{"id":518,"date":"2024-12-25T00:59:35","date_gmt":"2024-12-24T16:59:35","guid":{"rendered":"https:\/\/www.laixuexila.com\/?p=518"},"modified":"2024-12-25T00:59:35","modified_gmt":"2024-12-24T16:59:35","slug":"%e4%b8%ba%e4%bb%80%e4%b9%88%e5%9c%a8-c-%e4%b8%ad%e4%bd%bf%e7%94%a8-cin-ignore%ef%bc%9f%e4%bd%95%e6%97%b6%e4%bd%bf%e7%94%a8%e5%ae%83%e6%9d%a5%e6%b8%85%e9%99%a4%e8%be%93%e5%85%a5%e7%bc%93","status":"publish","type":"post","link":"https:\/\/www.laixuexila.com\/index.php\/2024\/12\/25\/%e4%b8%ba%e4%bb%80%e4%b9%88%e5%9c%a8-c-%e4%b8%ad%e4%bd%bf%e7%94%a8-cin-ignore%ef%bc%9f%e4%bd%95%e6%97%b6%e4%bd%bf%e7%94%a8%e5%ae%83%e6%9d%a5%e6%b8%85%e9%99%a4%e8%be%93%e5%85%a5%e7%bc%93\/","title":{"rendered":"\u4e3a\u4ec0\u4e48\u5728 C++ \u4e2d\u4f7f\u7528\u00a0cin.ignore()\uff1f\u4f55\u65f6\u4f7f\u7528\u5b83\u6765\u6e05\u9664\u8f93\u5165\u7f13\u51b2\u533a"},"content":{"rendered":"\n<blockquote class=\"wp-block-quote is-layout-flow wp-block-quote-is-layout-flow\">\n<p class=\"wp-block-paragraph\">\u5728 C++ \u4e2d\uff0c<code>cin.ignore()<\/code> \u662f\u4e00\u4e2a\u7528\u4e8e\u5ffd\u7565\u8f93\u5165\u6d41\u4e2d\u67d0\u4e9b\u5b57\u7b26\u7684\u51fd\u6570\u3002\u5b83\u5728\u5904\u7406\u6807\u51c6\u8f93\u5165\u65f6\u975e\u5e38\u6709\u7528\uff0c\u7279\u522b\u662f\u5728\u8bfb\u53d6\u6570\u636e\u65f6\u9632\u6b62\u51fa\u73b0\u4e0d\u5fc5\u8981\u7684\u6362\u884c\u7b26\u6216\u5b57\u7b26\u6b8b\u7559\u3002\u867d\u7136 <code>cin.ignore()<\/code> \u662f C++ \u7684\u529f\u80fd\uff0c\u4f46\u5b83\u7ecf\u5e38\u7528\u4e8e\u89e3\u51b3\u6807\u51c6\u8f93\u5165\u7684\u8f93\u5165\u7f13\u51b2\u533a\u95ee\u9898\u3002<\/p>\n<\/blockquote>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4f55\u65f6\u4f7f\u7528 <code>cin.ignore()<\/code>\uff1f<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8bfb\u53d6\u5b57\u7b26\u4e32\u65f6\u6e05\u9664\u6b8b\u7559\u7684\u6362\u884c\u7b26<\/strong><br>\u5f53\u4f60\u4f7f\u7528 <code>cin<\/code> \u8bfb\u53d6\u6570\u636e\u65f6\uff0c\u5c24\u5176\u662f\u4f7f\u7528 <code>cin >><\/code> \u8bfb\u53d6\u57fa\u672c\u6570\u636e\u7c7b\u578b\uff08\u5982\u6574\u6570\u3001\u6d6e\u52a8\u6570\u503c\u7b49\uff09\u65f6\uff0c\u8f93\u5165\u7f13\u51b2\u533a\u4e2d\u7684\u6362\u884c\u7b26\uff08<code>\\n<\/code>\uff09\u5e76\u4e0d\u4f1a\u88ab\u6e05\u9664\u3002\u5982\u679c\u4f60\u968f\u540e\u5c1d\u8bd5\u4f7f\u7528 <code>getline()<\/code> \u8bfb\u53d6\u4e00\u884c\u5b57\u7b26\u4e32\uff0c\u7a0b\u5e8f\u53ef\u80fd\u4f1a\u7acb\u5373\u8bfb\u53d6\u5230\u6b8b\u7559\u7684\u6362\u884c\u7b26\uff0c\u5bfc\u81f4 <code>getline()<\/code> \u63d0\u524d\u7ec8\u6b62\u3002 <strong>\u793a\u4f8b\u95ee\u9898\uff1a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   #include &lt;iostream&gt;\n   using namespace std;\n\n   int main() {\n       int number;\n       string line;\n\n       \/\/ \u8bfb\u53d6\u6574\u6570\n       cout &lt;&lt; \"Enter a number: \";\n       cin &gt;&gt; number;\n\n       \/\/ \u8bfb\u53d6\u5b57\u7b26\u4e32\uff0c\u53ef\u80fd\u4f1a\u88ab\u6b8b\u7559\u7684\u6362\u884c\u7b26\u5f71\u54cd\n       cout &lt;&lt; \"Enter a line: \";\n       getline(cin, line);  \/\/ \u4e0d\u4f1a\u6b63\u786e\u8bfb\u53d6\u8f93\u5165\n\n       cout &lt;&lt; \"Number: \" &lt;&lt; number &lt;&lt; endl;\n       cout &lt;&lt; \"Line: \" &lt;&lt; line &lt;&lt; endl;\n       return 0;\n   }<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u5728\u4e0a\u8ff0\u4ee3\u7801\u4e2d\uff0c<code>getline()<\/code> \u53ef\u80fd\u4f1a\u8bfb\u53d6\u5230\u6362\u884c\u7b26\uff0c\u4ece\u800c\u5bfc\u81f4\u5b83\u7acb\u5373\u8fd4\u56de\u5e76\u4e14\u4e0d\u7b49\u5f85\u8bfb\u5165\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>\u89e3\u51b3\u65b9\u6cd5\uff1a<\/strong><br>\u5728\u8bfb\u53d6\u6574\u6570\u540e\u8c03\u7528 <code>cin.ignore()<\/code> \u6e05\u9664\u7f13\u51b2\u533a\u4e2d\u7684\u6362\u884c\u7b26\uff1a<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>   #include &lt;iostream&gt;\n   using namespace std;\n\n   int main() {\n       int number;\n       string line;\n\n       \/\/ \u8bfb\u53d6\u6574\u6570\n       cout &lt;&lt; \"Enter a number: \";\n       cin &gt;&gt; number;\n\n       \/\/ \u6e05\u9664\u6362\u884c\u7b26\n       cin.ignore();  \/\/ \u6e05\u9664\u6362\u884c\u7b26\n\n       \/\/ \u6b63\u786e\u8bfb\u53d6\u5b57\u7b26\u4e32\n       cout &lt;&lt; \"Enter a line: \";\n       getline(cin, line);\n\n       cout &lt;&lt; \"Number: \" &lt;&lt; number &lt;&lt; endl;\n       cout &lt;&lt; \"Line: \" &lt;&lt; line &lt;&lt; endl;\n       return 0;\n   }<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6837\uff0c<code>cin.ignore()<\/code> \u4f1a\u6e05\u9664\u8f93\u5165\u6d41\u4e2d\u6b8b\u7559\u7684\u6362\u884c\u7b26\uff0c\u786e\u4fdd <code>getline()<\/code> \u6b63\u5e38\u8bfb\u53d6\u5b57\u7b26\u4e32\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u8df3\u8fc7\u4e0d\u9700\u8981\u7684\u5b57\u7b26\u6216\u8f93\u5165<\/strong><br>\u6709\u65f6\u5728\u8bfb\u53d6\u7528\u6237\u8f93\u5165\u65f6\uff0c\u53ef\u80fd\u4f1a\u9047\u5230\u4e0d\u9700\u8981\u7684\u5b57\u7b26\uff0c\u7279\u522b\u662f\u5f53\u4f60\u5e0c\u671b\u8df3\u8fc7\u7279\u5b9a\u8f93\u5165\u7684\u4e00\u90e8\u5206\u65f6\u3002<code>cin.ignore()<\/code> \u53ef\u4ee5\u7528\u4e8e\u8df3\u8fc7\u8f93\u5165\u6d41\u4e2d\u7684\u5b57\u7b26\uff08\u5982\u591a\u4f59\u7684\u6362\u884c\u7b26\u3001\u7a7a\u683c\u6216\u5176\u4ed6\u5b57\u7b26\uff09\uff0c\u4f7f\u5f97\u7a0b\u5e8f\u7ee7\u7eed\u4ece\u6b63\u786e\u7684\u4f4d\u7f6e\u8bfb\u53d6\u6570\u636e\u3002 <strong>\u793a\u4f8b\uff1a<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"wp-block-code\"><code>   #include &lt;iostream&gt;\n   using namespace std;\n\n   int main() {\n       char c;\n\n       \/\/ \u7528\u6237\u8f93\u5165 'x' \u548c\u56de\u8f66\n       cout &lt;&lt; \"Enter a character: \";\n       cin &gt;&gt; c;\n\n       \/\/ \u4f7f\u7528 cin.ignore() \u5ffd\u7565\u6389\u6362\u884c\u7b26\n       cin.ignore();\n\n       cout &lt;&lt; \"Now enter another character: \";\n       cin &gt;&gt; c;\n\n       cout &lt;&lt; \"Character: \" &lt;&lt; c &lt;&lt; endl;\n       return 0;\n   }<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u8fd9\u6bb5\u4ee3\u7801\u5c06\u8df3\u8fc7\u8f93\u5165\u6d41\u4e2d\u7684\u6362\u884c\u7b26\uff0c\u5141\u8bb8\u7528\u6237\u5728\u7b2c\u4e8c\u6b21\u8f93\u5165\u65f6\u6b63\u786e\u8bfb\u53d6\u5b57\u7b26\u3002<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u4e3a\u4ec0\u4e48\u4f7f\u7528 <code>cin.ignore()<\/code>\uff1f<\/strong><\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6e05\u9664\u8f93\u5165\u7f13\u51b2\u533a\u7684\u6b8b\u7559\u5b57\u7b26<\/strong><br>\u4f7f\u7528 <code>cin.ignore()<\/code> \u53ef\u4ee5\u6e05\u7406\u8f93\u5165\u6d41\u4e2d\u7684\u591a\u4f59\u5b57\u7b26\uff08\u5982\u6362\u884c\u7b26\u3001\u7a7a\u683c\u7b49\uff09\uff0c\u786e\u4fdd\u540e\u7eed\u8bfb\u53d6\u64cd\u4f5c\u4e0d\u88ab\u5e72\u6270\u3002<\/li>\n\n\n\n<li><strong>\u9632\u6b62\u8f93\u5165\u9519\u8bef<\/strong><br>\u5728\u8bfb\u53d6\u4e0d\u540c\u7c7b\u578b\u7684\u8f93\u5165\uff08\u5982\u6574\u6570\u540e\u518d\u8bfb\u53d6\u5b57\u7b26\u4e32\uff09\u65f6\uff0c<code>cin.ignore()<\/code> \u53ef\u4ee5\u9632\u6b62\u4e0d\u5fc5\u8981\u7684\u8f93\u5165\u5b57\u7b26\uff08\u4f8b\u5982\u6362\u884c\u7b26\uff09\u5f71\u54cd\u7a0b\u5e8f\u7684\u884c\u4e3a\u3002<\/li>\n\n\n\n<li><strong>\u63d0\u9ad8\u8f93\u5165\u5904\u7406\u7684\u51c6\u786e\u6027<\/strong><br>\u5bf9\u4e8e\u590d\u6742\u7684\u7528\u6237\u8f93\u5165\uff0c<code>cin.ignore()<\/code> \u53ef\u4ee5\u5e2e\u52a9\u7a0b\u5e8f\u8df3\u8fc7\u4e0d\u9700\u8981\u7684\u5b57\u7b26\uff0c\u786e\u4fdd\u6309\u9884\u671f\u8bfb\u53d6\u6709\u6548\u8f93\u5165\u3002<\/li>\n<\/ol>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u6ce8\u610f\u4e8b\u9879<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li><code>cin.ignore()<\/code> \u53ef\u4ee5\u63a5\u53d7\u4e24\u4e2a\u53c2\u6570\uff1a\u5ffd\u7565\u7684\u5b57\u7b26\u6570\u91cf\u548c\u7ed3\u675f\u5b57\u7b26\u3002\u4f8b\u5982\uff0c<code>cin.ignore(100, '\\n')<\/code> \u4f1a\u5ffd\u7565\u8f93\u5165\u6d41\u4e2d\u7684\u6700\u591a 100 \u4e2a\u5b57\u7b26\uff0c\u76f4\u5230\u9047\u5230\u6362\u884c\u7b26\u4e3a\u6b62\u3002<\/li>\n\n\n\n<li>\u8fc7\u5ea6\u4f7f\u7528 <code>cin.ignore()<\/code> \u53ef\u80fd\u4f1a\u5bfc\u81f4\u8df3\u8fc7\u6709\u7528\u7684\u8f93\u5165\uff0c\u56e0\u6b64\u4f7f\u7528\u65f6\u5e94\u8c28\u614e\uff0c\u786e\u4fdd\u4e0d\u4f1a\u65e0\u610f\u4e2d\u6e05\u9664\u6709\u6548\u7684\u7528\u6237\u8f93\u5165\u3002<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>\u603b\u7ed3<\/strong><\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u4f7f\u7528 <code>cin.ignore()<\/code> \u4e3b\u8981\u662f\u4e3a\u4e86\u6e05\u9664\u8f93\u5165\u6d41\u4e2d\u591a\u4f59\u7684\u5b57\u7b26\uff0c\u7279\u522b\u662f\u6362\u884c\u7b26\uff0c\u786e\u4fdd\u540e\u7eed\u7684\u8f93\u5165\u64cd\u4f5c\u4e0d\u4f1a\u53d7\u5230\u5f71\u54cd\u3002<\/li>\n\n\n\n<li>\u5b83\u5e38\u7528\u4e8e\u5728 <code>cin >><\/code> \u8bfb\u53d6\u6574\u6570\u3001\u6d6e\u70b9\u6570\u7b49\u540e\uff0c\u786e\u4fdd\u540e\u7eed\u8c03\u7528 <code>getline()<\/code> \u80fd\u591f\u6b63\u786e\u8bfb\u53d6\u5b57\u7b26\u4e32\u3002<\/li>\n\n\n\n<li>\u5e94\u8be5\u6839\u636e\u9700\u8981\u6e05\u9664\u8f93\u5165\u6d41\u4e2d\u7684\u591a\u4f59\u5b57\u7b26\u6216\u6362\u884c\u7b26\uff0c\u4ee5\u63d0\u9ad8\u8f93\u5165\u7684\u51c6\u786e\u6027\u548c\u7a0b\u5e8f\u7684\u7a33\u5b9a\u6027\u3002<\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>\u5728 C++ \u4e2d\uff0ccin.ignore() \u662f\u4e00\u4e2a\u7528\u4e8e\u5ffd\u7565\u8f93\u5165\u6d41\u4e2d\u67d0\u4e9b\u5b57\u7b26\u7684\u51fd\u6570\u3002\u5b83\u5728\u5904\u7406\u6807\u51c6\u8f93\u5165\u65f6\u975e\u5e38\u6709\u7528\uff0c\u7279 [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[59],"tags":[],"class_list":["post-518","post","type-post","status-publish","format-standard","hentry","category-c"],"_links":{"self":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/518","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/comments?post=518"}],"version-history":[{"count":1,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/518\/revisions"}],"predecessor-version":[{"id":519,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/posts\/518\/revisions\/519"}],"wp:attachment":[{"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/media?parent=518"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/categories?post=518"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.laixuexila.com\/index.php\/wp-json\/wp\/v2\/tags?post=518"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}