ &str\u578b\n    let s2 = \"World\";\n    \n    \/\/ \u30d1\u30bf\u30fc\u30f31: &str\u3092\u53d7\u3051\u53d6\u308b\uff08\u63a8\u5968\uff09\n    print_any(&s1);                 \/\/ String \u2192 &str\n    print_any(s2);                  \/\/ &str \u2192 &str\n    \n    \/\/ \u30d1\u30bf\u30fc\u30f32: &String\u3092\u53d7\u3051\u53d6\u308b\n    print_string_ref(&s1);          \/\/ \u2713 OK\n    \/\/ print_string_ref(s2);        \/\/ \u274c \u30a8\u30e9\u30fc\n    \n    \/\/ \u30d1\u30bf\u30fc\u30f33: String\u3092\u53d7\u3051\u53d6\u308b\uff08\u6d88\u8cbb\uff09\n    let s3 = String::from(\"Rust\");\n    consume_string(s3);\n    \/\/ println!(\"{}\", s3);          \/\/ \u274c \u30a8\u30e9\u30fc\n    \n    \/\/ \u30d1\u30bf\u30fc\u30f34: \u53ef\u5909\u53c2\u7167\n    let mut s4 = String::from(\"Hello\");\n    append_world(&mut s4);\n    println!(\"{}\", s4);             \/\/ \"Hello World\"\n}\n\n\/\/ \u6700\u3082\u6c4e\u7528\u7684\uff08\u63a8\u5968\uff09\nfn print_any(s: &str) {\n    println!(\"{}\", s);\n}\n\n\/\/ String\u5c02\u7528\nfn print_string_ref(s: &String) {\n    println!(\"{}\", s);\n}\n\n\/\/ \u6240\u6709\u6a29\u3092\u53d6\u5f97\nfn consume_string(s: String) {\n    println!(\"{}\", s);\n}\n\n\/\/ \u5909\u66f4\u3059\u308b\nfn append_world(s: &mut String) {\n    s.push_str(\" World\");\n}<\/code><\/pre>\n\n\n\n
      9. Copy\u30c8\u30ec\u30a4\u30c8\u3092\u6301\u3064\u578b\u3068\u306e\u9055\u3044<\/h3>\n\n\n\n
      String\uff08Copy\u3067\u306f\u306a\u3044\uff09<\/h4>\n\n\n\n
      fn main() {\n    let s = String::from(\"Hello\");\n    func(s);                        \/\/ \u30e0\u30fc\u30d6\n    \/\/ println!(\"{}\", s);           \/\/ \u274c \u30a8\u30e9\u30fc\n}\n\nfn func(s: String) {\n    println!(\"{}\", s);\n}<\/code><\/pre>\n\n\n\n
      i32\uff08Copy\u30c8\u30ec\u30a4\u30c8\uff09<\/h4>\n\n\n\n
      fn main() {\n    let x = 42;\n    func(x);                        \/\/ \u30b3\u30d4\u30fc\n    println!(\"{}\", x);              \/\/ \u2713 OK\uff01\n}\n\nfn func(n: i32) {\n    println!(\"{}\", n);\n}<\/code><\/pre>\n\n\n\n
      &str\uff08Copy\u30c8\u30ec\u30a4\u30c8\uff09<\/h4>\n\n\n\n
      fn main() {\n    let s = \"Hello\";\n    func(s);                        \/\/ \u30b3\u30d4\u30fc\n    println!(\"{}\", s);              \/\/ \u2713 OK\uff01\n}\n\nfn func(s: &str) {\n    println!(\"{}\", s);\n}<\/code><\/pre>\n\n\n\n
      \u7406\u7531\uff1a<\/strong> &str<\/code>\u306f\u53c2\u7167\u306a\u306e\u3067\u3001\u30dd\u30a4\u30f3\u30bf\u3068\u9577\u3055\uff0816\u30d0\u30a4\u30c8\uff09\u3060\u3051\u3092\u30b3\u30d4\u30fc\u3059\u308b<\/p>\n\n\n\n
      10. \u307e\u3068\u3081\u56f3<\/h3>\n\n\n\n
      \u250c\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2510\n\u2502              \u6587\u5b57\u5217\u578b\u3068\u95a2\u6570\u3078\u306e\u6e21\u3057\u65b9                  \u2502\n\u2514\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2500\u2518\n\nString\u578b\uff08\u6240\u6709\u6a29\u3042\u308a\uff09\n  let s1 = String::from(\"Hello\");\n  \n  \u251c\u2500 func(s1)           \u2192 \u6240\u6709\u6a29\u30e0\u30fc\u30d6\u3001\u5143\u306e\u5909\u6570\u274c\n  \u251c\u2500 func(&s1)          \u2192 \u53c2\u7167\u3001\u5143\u306e\u5909\u6570\u2713\n  \u251c\u2500 func(&mut s1)      \u2192 \u53ef\u5909\u53c2\u7167\u3001\u5143\u306e\u5909\u6570\u2713\uff08\u5909\u66f4\u3055\u308c\u308b\uff09\n  \u2514\u2500 func(&s1) (&str)   \u2192 &str\u3068\u3057\u3066\u6e21\u3059\u3001\u5143\u306e\u5909\u6570\u2713\n\n&str\u578b\uff08\u53c2\u7167\u3001\u6240\u6709\u6a29\u306a\u3057\uff09\n  let s2 = \"Hello\";\n  \n  \u2514\u2500 func(s2)           \u2192 \u30b3\u30d4\u30fc\u3001\u5143\u306e\u5909\u6570\u2713\n\n\u63a8\u5968\u30d1\u30bf\u30fc\u30f3\n  \u95a2\u6570\u306e\u5f15\u6570: fn func(s: &str)\n  \u7406\u7531: String\u3082Str\u3082\u53d7\u3051\u53d6\u308c\u308b<\/pre>\n\n\n\n
      11. \u91cd\u8981\u306a\u30dd\u30a4\u30f3\u30c8<\/h3>\n\n\n\n
        \n
      1. \u95a2\u6570\u306e\u5f15\u6570\u306b\u306f&str<\/code>\u3092\u4f7f\u3046\u306e\u304c\u6700\u3082\u6c4e\u7528\u7684<\/strong>
        String<\/code>\u3082&str<\/code>\u3082\u53d7\u3051\u53d6\u308c\u308b\u305f\u3081<\/li>\n\n\n\n
      2. &str<\/code>\u306fCopy\u30c8\u30ec\u30a4\u30c8\u3092\u6301\u3064<\/strong>
        \u95a2\u6570\u306b\u6e21\u3057\u3066\u3082\u5143\u306e\u5909\u6570\u304c\u4f7f\u3048\u308b<\/li>\n\n\n\n
      3. String<\/code>\u306fCopy\u30c8\u30ec\u30a4\u30c8\u3092\u6301\u305f\u306a\u3044<\/strong>
        \u95a2\u6570\u306b\u6e21\u3059\u3068\u6240\u6709\u6a29\u304c\u30e0\u30fc\u30d6\u3059\u308b<\/li>\n\n\n\n
      4. \u53c2\u7167\u3092\u4f7f\u3048\u3070\u30e1\u30e2\u30ea\u52b9\u7387\u304c\u826f\u3044<\/strong>
        \u30c7\u30fc\u30bf\u306e\u30b3\u30d4\u30fc\u304c\u767a\u751f\u3057\u306a\u3044<\/li>\n\n\n\n
      5. \u4e0d\u5909\u53c2\u7167\u306f\u8907\u6570\u6301\u3066\u308b\u304c\u3001\u53ef\u5909\u53c2\u7167\u306f1\u3064\u3060\u3051<\/strong>
        \u30c7\u30fc\u30bf\u7af6\u5408\u3092\u9632\u3050\u305f\u3081<\/li>\n<\/ol>\n\n\n\n
        12. \u7d50\u8ad6<\/h3>\n\n\n\n
        \u57fa\u672c\u7684\u306b\u306f\u4e0d\u5909\u53c2\u7167\uff08&T<\/code>\uff09\u3092\u4f7f\u3044\u3001\u5909\u66f4\u304c\u5fc5\u8981\u306a\u3089\u53ef\u5909\u53c2\u7167\uff08&mut T<\/code>\uff09\u3001\u5024\u3092\u6d88\u8cbb\u3059\u308b\u5834\u5408\u306e\u307f\u6240\u6709\u6a29\u3092\u6e21\u3059\u3002<\/strong><\/p>\n\n\n\n
        \u6587\u5b57\u5217\u3092\u6271\u3046\u95a2\u6570\u3067\u306f\u3001&str<\/code>\u3092\u5f15\u6570\u306b\u3059\u308b\u306e\u304c\u6700\u3082\u63a8\u5968\u3055\u308c\u308b\u3002<\/strong><\/p>\n","protected":false},"excerpt":{"rendered":"
        Rust\u306e\u6240\u6709\u6a29\u30b7\u30b9\u30c6\u30e0\u3001\u53c2\u7167\uff08\u30dd\u30a4\u30f3\u30bf\uff09\u3001\u95a2\u6570\u3078\u306e\u6e21\u3057\u65b9\u306b\u3064\u3044\u3066\u3001String\u578b\u3068&str\u578b\u306e\u4e21\u65b9\u3092\u542b\u3081\u3066\u6574\u7406\u3057\u307e\u3059\u3002 1. 2\u3064\u306e\u6587\u5b57\u5217\u578b String\u578b\uff08\u30d2\u30fc\u30d7\u3001\u6240\u6709\u6a29\u3042\u308a\uff09 &str\u578b\uff08\u9759\u7684\u9818\u57df\u3001 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"saved_in_kubio":false,"footnotes":""},"categories":[62,4],"tags":[],"class_list":["post-3204","post","type-post","status-publish","format-standard","hentry","category-rust","category-tech"],"_links":{"self":[{"href":"https:\/\/www.blowfish.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/3204","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.blowfish.co.jp\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.blowfish.co.jp\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.blowfish.co.jp\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.blowfish.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3204"}],"version-history":[{"count":1,"href":"https:\/\/www.blowfish.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/3204\/revisions"}],"predecessor-version":[{"id":3205,"href":"https:\/\/www.blowfish.co.jp\/index.php?rest_route=\/wp\/v2\/posts\/3204\/revisions\/3205"}],"wp:attachment":[{"href":"https:\/\/www.blowfish.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3204"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.blowfish.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3204"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.blowfish.co.jp\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3204"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}