{"id":20957,"date":"2024-03-15T21:14:44","date_gmt":"2024-03-15T21:14:44","guid":{"rendered":"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/"},"modified":"2024-03-21T19:20:07","modified_gmt":"2024-03-21T19:20:07","slug":"how-to-concatenate-strings-in-c-language","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/","title":{"rendered":"How to concatenate strings in C language?"},"content":{"rendered":"<p>In C language, the strcat() function can be used to concatenate strings.<\/p>\n<pre class=\"post-pre\"><code><span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;stdio.h&gt;<\/span><\/span>\r\n<span class=\"hljs-meta\">#<span class=\"hljs-keyword\">include<\/span> <span class=\"hljs-string\">&lt;string.h&gt;<\/span><\/span>\r\n\r\n<span class=\"hljs-type\">int<\/span> <span class=\"hljs-title function_\">main<\/span><span class=\"hljs-params\">()<\/span> {\r\n    <span class=\"hljs-type\">char<\/span> str1[<span class=\"hljs-number\">100<\/span>] = <span class=\"hljs-string\">\"Hello\"<\/span>;\r\n    <span class=\"hljs-type\">char<\/span> str2[] = <span class=\"hljs-string\">\"World\"<\/span>;\r\n\r\n    <span class=\"hljs-built_in\">strcat<\/span>(str1, str2);\r\n\r\n    <span class=\"hljs-built_in\">printf<\/span>(<span class=\"hljs-string\">\"\u62fc\u63a5\u540e\u7684\u5b57\u7b26\u4e32\u662f\uff1a%s\\n\"<\/span>, str1);\r\n\r\n    <span class=\"hljs-keyword\">return<\/span> <span class=\"hljs-number\">0<\/span>;\r\n}\r\n<\/code><\/pre>\n<p>The above code will output: The concatenated string is: HelloWorld.<\/p>\n<p>In the above code, two character arrays, str1 and str2, are first defined to store the strings to be concatenated. Then the strcat() function is used to concatenate str2 to the end of str1, and finally the concatenated result is printed.<\/p>\n<p>It is important to note that the string before concatenation must have enough space to accommodate the concatenated string, otherwise it may lead to buffer overflow issues.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>In C language, the strcat() function can be used to concatenate strings. #include &lt;stdio.h&gt; #include &lt;string.h&gt; int main() { char str1[100] = &#8220;Hello&#8221;; char str2[] = &#8220;World&#8221;; strcat(str1, str2); printf(&#8220;\u62fc\u63a5\u540e\u7684\u5b57\u7b26\u4e32\u662f\uff1a%s\\n&#8221;, str1); return 0; } The above code will output: The concatenated string is: HelloWorld. In the above code, two character arrays, str1 and str2, are [&hellip;]<\/p>\n","protected":false},"author":6,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_import_markdown_pro_load_document_selector":0,"_import_markdown_pro_submit_text_textarea":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-20957","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>How to concatenate strings in C language? - 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\/blog\/how-to-concatenate-strings-in-c-language\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"How to concatenate strings in C language?\" \/>\n<meta property=\"og:description\" content=\"In C language, the strcat() function can be used to concatenate strings. #include &lt;stdio.h&gt; #include &lt;string.h&gt; int main() { char str1[100] = &quot;Hello&quot;; char str2[] = &quot;World&quot;; strcat(str1, str2); printf(&quot;\u62fc\u63a5\u540e\u7684\u5b57\u7b26\u4e32\u662f\uff1a%sn&quot;, str1); return 0; } The above code will output: The concatenated string is: HelloWorld. In the above code, two character arrays, str1 and str2, are [&hellip;]\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/\" \/>\n<meta property=\"og:site_name\" content=\"Blog - Silicon Cloud\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/SiliCloudGlobal\/\" \/>\n<meta property=\"article:published_time\" content=\"2024-03-15T21:14:44+00:00\" \/>\n<meta property=\"article:modified_time\" content=\"2024-03-21T19:20:07+00:00\" \/>\n<meta name=\"author\" content=\"Benjamin Taylor\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:creator\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:site\" content=\"@SiliCloudGlobal\" \/>\n<meta name=\"twitter:label1\" content=\"Written by\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin Taylor\" \/>\n\t<meta name=\"twitter:label2\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data2\" content=\"1 minute\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/#article\",\"isPartOf\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/\"},\"author\":{\"name\":\"Benjamin Taylor\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/ac801fe9549a25960ce48aa2e0a691c9\"},\"headline\":\"How to concatenate strings in C language?\",\"datePublished\":\"2024-03-15T21:14:44+00:00\",\"dateModified\":\"2024-03-21T19:20:07+00:00\",\"mainEntityOfPage\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/\"},\"wordCount\":97,\"commentCount\":0,\"publisher\":{\"@id\":\"https:\/\/www.silicloud.com\/blog\/#organization\"},\"inLanguage\":\"en-US\"},{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/\",\"url\":\"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/\",\"name\":\"How to concatenate strings in C language? 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- 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\/blog\/how-to-concatenate-strings-in-c-language\/","og_locale":"en_US","og_type":"article","og_title":"How to concatenate strings in C language?","og_description":"In C language, the strcat() function can be used to concatenate strings. #include &lt;stdio.h&gt; #include &lt;string.h&gt; int main() { char str1[100] = \"Hello\"; char str2[] = \"World\"; strcat(str1, str2); printf(\"\u62fc\u63a5\u540e\u7684\u5b57\u7b26\u4e32\u662f\uff1a%sn\", str1); return 0; } The above code will output: The concatenated string is: HelloWorld. In the above code, two character arrays, str1 and str2, are [&hellip;]","og_url":"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/","og_site_name":"Blog - Silicon Cloud","article_publisher":"https:\/\/www.facebook.com\/SiliCloudGlobal\/","article_published_time":"2024-03-15T21:14:44+00:00","article_modified_time":"2024-03-21T19:20:07+00:00","author":"Benjamin Taylor","twitter_card":"summary_large_image","twitter_creator":"@SiliCloudGlobal","twitter_site":"@SiliCloudGlobal","twitter_misc":{"Written by":"Benjamin Taylor","Est. reading time":"1 minute"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/#article","isPartOf":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/"},"author":{"name":"Benjamin Taylor","@id":"https:\/\/www.silicloud.com\/blog\/#\/schema\/person\/ac801fe9549a25960ce48aa2e0a691c9"},"headline":"How to concatenate strings in C language?","datePublished":"2024-03-15T21:14:44+00:00","dateModified":"2024-03-21T19:20:07+00:00","mainEntityOfPage":{"@id":"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/"},"wordCount":97,"commentCount":0,"publisher":{"@id":"https:\/\/www.silicloud.com\/blog\/#organization"},"inLanguage":"en-US"},{"@type":"WebPage","@id":"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/","url":"https:\/\/www.silicloud.com\/blog\/how-to-concatenate-strings-in-c-language\/","name":"How to concatenate strings in C language? 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