{"id":8421,"date":"2022-05-23T12:14:00","date_gmt":"2022-05-23T03:14:00","guid":{"rendered":"https:\/\/taki-lab.site\/bocci\/?p=8421"},"modified":"2022-05-22T14:20:21","modified_gmt":"2022-05-22T05:20:21","slug":"rust%e5%8b%89%e5%bc%b7%e4%b8%ad%e3%80%815-21%e3%81%ae%e7%a9%8d%e3%81%bf%e4%b8%8a%e3%81%92","status":"publish","type":"post","link":"https:\/\/taki-lab.site\/bocci\/?p=8421","title":{"rendered":"RUST\u52c9\u5f37\u4e2d\u30015\/21\u306e\u7a4d\u307f\u4e0a\u3052"},"content":{"rendered":"\n<figure class=\"wp-block-embed is-type-wp-embed is-provider-\u81ea\u5206\u3001\u307c\u3063\u3061\u3067\u3059\u304c\u4f55\u304b\uff1f wp-block-embed-\u81ea\u5206\u3001\u307c\u3063\u3061\u3067\u3059\u304c\u4f55\u304b\uff1f\"><div class=\"wp-block-embed__wrapper\">\n<blockquote class=\"wp-embedded-content\" data-secret=\"sa5iJIYcSy\"><a href=\"https:\/\/taki-lab.site\/bocci\/?p=8349\">RUST\u52c9\u5f37\u4e2d\u30015\/14\u306e\u7a4d\u307f\u4e0a\u3052<\/a><\/blockquote><iframe loading=\"lazy\" class=\"wp-embedded-content\" sandbox=\"allow-scripts\" security=\"restricted\" style=\"position: absolute; clip: rect(1px, 1px, 1px, 1px);\" title=\"&#8220;RUST\u52c9\u5f37\u4e2d\u30015\/14\u306e\u7a4d\u307f\u4e0a\u3052&#8221; &#8212; \u81ea\u5206\u3001\u307c\u3063\u3061\u3067\u3059\u304c\u4f55\u304b\uff1f\" src=\"https:\/\/taki-lab.site\/bocci\/?p=8349&#038;embed=true#?secret=VnjUkMskCC#?secret=sa5iJIYcSy\" data-secret=\"sa5iJIYcSy\" width=\"474\" height=\"267\" frameborder=\"0\" marginwidth=\"0\" marginheight=\"0\" scrolling=\"no\"><\/iframe>\n<\/div><\/figure>\n\n\n\n<p>\u30a8\u30e9\u30fc\u306e\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u306e\u52c9\u5f37\u3002<\/p>\n\n\n\n<p>\u3053\u3061\u3089\u306fResult\u3092\u4f7f\u3063\u3066\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3059\u308b\u66f8\u304d\u65b9\u3067\u3059\u3002<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>fn get_int_from_file() -&gt; Result&lt;i32, String&gt; {\n    let path = \"number.txt\";\n\n    let num_str = std::fs::read_to_string(path).map_err(|e| e.to_string())?;\n\n    num_str\n        .trim()\n        .parse::&lt;i32&gt;()\n        .map(|t| t * 2)\n        .map_err(|e| e.to_string())\n}\n\nfn main() {\n    match get_int_from_file() {\n        Ok(x) =&gt; println!(\"{}\", x),\n        Err(e) =&gt; println!(\"{}\", e),\n    }\n}\n<\/code><\/pre>\n\n\n\n<p>?\u6f14\u7b97\u5b50\u306f\u76f4\u524d\u306e\u51e6\u7406\u306eResult\u578b\u3092\u8a55\u4fa1\u3059\u308b\u66f8\u304d\u65b9\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u30a8\u30e9\u30fc\u306e\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u306e\u52c9\u5f37\u3002 \u3053\u3061\u3089\u306fResult\u3092\u4f7f\u3063\u3066\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3059\u308b\u66f8\u304d\u65b9\u3067\u3059\u3002 ?\u6f14\u7b97\u5b50\u306f\u76f4\u524d\u306e\u51e6\u7406\u306eResult\u578b\u3092\u8a55\u4fa1\u3059\u308b\u66f8\u304d\u65b9\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_uf_show_specific_survey":0,"_uf_disable_surveys":false,"jetpack_post_was_ever_published":false,"_jetpack_newsletter_access":"","_jetpack_dont_email_post_to_subs":false,"_jetpack_newsletter_tier_id":0,"_jetpack_memberships_contains_paywalled_content":false,"_jetpack_memberships_contains_paid_content":false,"footnotes":"","jetpack_publicize_message":"","jetpack_publicize_feature_enabled":true,"jetpack_social_post_already_shared":true,"jetpack_social_options":{"image_generator_settings":{"template":"highway","default_image_id":0,"font":"","enabled":false},"version":2}},"categories":[2542,3],"tags":[],"class_list":["post-8421","post","type-post","status-publish","format-standard","hentry","category-rust","category-3"],"aioseo_notices":[],"jetpack_publicize_connections":[],"jetpack_featured_media_url":"","jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p8SDbY-2bP","jetpack-related-posts":[{"id":8638,"url":"https:\/\/taki-lab.site\/bocci\/?p=8638","url_meta":{"origin":8421,"position":0},"title":"RUST\u52c9\u5f37\u4e2d\u30016\/26\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e746\u670828\u65e5","format":false,"excerpt":"\u524d\u56de\u306e\u7d9a\u304d https:\/\/taki-lab.site\/bocci\/?p=8476 \u4eca\u56de\u306fthise\u2026","rel":"","context":"Rust","block_context":{"text":"Rust","link":"https:\/\/taki-lab.site\/bocci\/?cat=2542"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8476,"url":"https:\/\/taki-lab.site\/bocci\/?p=8476","url_meta":{"origin":8421,"position":1},"title":"RUST\u52c9\u5f37\u4e2d\u30016\/4\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e746\u67085\u65e5","format":false,"excerpt":"https:\/\/taki-lab.site\/bocci\/?p=8454 \u524d\u56de\u306e\u7d9a\u304d\u3002 anyhow\u30af\u2026","rel":"","context":"Rust","block_context":{"text":"Rust","link":"https:\/\/taki-lab.site\/bocci\/?cat=2542"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8454,"url":"https:\/\/taki-lab.site\/bocci\/?p=8454","url_meta":{"origin":8421,"position":2},"title":"RUST\u52c9\u5f37\u4e2d\u30015\/29\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e745\u670829\u65e5","format":false,"excerpt":"\u3042\u3001\u4eca\u65e5\u8089\u306e\u65e5\u3058\u3083\u3093\u3002 https:\/\/taki-lab.site\/bocci\/?p=8421 us\u2026","rel":"","context":"Rust","block_context":{"text":"Rust","link":"https:\/\/taki-lab.site\/bocci\/?cat=2542"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8349,"url":"https:\/\/taki-lab.site\/bocci\/?p=8349","url_meta":{"origin":8421,"position":3},"title":"RUST\u52c9\u5f37\u4e2d\u30015\/14\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e745\u670816\u65e5","format":false,"excerpt":"https:\/\/taki-lab.site\/bocci\/?p=8280 \u30a8\u30e9\u30fc\u306e\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u306e\u52c9\u5f37\u3002\u2026","rel":"","context":"Rust","block_context":{"text":"Rust","link":"https:\/\/taki-lab.site\/bocci\/?cat=2542"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8662,"url":"https:\/\/taki-lab.site\/bocci\/?p=8662","url_meta":{"origin":8421,"position":4},"title":"RUST\u52c9\u5f37\u4e2d\u30017\/3\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e747\u67084\u65e5","format":false,"excerpt":"\u9006\u30dd\u30fc\u30e9\u30f3\u30c9\u8a18\u6cd5\u8a08\u7b97\u6a5f\u306banyhow\u30af\u30ec\u30fc\u30c8\u3092\u5b9f\u88c5\u3057\u3066\u3044\u304d\u307e\u3059\u3002 https:\/\/taki-lab.\u2026","rel":"","context":"Rust","block_context":{"text":"Rust","link":"https:\/\/taki-lab.site\/bocci\/?cat=2542"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]},{"id":8208,"url":"https:\/\/taki-lab.site\/bocci\/?p=8208","url_meta":{"origin":8421,"position":5},"title":"RUST\u52c9\u5f37\u4e2d\u30014\/23\u306e\u7a4d\u307f\u4e0a\u3052","author":"taki","date":"2022\u5e744\u670826\u65e5","format":false,"excerpt":"https:\/\/taki-lab.site\/bocci\/?p=8084 \u524d\u56de\u306e\u7d9a\u304d\u3002 \u9006\u30dd\u30fc\u30e9\u30f3\u30c9\u8a18\u2026","rel":"","context":"\u51fa\u6765\u4e8b","block_context":{"text":"\u51fa\u6765\u4e8b","link":"https:\/\/taki-lab.site\/bocci\/?cat=9"},"img":{"alt_text":"","src":"","width":0,"height":0},"classes":[]}],"jetpack_likes_enabled":true,"amp_enabled":true,"_links":{"self":[{"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/posts\/8421","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8421"}],"version-history":[{"count":1,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/posts\/8421\/revisions"}],"predecessor-version":[{"id":8423,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=\/wp\/v2\/posts\/8421\/revisions\/8423"}],"wp:attachment":[{"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8421"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8421"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/taki-lab.site\/bocci\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8421"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}