{"id":6912,"date":"2020-11-10T20:40:52","date_gmt":"2020-11-10T12:40:52","guid":{"rendered":"https:\/\/yanjingang.com\/blog\/?p=6912"},"modified":"2022-11-10T20:41:42","modified_gmt":"2022-11-10T12:41:42","slug":"%e5%a4%9a%e7%ba%bf%e7%a8%8bstdcout%e4%b9%b1%e5%ba%8f%e9%97%ae%e9%a2%98%e8%a7%a3%e5%86%b3%e6%96%b9%e6%b3%95","status":"publish","type":"post","link":"https:\/\/yanjingang.com\/blog\/?p=6912","title":{"rendered":"\u591a\u7ebf\u7a0bstd::cout\u4e71\u5e8f\u95ee\u9898\u89e3\u51b3\u65b9\u6cd5"},"content":{"rendered":"<div>\n<h3>\u95ee\u9898\u63cf\u8ff0<\/h3>\n<p>\u5728C++\u591a\u7ebf\u7a0b\u7f16\u7a0b\u4e2d\uff0c\u5f00\u53d1\u8005\u5f80\u5f80\u4f7f\u7528cout\u6765\u6253\u5370\u4e00\u4e9b\u4fe1\u606f\uff0c\u4f46\u662f\u5f80\u5f80\u88ab\u4eba\u5ffd\u7565\u7684\u662f\uff0ccout\u5728\u4f7f\u7528\u65f6<strong>\u53ef\u80fd<\/strong>\u4f1a\u5b58\u5728\u7ebf\u7a0b\u4e4b\u95f4\u7684\u6253\u5370\u4fe1\u606f<strong>\u4e71\u4e32<\/strong>\u7684\u95ee\u9898\uff0c\u8fd9\u4e2a\u95ee\u9898\u7684\u539f\u56e0\u662f&#8221;&lt;&lt;&#8220;\u8fd9\u4e2a\u64cd\u4f5c\u7b26\u662f\u7ebf\u7a0b\u4e0d\u5b89\u5168\u7684\uff0c\u4f1a\u9020\u6210\u7ade\u4e89\u95ee\u9898\uff0c\u5f53\u91c7\u7528\u591a\u4e2a&lt;&lt;\u62fc\u63a5\u65f6\uff0c\u6253\u5370\u53ef\u80fd\u5728&lt;&lt;\u65f6\u4e2d\u65ad\uff0c\u4f8b\u5982\u4e0b\u8fb9\u7684\u5199\u6cd5\uff1a<\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">std::cout &lt;&lt; \"This is \" &lt;&lt; name &lt;&lt; \"\uff0cid = \" &lt;&lt; id &lt;&lt; std::endl;<\/code><\/pre>\n<p>\u4e0b\u9762\u662f\u4e24\u4e2a\u7ebf\u7a0b\u6253\u5370\u7684\u4f8b\u5b50\uff0c\u53ef\u4ee5\u89c2\u5bdf\u5230\u6253\u5370\u4e71\u4e32\u7684\u73b0\u8c61\uff1a<\/p>\n<\/div>\n<div>\n<pre class=\"pure-highlightjs\"><code class=\"\">#include &lt;iostream&gt;\r\n#include &lt;thread&gt;\r\n#include &lt;stdio.h&gt;\r\n\r\nvoid PrintFunc(std::string name, std::string country)\r\n{\r\n    while (true) {\r\n        std::cout &lt;&lt; \"I am \" &lt;&lt; name &lt;&lt; \", from \" &lt;&lt; country &lt;&lt; std::endl;\r\n    }\r\n}\r\n\r\nint main()\r\n{\r\n    auto t1 = std::thread(PrintFunc, \"Tom\", \"USA\");\r\n    auto t2 = std::thread(PrintFunc, \"Yan\", \"China\");\r\n\r\n    t1.join();\r\n    t2.join();\r\n\r\n    return 0;\r\n}<\/code><\/pre>\n<div>\n<div>\n<h3>\u89e3\u51b3\u65b9\u6848<\/h3>\n<h4>\u65b9\u68481<\/h4>\n<p>\u5c06std::cout\u7528printf\u66ff\u6362\uff0c\u5982\u4e0b\uff1a<\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">printf(\"I am %s, from %s\\n\", name.c_str(), country.c_str());<\/code><\/pre>\n<h4>\u65b9\u68482<\/h4>\n<p>\u907f\u514d\u4f7f\u7528operator &lt;&lt;\uff0c\u5728\u6253\u5370\u4fe1\u606f\u4e4b\u524d\uff0c\u5148\u751f\u6210\u4e00\u4e2a\u6253\u5370\u5b57\u7b26\u4e32\uff0c\u5982\u4e0b\uff1a<\/p>\n<pre class=\"pure-highlightjs\"><code class=\"\">std::string msg = \"\"; msg = msg + \"I am\" + name + \", from \" + country + \"\\n\"; std::cout &lt;&lt; msg;<\/code><\/pre>\n<p>&nbsp;<\/p>\n<p>\u53c2\u8003\uff1a<br \/>\nhttps:\/\/stackoverflow.com\/questions\/14718124\/how-to-easily-make-stdcout-thread-safe<br \/>\nhttps:\/\/www.jianshu.com\/p\/9a98b855408b<\/p>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u95ee\u9898\u63cf\u8ff0 \u5728C++\u591a\u7ebf\u7a0b\u7f16\u7a0b\u4e2d\uff0c\u5f00\u53d1\u8005\u5f80\u5f80\u4f7f\u7528cout\u6765\u6253\u5370\u4e00\u4e9b\u4fe1\u606f\uff0c\u4f46\u662f\u5f80\u5f80\u88ab\u4eba\u5ffd\u7565\u7684\u662f\uff0ccout\u5728\u4f7f\u7528\u65f6\u53ef [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[1027],"tags":[877,1235],"_links":{"self":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/6912"}],"collection":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=6912"}],"version-history":[{"count":2,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/6912\/revisions"}],"predecessor-version":[{"id":6916,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=\/wp\/v2\/posts\/6912\/revisions\/6916"}],"wp:attachment":[{"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=6912"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=6912"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/yanjingang.com\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=6912"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}