{"id":242,"date":"2019-07-08T12:01:32","date_gmt":"2019-07-08T03:01:32","guid":{"rendered":"https:\/\/ujicya.jp\/wordpress\/?p=242"},"modified":"2019-08-22T01:58:51","modified_gmt":"2019-08-21T16:58:51","slug":"split-string-by-getline","status":"publish","type":"post","link":"https:\/\/ujicya.jp\/blog-mapping\/split-string-by-getline\/","title":{"rendered":"getline()\u3067\u6587\u5b57\u5217\u5206\u5272\u3059\u308b\u65b9\u6cd5"},"content":{"rendered":"\n

C++\u3067\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u5834\u5408\u306f\uff0cfind\u7cfb\u7d71\u306e\u95a2\u6570\u3092\u4f7f\u3063\u3066\u81ea\u4f5c\u306esplit\u95a2\u6570\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u306a\u306e\u304b\u3068\u601d\u3044\u307e\u3059\uff0e<\/p>\n\n\n\n

\u4eca\u56de\u306f\uff0c\u3082\u3063\u3068\u7c21\u5358\u306b\u6587\u5b57\u5217\u5206\u5272\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\uff0e<\/p>\n\n\n\n

\u305a\u3070\u308a\uff0c\u300cgetline()\u300d\u3092\u4f7f\u3044\u307e\u3059\uff0e<\/p>\n\n\n\n

\u3053\u306e\u95a2\u6570\u306f\u5143\u3005\u300cgetline(cin, str)\u300d\u306e\u3088\u3046\u306b\uff0c\u6a19\u6e96\u5165\u529bcin\u3067\u6587\u5b57\u5217\u30921\u884c\u53d6\u5f97\u3057\u3066\uff0c\u65e2\u306b\u5ba3\u8a00\u3055\u308c\u3066\u3044\u308b\u6587\u5b57\u5217str\u306b\u4ee3\u5165\u3059\u308b\u3068\u3044\u3046\u51e6\u7406\u306b\u3088\u304f\u4f7f\u308f\u308c\u307e\u3059\uff0e<\/p>\n\n\n\n

\u305f\u3060\u3057\uff0c1\u884c\u306e\u4e2d\u306b\u30b9\u30da\u30fc\u30b9\u3084\u30ab\u30f3\u30de\u306a\u3069\u306e\u30c7\u30ea\u30df\u30bf\u304c\u542b\u307e\u308c\u3066\u304a\u308a\uff0c\u305d\u308c\u3089\u3092\u7528\u3044\u305f\u5206\u5272\u3092\u884c\u3044\u305f\u3044\u5834\u5408\u306b\u3082\uff0c\u5b9f\u306f\u4f7f\u7528\u53ef\u80fd\u3067\u3059\uff0e\uff08\u3068\u3044\u3046\u3053\u3068\u3092\u6700\u8fd1\u77e5\u308a\u307e\u3057\u305f\uff09<\/p>\n\n\n\n

\u6a19\u6e96\u7684\u306a\u4f7f\u3044\u65b9<\/h2>\n\n\n\n

\u4eca\u56de\uff0c\u5206\u5272\u5bfe\u8c61\u306e\u6587\u5b57\u5217\u3092\u4ee5\u4e0b\u3068\u3057\u307e\u3059\uff0e
1\u884c\u3060\u3051\u3067\uff0c\u30b9\u30da\u30fc\u30b9\u306b\u3088\u3063\u3066\u533a\u5207\u3089\u308c\u3066\u3044\u307e\u3059\uff0e<\/p>\n\n\n\n

A B C D E<\/code><\/pre>\n\n\n\n
\u30b9\u30da\u30fc\u30b9\u3067\u5206\u5272\u3057\uff0cvector\u306b\u683c\u7d0d\u3057\u307e\u3059\uff0e<\/p>\n\n\n\n
#include <iostream>\n#include <sstream>\n#include <vector>\nusing namespace std;\n\nint main(void){\n    vector<string> v;                  \/\/ \u5206\u5272\u3057\u305f\u6587\u5b57\u5217\u3092\u683c\u7d0d\u3059\u308bvector\n    string str, s;                      \n\n    str = "A B C D E"                  \/\/ \u5206\u5272\u5bfe\u8c61\u306e\u6587\u5b57\u5217str\n\n    stringstream ss{str};              \/\/ \u5165\u51fa\u529b\u53ef\u80fd\u306asstream\u306b\u5909\u63db\n\n    while ( getline(ss, s, ' ') ){     \/\/ \u30b9\u30da\u30fc\u30b9\uff08' '\uff09\u3067\u533a\u5207\u3063\u3066\uff0c\u683c\u7d0d\n        v.push_back(s);\n    }\n\n    for (const string& s : v){         \/\/ v\u306e\u4e2d\u8eab\u3092\u51fa\u529b\n        cout << s << endl;\n    }\n}<\/code><\/pre><\/div>\n\n\n\n
\u5b9f\u884c\u7d50\u679c\u306f\u4ee5\u4e0b\u306e\u901a\u308a\u3067\u3059\uff0e
\u3057\u3063\u304b\u308a\u5206\u5272\u3067\u304d\u3066\u3044\u307e\u3059\u306d\uff0e<\/p>\n\n\n\n
A\nB\nC\nD\nE<\/code><\/pre>\n\n\n\n
\u30dd\u30a4\u30f3\u30c8\u306f\uff0cstringstream\u3092\u4f7f\u3046\u3053\u3068\u3067\u3059\uff0e<\/p>\n\n\n\n
\u5206\u5272\u5bfe\u8c61\u306e\u6587\u5b57\u5217\u3092\uff0cstringstream\u306b\u5909\u63db\u3057\u307e\u3059\uff0e<\/p>\n\n\n\n
while ( getline(ss, s, ‘ ‘) ) \u306e\u90e8\u5206\u3067\uff0css\u306e\u4e2d\u304b\u3089\u30b9\u30da\u30fc\u30b9\uff08’ ‘\uff09\u624b\u524d\u307e\u3067\u306e\u6587\u5b57\u5217\u3092s\u3068\u3057\u3066\u53d6\u5f97\u3057\uff0c\u305d\u308c\u3092v\u306b\u4ee3\u5165\u3057\u3066\u3044\u307e\u3059\uff0e<\/p>\n\n\n\n
\u6a19\u6e96\u5165\u529b\u304b\u3089\u53d6\u5f97\u3057\u305f\u6587\u5b57\u5217\u306e\u5206\u5272<\/h2>\n\n\n\n
\u901a\u5e38\u306e\u300cgetline(cin,str)\u300d\u3067\u5bfe\u8c61\u6587\u5b57\u5217\u3092\u4e00\u65e6\u53d6\u5f97\u3057\u3066\u304a\u304d\uff0c\u305d\u308c\u3092stringstream(ss)\u306b\u5909\u63db\u3057\u3066\u304b\u3089\uff0c\u300cgetline(ss,s,’ ‘)\u300d\u3092\u5b9f\u884c\u3057\u307e\u3059\uff0e<\/p>\n\n\n\n
#include <iostream>\n#include <sstream>\n#include <vector>\nusing namespace std;\n\nint main(void){\n    vector<string> v;                  \n    string str, s;                      \n\n    getline(cin,str);               \n\n    stringstream ss{str};             \n\n    while ( getline(ss, s, ' ') ){    \n        v.push_back(s);\n    }\n\n    for (const string& s : v){        \n        cout << s << endl;\n    }\n}<\/code><\/pre><\/div>\n\n\n\n
\u6a19\u6e96\u7684\u306a\u65b9\u6cd5\u306b\u304a\u3051\u308b\u300cstr = “A B C D E”\u300d\u3092\u300cgetline(cin,str)\u300d\u306b\u304b\u3048\u305f\u3060\u3051\u3067\u3059\u306d\uff0e<\/p>\n\n\n\n
\u3053\u308c\u3092\u898b\u3066\uff0c2\u56de\u3082getline()\u547c\u3076\u5fc5\u8981\u306a\u304f\u306a\u3044\uff1f
\u300cgetline(cin,str,’ ‘)\u300d\u3067\u3044\u3044\u3093\u3067\u306a\u3044\u306e\uff1f
\u3068\u601d\u308f\u308c\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\uff0e<\/p>\n\n\n\n
\u3057\u304b\u3057\uff0c\u4ee5\u4e0b\u306e\u3088\u3046\u306a\u4f8b\u3067\u306f\u3046\u307e\u304f\u3044\u304d\u307e\u305b\u3093\uff0e<\/p>\n\n\n\n
#include <iostream>\n#include <vector>\nusing namespace std;\n\nint main(void){\n    vector<string> v;                  \n    string str, s;                      \n\n    while (getline(cin, str, ' ')){\n        v.push_back(str);\n    };          \n\n    for (const string& s : v){\n        cout << s << endl;\n    }\n}<\/code><\/pre><\/div>\n\n\n\n
\u3053\u308c\u3092\u5b9f\u884c\u3059\u308b\u3068\uff0c\u30b7\u30a7\u30eb\u3067\u6587\u5b57\u5217\u3092\u6253\u3061\u8fbc\u307f\uff0cEnter\u3092\u62bc\u3057\u3066\u3082\u6539\u884c\u3055\u308c\u308b\u3060\u3051\u3067\uff0c\u5165\u529b\u3092\u6c42\u3081\u3089\u308c\u7d9a\u3051\u307e\u3059\uff0e
\n\u3064\u307e\u308a\uff0cwhile\u306e\u304a\u304b\u3052\u3067\u5165\u529b\u304c\u7d42\u308f\u308a\u307e\u305b\u3093\uff08\u7b11\uff09<\/p>\n\n\n\n
\u3060\u304b\u3089\u3068\u3044\u3063\u3066\uff0cwhile\u3092\u53d6\u308a\u9664\u3044\u305f\u4ee5\u4e0b\u306e\u4f8b\u3082\u3046\u307e\u304f\u3044\u304d\u307e\u305b\u3093\uff0e<\/p>\n\n\n\n
#include <iostream>\nusing namespace std;\n\nint main(void){\n    vector<string> v;                  \n    string str;                      \n\n    getline(cin, str, ' '));\n\n    cout << str << endl;\n}<\/code><\/pre><\/div>\n\n\n\n
\u3053\u306e\u5834\u5408\uff0c\u4eee\u306b\u300cA B C D\u300d\u3068\u5165\u529b\u3057\u3066\u3082\uff0c\u6700\u521d\u306e\u300cA\u300d\u3057\u304b\u53d6\u5f97\u3067\u304d\u307e\u305b\u3093\uff0e<\/p>\n\n\n\n
\u304a\u308f\u308a\u306b<\/h2>\n\n\n\n
split\u95a2\u6570\u3092\u81ea\u4f5c\u3059\u308b\u306e\u304c\u9762\u5012\u306a\u65b9\u306f\uff0cgetline()\u3092\u4f7f\u3063\u3066\u307f\u3066\u306f\u3044\u304b\u304c\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n","protected":false},"excerpt":{"rendered":"
C++\u3067\u6587\u5b57\u5217\u3092\u5206\u5272\u3059\u308b\u5834\u5408\u306f\uff0cfind\u7cfb\u7d71\u306e\u95a2\u6570\u3092\u4f7f\u3063\u3066\u81ea\u4f5c\u306esplit\u95a2\u6570\u3092\u5b9f\u88c5\u3059\u308b\u3053\u3068\u304c\u4e00\u822c\u7684\u306a\u306e\u304b\u3068\u601d\u3044\u307e\u3059\uff0e \u4eca\u56de\u306f\uff0c\u3082\u3063\u3068\u7c21\u5358\u306b\u6587\u5b57\u5217\u5206\u5272\u3059\u308b\u65b9\u6cd5\u3092\u7d39\u4ecb\u3057\u307e\u3059\uff0e \u305a\u3070\u308a\uff0c\u300cgetline()\u300d\u3092\u4f7f\u3044\u307e\u3059\uff0e \u3053 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[4],"tags":[11,23,31],"_links":{"self":[{"href":"https:\/\/ujicya.jp\/blog-mapping\/wp-json\/wp\/v2\/posts\/242"}],"collection":[{"href":"https:\/\/ujicya.jp\/blog-mapping\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ujicya.jp\/blog-mapping\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ujicya.jp\/blog-mapping\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/ujicya.jp\/blog-mapping\/wp-json\/wp\/v2\/comments?post=242"}],"version-history":[{"count":0,"href":"https:\/\/ujicya.jp\/blog-mapping\/wp-json\/wp\/v2\/posts\/242\/revisions"}],"wp:attachment":[{"href":"https:\/\/ujicya.jp\/blog-mapping\/wp-json\/wp\/v2\/media?parent=242"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ujicya.jp\/blog-mapping\/wp-json\/wp\/v2\/categories?post=242"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ujicya.jp\/blog-mapping\/wp-json\/wp\/v2\/tags?post=242"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}