{"id":45838,"date":"2023-04-29T16:56:35","date_gmt":"2023-07-23T08:16:01","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/"},"modified":"2024-04-30T01:52:50","modified_gmt":"2024-04-29T17:52:50","slug":"45838-2","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/","title":{"rendered":""},"content":{"rendered":"<h1>\u3053\u308c\u306f\u4f55\uff1f<\/h1>\n<p>Rust\u306e\u5b89\u5168\u6027\u306b\u3064\u3044\u3066\u3088\u304f\u8aa4\u89e3\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306a\u306e\u3067\u3001\u3088\u308a\u826f\u304f\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306bC++\u3068\u306e\u6bd4\u8f03\u3092\u79c1\u306a\u308a\u306b\u884c\u3063\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n<h1>C++\u306e\u5834\u5408<\/h1>\n<p>\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u521d\u5fc3\u8005\u3067\u3042\u308b\u79c1\u306f\u3001C++\u3067\u6587\u66f8\u3092\u7ba1\u7406\u3059\u308b Document \u30af\u30e9\u30b9\u3092\u66f8\u3044\u305f\u3002<br \/>\n\u3053\u306e\u30af\u30e9\u30b9\u306f\u3001\u30b3\u30f3\u30b9\u30c8\u30e9\u30af\u30bf\u30fc\u30673\u3064\u306e\u6bb5\u843d\u3092\u751f\u6210\u3057\u3001 paragraphs \u3068\u3044\u3046\u30e1\u30f3\u30d0\u30fc\u306b\u683c\u7d0d\u3059\u308b\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cp\">#include<\/span> <span class=\"cpf\">&lt;string&gt;<\/span><span class=\"cp\">\r\n#include<\/span> <span class=\"cpf\">&lt;vector&gt;<\/span><span class=\"cp\">\r\n#include<\/span> <span class=\"cpf\">&lt;iostream&gt;<\/span>\r\n\r\n<span class=\"c1\">\/\/ \u6587\u66f8\u3092\u8868\u3059\u30af\u30e9\u30b9<\/span>\r\n<span class=\"k\">class<\/span> <span class=\"nc\">Document<\/span> <span class=\"p\">{<\/span>\r\n<span class=\"nl\">public:<\/span>\r\n  <span class=\"n\">Document<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c1\">\/\/ 3\u3064\u306e\u6bb5\u843d\u3092\u8ffd\u52a0 <\/span>\r\n    <span class=\"n\">paragraphs<\/span><span class=\"p\">.<\/span><span class=\"n\">push_back<\/span><span class=\"p\">(<\/span><span class=\"s\">\"paragraph 1\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"n\">paragraphs<\/span><span class=\"p\">.<\/span><span class=\"n\">push_back<\/span><span class=\"p\">(<\/span><span class=\"s\">\"paragraph 2\"<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"n\">paragraphs<\/span><span class=\"p\">.<\/span><span class=\"n\">push_back<\/span><span class=\"p\">(<\/span><span class=\"s\">\"paragraph 3\"<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n  <span class=\"c1\">\/\/ \u6307\u5b9a\u3055\u308c\u305f\u6bb5\u843d\u306e\u6587\u5b57\u5217\u3078\u306e\u53c2\u7167\u3092\u8fd4\u3059<\/span>\r\n  <span class=\"k\">const<\/span> <span class=\"n\">std<\/span><span class=\"o\">::<\/span><span class=\"n\">string<\/span><span class=\"o\">&amp;<\/span> <span class=\"n\">get_paragraph<\/span><span class=\"p\">(<\/span><span class=\"kt\">int<\/span> <span class=\"n\">i<\/span><span class=\"p\">)<\/span> <span class=\"k\">const<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">return<\/span> <span class=\"n\">paragraphs<\/span><span class=\"p\">[<\/span><span class=\"n\">i<\/span><span class=\"p\">];<\/span>\r\n  <span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">public<\/span><span class=\"o\">:<\/span>\r\n  <span class=\"n\">std<\/span><span class=\"o\">::<\/span><span class=\"n\">vector<\/span><span class=\"o\">&lt;<\/span><span class=\"n\">std<\/span><span class=\"o\">::<\/span><span class=\"n\">string<\/span><span class=\"o\">&gt;<\/span> <span class=\"n\">paragraphs<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">};<\/span>\r\n\r\n<span class=\"kt\">int<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"c1\">\/\/ Document\u3092\u4f5c\u308b<\/span>\r\n  <span class=\"k\">const<\/span> <span class=\"n\">Document<\/span> <span class=\"n\">doc<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"c1\">\/\/ 0\u756a\u76ee\u306e\u6bb5\u843d\u306e\u6587\u5b57\u5217\u3078\u306e\u53c2\u7167\u3092\u53d6\u5f97<\/span>\r\n  <span class=\"k\">const<\/span> <span class=\"n\">std<\/span><span class=\"o\">::<\/span><span class=\"n\">string<\/span><span class=\"o\">&amp;<\/span> <span class=\"n\">p<\/span> <span class=\"o\">=<\/span> <span class=\"n\">doc<\/span><span class=\"p\">.<\/span><span class=\"n\">get_paragraph<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span><span class=\"p\">);<\/span>\r\n  <span class=\"c1\">\/\/ \u6bb5\u843d\u306e\u6587\u5b57\u5217\u3092\u8868\u793a<\/span>\r\n  <span class=\"n\">std<\/span><span class=\"o\">::<\/span><span class=\"n\">cout<\/span> <span class=\"o\">&lt;&lt;<\/span> <span class=\"n\">p<\/span> <span class=\"o\">&lt;&lt;<\/span> <span class=\"n\">std<\/span><span class=\"o\">::<\/span><span class=\"n\">endl<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"mi\">0<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u3092\u5b9f\u884c\u3059\u308b\u3068\u3001<\/p>\n<pre class=\"post-pre\"><code>$ g++ .\/cpp_code.cc -O3 -o cpp_code \r\n$ .\/cpp_code\r\nparagraph 1\r\n<\/code><\/pre>\n<p>\u671f\u5f85\u901a\u308a\u30010\u756a\u76ee\u306e\u6bb5\u843d\u306e\u6587\u5b57\u5217\u304c\u8868\u793a\u3055\u308c\u305f\u3002<\/p>\n<p>\u6b21\u306b\u3001\u6587\u66f8\u3092\u5909\u66f4\u3059\u308b\u3053\u3068\u3092\u8003\u3048\u305f\u3002<br \/>\n\u79c1\u306f\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u521d\u5fc3\u8005\u306a\u306e\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u8aa4\u3063\u305f\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u3057\u307e\u3063\u305f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"kt\">int<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n  <span class=\"c1\">\/\/ Document\u3092\u4f5c\u308b\u3002\u5f8c\u3067\u5909\u66f4\u3092\u52a0\u3048\u308b\u306e\u3067\u3001const\u3092\u5916\u3057\u305f\u3002<\/span>\r\n  <span class=\"n\">Document<\/span> <span class=\"n\">doc<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"c1\">\/\/ 0\u756a\u76ee\u306e\u6bb5\u843d\u306e\u6587\u5b57\u5217\u3078\u306e\u53c2\u7167\u3092\u53d6\u5f97<\/span>\r\n  <span class=\"k\">const<\/span> <span class=\"n\">std<\/span><span class=\"o\">::<\/span><span class=\"n\">string<\/span><span class=\"o\">&amp;<\/span> <span class=\"n\">p<\/span> <span class=\"o\">=<\/span> <span class=\"n\">doc<\/span><span class=\"p\">.<\/span><span class=\"n\">get_paragraph<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span><span class=\"p\">);<\/span>\r\n\r\n  <span class=\"c1\">\/\/ \u6bb5\u843d\u3092\u3059\u3079\u3066\u6d88\u53bb<\/span>\r\n  <span class=\"n\">doc<\/span><span class=\"p\">.<\/span><span class=\"n\">paragraphs<\/span><span class=\"p\">.<\/span><span class=\"n\">clear<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"n\">doc<\/span><span class=\"p\">.<\/span><span class=\"n\">paragraphs<\/span><span class=\"p\">.<\/span><span class=\"n\">shrink_to_fit<\/span><span class=\"p\">();<\/span>\r\n  <span class=\"c1\">\/\/ \u65b0\u3057\u3044\u6bb5\u843d\u3092\u8ffd\u52a0<\/span>\r\n  <span class=\"n\">doc<\/span><span class=\"p\">.<\/span><span class=\"n\">paragraphs<\/span><span class=\"p\">.<\/span><span class=\"n\">push_back<\/span><span class=\"p\">(<\/span><span class=\"s\">\"new paragraph\"<\/span><span class=\"p\">);<\/span>\r\n\r\n  <span class=\"c1\">\/\/ \u6bb5\u843d\u306e\u6587\u5b57\u5217\u3092\u8868\u793a<\/span>\r\n  <span class=\"n\">std<\/span><span class=\"o\">::<\/span><span class=\"n\">cout<\/span> <span class=\"o\">&lt;&lt;<\/span> <span class=\"n\">p<\/span> <span class=\"o\">&lt;&lt;<\/span> <span class=\"n\">std<\/span><span class=\"o\">::<\/span><span class=\"n\">endl<\/span><span class=\"p\">;<\/span>\r\n  <span class=\"k\">return<\/span> <span class=\"mi\">0<\/span><span class=\"p\">;<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u3053\u308c\u3092\u5b9f\u884c\u3057\u305f\u3068\u3053\u308d\u3001\u30b3\u30f3\u30bd\u30fc\u30eb\u306b\u306f\u5927\u91cf\u306e\u7a7a\u767d\u304c\u5ef6\u3005\u3068\u51fa\u529b\u3055\u308c\u7d9a\u3051\u305f\u3002<br \/>\n\u539f\u56e0\u306f\u3001 p \u306e\u53c2\u7167\u5148\u304c\u65e2\u306b\u524a\u9664\u3055\u308c\u3066\u3057\u307e\u3063\u3066\u304a\u308a\u3001\u4e0d\u6b63\u306a\u30a2\u30c9\u30ec\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3057\u3066\u3044\u308b\u305f\u3081\u3060\u3002<\/p>\n<p>C\u3084C++\u3067\u306f\u4e0a\u306e\u3088\u3046\u306a\u660e\u3089\u304b\u306b\u8aa4\u3063\u305f\u30b3\u30fc\u30c9\u3082\u30b3\u30f3\u30d1\u30a4\u30eb\u3067\u304d\u3066\u3057\u307e\u3046\u305f\u3081\u3001\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306b\u306f\u5e38\u306b\u5927\u304d\u306a\u8cac\u4efb\u304c\u8981\u6c42\u3055\u308c\u308b\u3002<br \/>\n\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u521d\u5fc3\u8005\u306b\u3068\u3063\u3066\u306f\u96e3\u6613\u5ea6\u304c\u9ad8\u305d\u3046\u3060\u30fb\u30fb\u30fb<br \/>\n\u4e0a\u7d1a\u8005\u3067\u3042\u3063\u3066\u3082\u3001\u5e38\u306b\u9593\u9055\u3048\u305a\u306b\u66f8\u3051\u308b\u4fdd\u8a3c\u306f\u306a\u3044\u3002<\/p>\n<h1>Rust\u306e\u5834\u5408<\/h1>\n<p>Rust\u3067\u306f\u3001\u8907\u6570\u306e\u4e0d\u5909\u53c2\u7167\u3001\u307e\u305f\u306f1\u3064\u306e\u53ef\u5909\u53c2\u7167\u306e\u3069\u3061\u3089\u304b\u3057\u304b\u540c\u6642\u306b\u5b58\u5728\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u5236\u7d04\u3092\u7f6e\u304f\u3053\u3068\u3067\u3001\u3053\u306e\u3088\u3046\u306a\u30d0\u30b0\u3092\u6392\u9664\u3059\u308b\u3002<\/p>\n<p>\u307e\u305a\u306f\u3001\u4e00\u756a\u6700\u521d\u306eC++\u306e\u4f8b\u3092Rust\u3067\u66f8\u3044\u305f\u3082\u306e\u3092\u793a\u3059\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"cd\">\/\/\/ \u6587\u66f8\u3092\u8868\u3059\u69cb\u9020\u4f53<\/span>\r\n<span class=\"k\">struct<\/span> <span class=\"n\">Document<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"n\">paragraphs<\/span><span class=\"p\">:<\/span> <span class=\"nb\">Vec<\/span><span class=\"o\">&lt;<\/span><span class=\"nb\">String<\/span><span class=\"o\">&gt;<\/span><span class=\"p\">,<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">impl<\/span> <span class=\"n\">Document<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"k\">fn<\/span> <span class=\"nf\">new<\/span><span class=\"p\">()<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"k\">Self<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"c1\">\/\/ 3\u3064\u306e\u6bb5\u843d\u3092\u8ffd\u52a0<\/span>\r\n        <span class=\"k\">Self<\/span> <span class=\"p\">{<\/span>\r\n            <span class=\"n\">paragraphs<\/span><span class=\"p\">:<\/span> <span class=\"nd\">vec!<\/span><span class=\"p\">[<\/span>\r\n                <span class=\"s\">\"paragraph 1\"<\/span><span class=\"nf\">.to_string<\/span><span class=\"p\">(),<\/span>\r\n                <span class=\"s\">\"paragraph 2\"<\/span><span class=\"nf\">.to_string<\/span><span class=\"p\">(),<\/span>\r\n                <span class=\"s\">\"paragraph 3\"<\/span><span class=\"nf\">.to_string<\/span><span class=\"p\">(),<\/span>\r\n            <span class=\"p\">],<\/span>\r\n        <span class=\"p\">}<\/span>\r\n    <span class=\"p\">}<\/span>\r\n\r\n    <span class=\"cd\">\/\/\/ \u6307\u5b9a\u3055\u308c\u305f\u6bb5\u843d\u306e\u6587\u5b57\u5217\u3078\u306e\u53c2\u7167\u3092\u8fd4\u3059<\/span>\r\n    <span class=\"k\">fn<\/span> <span class=\"nf\">get_paragraph<\/span><span class=\"p\">(<\/span><span class=\"o\">&amp;<\/span><span class=\"k\">self<\/span><span class=\"p\">,<\/span> <span class=\"n\">i<\/span><span class=\"p\">:<\/span> <span class=\"nb\">usize<\/span><span class=\"p\">)<\/span> <span class=\"k\">-&gt;<\/span> <span class=\"o\">&amp;<\/span><span class=\"nb\">str<\/span> <span class=\"p\">{<\/span>\r\n        <span class=\"o\">&amp;<\/span><span class=\"k\">self<\/span><span class=\"py\">.paragraphs<\/span><span class=\"p\">[<\/span><span class=\"n\">i<\/span><span class=\"p\">]<\/span>\r\n    <span class=\"p\">}<\/span>\r\n<span class=\"p\">}<\/span>\r\n\r\n<span class=\"k\">fn<\/span> <span class=\"nf\">main<\/span><span class=\"p\">()<\/span> <span class=\"p\">{<\/span>\r\n    <span class=\"c1\">\/\/ Document\u3092\u4f5c\u308b<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">doc<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">Document<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"c1\">\/\/ 0\u756a\u76ee\u306e\u6bb5\u843d\u306e\u6587\u5b57\u5217\u3078\u306e\u53c2\u7167\u3092\u53d6\u5f97<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">p<\/span> <span class=\"o\">=<\/span> <span class=\"n\">doc<\/span><span class=\"nf\">.get_paragraph<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"c1\">\/\/ \u6bb5\u843d\u306e\u6587\u5b57\u5217\u3092\u8868\u793a<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{p}\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>$ cargo run --release\r\nparagraph 1\r\n<\/code><\/pre>\n<p>\u6b21\u306b\u3001C++\u306e\u3068\u304d\u3068\u540c\u69d8\u306b\u3001\u6587\u66f8\u306e\u5909\u66f4\u3092\u8a66\u307f\u308b\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=\"c1\">\/\/ Document\u3092\u4f5c\u308b\u3002\u5f8c\u3067\u5909\u66f4\u3092\u52a0\u3048\u308b\u306e\u3067\u3001mut\u5909\u6570\u306b\u3059\u308b\u3002<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"k\">mut<\/span> <span class=\"n\">doc<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">Document<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"c1\">\/\/ 0\u756a\u76ee\u306e\u6bb5\u843d\u306e\u6587\u5b57\u5217\u3078\u306e\u53c2\u7167\u3092\u53d6\u5f97<\/span>\r\n    <span class=\"k\">let<\/span> <span class=\"n\">p<\/span> <span class=\"o\">=<\/span> <span class=\"n\">doc<\/span><span class=\"nf\">.get_paragraph<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span><span class=\"p\">);<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u6bb5\u843d\u3092\u3059\u3079\u3066\u6d88\u53bb<\/span>\r\n    <span class=\"n\">doc<\/span><span class=\"py\">.paragraphs<\/span><span class=\"nf\">.clear<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"c1\">\/\/ \u65b0\u3057\u3044\u6bb5\u843d\u3092\u8ffd\u52a0<\/span>\r\n    <span class=\"n\">doc<\/span><span class=\"py\">.paragraphs<\/span><span class=\"nf\">.push<\/span><span class=\"p\">(<\/span><span class=\"s\">\"new paragraph\"<\/span><span class=\"nf\">.to_string<\/span><span class=\"p\">());<\/span>\r\n\r\n    <span class=\"c1\">\/\/ \u6bb5\u843d\u306e\u6587\u5b57\u5217\u3092\u8868\u793a<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{p}\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<p>\u3068\u3053\u308d\u304c\u3001\u3053\u306e\u30b3\u30fc\u30c9\u306f\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u51fa\u3066\u30b3\u30f3\u30d1\u30a4\u30eb\u3067\u304d\u306a\u3044\u3002<\/p>\n<pre class=\"post-pre\"><code>error[E0502]: cannot borrow `doc.paragraphs` as mutable because it is also borrowed as immutable\r\n  --&gt; src\/main.rs:31:5\r\n   |\r\n29 |     let p = doc.get_paragraph(0);\r\n   |             -------------------- immutable borrow occurs here\r\n30 |\r\n31 |     doc.paragraphs.clear();\r\n   |     ^^^^^^^^^^^^^^^^^^^^^^ mutable borrow occurs here\r\n...\r\n35 |     println!(\"{p}\");\r\n   |                - immutable borrow later used here\r\n<\/code><\/pre>\n<p>\u30a8\u30e9\u30fc\u30e1\u30c3\u30bb\u30fc\u30b8\u306b\u3088\u308b\u3068\u3001get_paragraph() \u306e\u623b\u308a\u5024\u3067\u3042\u308b\u4e0d\u5909\u53c2\u7167 p \u306f doc \u3092\u4e0d\u5909\u501f\u7528\u3057\u3066\u304a\u308a\u3001p \u304c\u5b58\u5728\u3059\u308b\u9650\u308a doc \u3092\u53ef\u5909\u501f\u7528\u3059\u308b\u5fc5\u8981\u306e\u3042\u308b\u51e6\u7406\u306f\u3067\u304d\u306a\u3044\u3068\u3044\u3046\u3053\u3068\u3060\u3002<br \/>\n\u6587\u66f8\u3092\u5909\u66f4\u3059\u308b\u306b\u306f\u3001\u6587\u5b57\u5217\u3078\u306e\u53c2\u7167\u3092\u53d6\u5f97\u3059\u308b\u524d\u306b\u884c\u3048\u3070\u826f\u3044\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\">doc<\/span> <span class=\"o\">=<\/span> <span class=\"nn\">Document<\/span><span class=\"p\">::<\/span><span class=\"nf\">new<\/span><span class=\"p\">();<\/span>\r\n\r\n    <span class=\"n\">doc<\/span><span class=\"py\">.paragraphs<\/span><span class=\"nf\">.clear<\/span><span class=\"p\">();<\/span>\r\n    <span class=\"n\">doc<\/span><span class=\"py\">.paragraphs<\/span><span class=\"nf\">.push<\/span><span class=\"p\">(<\/span><span class=\"s\">\"new paragraph\"<\/span><span class=\"nf\">.to_string<\/span><span class=\"p\">());<\/span>\r\n\r\n    <span class=\"k\">let<\/span> <span class=\"n\">p<\/span> <span class=\"o\">=<\/span> <span class=\"n\">doc<\/span><span class=\"nf\">.get_paragraph<\/span><span class=\"p\">(<\/span><span class=\"mi\">0<\/span><span class=\"p\">);<\/span>\r\n    <span class=\"nd\">println!<\/span><span class=\"p\">(<\/span><span class=\"s\">\"{p}\"<\/span><span class=\"p\">);<\/span>\r\n<span class=\"p\">}<\/span>\r\n<\/code><\/pre>\n<pre class=\"post-pre\"><code>$ cargo run --release       \r\nnew paragraph\r\n<\/code><\/pre>\n<p>Rust\u30b3\u30f3\u30d1\u30a4\u30e9\u30fc\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u521d\u5fc3\u8005\u306e\u79c1\u304c\u8aa4\u3063\u305f\u30b3\u30fc\u30c9\u3092\u66f8\u3044\u3066\u3057\u307e\u3046\u30ea\u30b9\u30af\u3092\u8efd\u6e1b\u3057\u3066\u304f\u308c\u308b\u3001\u983c\u3082\u3057\u3044\u5b58\u5728\u3060\u3002<\/p>\n<h1>\u304a\u308f\u308a\u306b<\/h1>\n<p>Rust\u306e\u30e1\u30e2\u30ea\u5b89\u5168\u6027\u3092\u4fdd\u8a3c\u3059\u308b\u4ed5\u7d44\u307f\u306f\u4ed6\u306b\u3082\u3042\u308a\u307e\u3059\u304c\u3001\u305d\u306e\u4e00\u7aef\u3092\u7d39\u4ecb\u3057\u307e\u3057\u305f\u3002<br \/>\n\u3055\u3089\u306b\u7406\u89e3\u3059\u308b\u306b\u306f\u3001\u6240\u6709\u6a29\u3084\u30e9\u30a4\u30d5\u30bf\u30a4\u30e0\u306a\u3069\u306e\u6982\u5ff5\u306b\u3064\u3044\u3066\u3082\u89e6\u308c\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002\u8a73\u3057\u304f\u306fRust\u306e\u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u305d\u3061\u3089\u3092\u304a\u8aad\u307f\u304f\u3060\u3055\u3044\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u3053\u308c\u306f\u4f55\uff1f Rust\u306e\u5b89\u5168\u6027\u306b\u3064\u3044\u3066\u3088\u304f\u8aa4\u89e3\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306a\u306e\u3067\u3001\u3088\u308a\u826f\u304f\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306bC++\u3068\u306e\u6bd4\u8f03\u3092\u79c1\u306a [&hellip;]<\/p>\n","protected":false},"author":12,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-45838","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\/45838-2\/\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:description\" content=\"\u3053\u308c\u306f\u4f55\uff1f Rust\u306e\u5b89\u5168\u6027\u306b\u3064\u3044\u3066\u3088\u304f\u8aa4\u89e3\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306a\u306e\u3067\u3001\u3088\u308a\u826f\u304f\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306bC++\u3068\u306e\u6bd4\u8f03\u3092\u79c1\u306a [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-23T08:16:01+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-29T17:52:50+00:00\" \/>\n<meta name=\"author\" content=\"\u9038, \u79d1\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"\u9038, \u79d1\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/\",\"name\":\"- Blog - Silicon Cloud\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\"},\"datePublished\":\"2023-07-23T08:16:01+00:00\",\"dateModified\":\"2024-04-29T17:52:50+00:00\",\"author\":{\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/85c1dae56e6ea1e695c73d33c684d487\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/\"]}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#website\",\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/\",\"name\":\"Blog - Silicon Cloud\",\"description\":\"\",\"inLanguage\":\"zh-Hans\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/85c1dae56e6ea1e695c73d33c684d487\",\"name\":\"\u9038, \u79d1\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/secure.gravatar.com\/avatar\/c94f6d9cbbfbca863fab309840bd690c153c95f8490c290ad2ed54dd693dad16?s=96&d=mm&r=g\",\"contentUrl\":\"https:\/\/secure.gravatar.com\/avatar\/c94f6d9cbbfbca863fab309840bd690c153c95f8490c290ad2ed54dd693dad16?s=96&d=mm&r=g\",\"caption\":\"\u9038, \u79d1\"},\"url\":\"https:\/\/www.silicloud.com\/zh\/blog\/author\/keyi\/\"},{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/#local-main-organization-logo\",\"url\":\"\",\"contentUrl\":\"\",\"caption\":\"Blog - Silicon Cloud\"}]}<\/script>\n<!-- \/ Yoast SEO Premium plugin. -->","yoast_head_json":{"title":"- Blog - Silicon Cloud","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/","og_locale":"zh_CN","og_type":"article","og_description":"\u3053\u308c\u306f\u4f55\uff1f Rust\u306e\u5b89\u5168\u6027\u306b\u3064\u3044\u3066\u3088\u304f\u8aa4\u89e3\u3055\u308c\u3066\u3044\u308b\u3088\u3046\u306a\u306e\u3067\u3001\u3088\u308a\u826f\u304f\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306bC++\u3068\u306e\u6bd4\u8f03\u3092\u79c1\u306a [&hellip;]","og_url":"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/","og_site_name":"Blog - Silicon Cloud","article_published_time":"2023-07-23T08:16:01+00:00","article_modified_time":"2024-04-29T17:52:50+00:00","author":"\u9038, \u79d1","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"\u9038, \u79d1","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"2 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/","url":"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/","name":"- Blog - Silicon Cloud","isPartOf":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website"},"datePublished":"2023-07-23T08:16:01+00:00","dateModified":"2024-04-29T17:52:50+00:00","author":{"@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/85c1dae56e6ea1e695c73d33c684d487"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/"]}]},{"@type":"WebSite","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#website","url":"https:\/\/www.silicloud.com\/zh\/blog\/","name":"Blog - Silicon Cloud","description":"","inLanguage":"zh-Hans"},{"@type":"Person","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/85c1dae56e6ea1e695c73d33c684d487","name":"\u9038, \u79d1","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/#\/schema\/person\/image\/","url":"https:\/\/secure.gravatar.com\/avatar\/c94f6d9cbbfbca863fab309840bd690c153c95f8490c290ad2ed54dd693dad16?s=96&d=mm&r=g","contentUrl":"https:\/\/secure.gravatar.com\/avatar\/c94f6d9cbbfbca863fab309840bd690c153c95f8490c290ad2ed54dd693dad16?s=96&d=mm&r=g","caption":"\u9038, \u79d1"},"url":"https:\/\/www.silicloud.com\/zh\/blog\/author\/keyi\/"},{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"https:\/\/www.silicloud.com\/zh\/blog\/45838-2\/#local-main-organization-logo","url":"","contentUrl":"","caption":"Blog - Silicon Cloud"}]}},"_links":{"self":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/45838","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/users\/12"}],"replies":[{"embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/comments?post=45838"}],"version-history":[{"count":2,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/45838\/revisions"}],"predecessor-version":[{"id":88964,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/posts\/45838\/revisions\/88964"}],"wp:attachment":[{"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/media?parent=45838"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/categories?post=45838"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.silicloud.com\/zh\/blog\/wp-json\/wp\/v2\/tags?post=45838"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}