{"id":298,"date":"2023-10-31T14:53:55","date_gmt":"2022-11-12T02:16:28","guid":{"rendered":"https:\/\/www.silicloud.com\/zh\/blog\/index.php\/2023\/11\/30\/%e5%9c%a8r%e4%b8%ad%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8strsplit%e5%87%bd%e6%95%b0%ef%bc%9f\/"},"modified":"2025-08-01T19:56:12","modified_gmt":"2025-08-01T11:56:12","slug":"%e5%9c%a8r%e4%b8%ad%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8strsplit%e5%87%bd%e6%95%b0%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.silicloud.com\/zh\/blog\/%e5%9c%a8r%e4%b8%ad%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8strsplit%e5%87%bd%e6%95%b0%ef%bc%9f\/","title":{"rendered":"R\u8bed\u8a00strsplit()\u51fd\u6570\u8be6\u89e3\uff1a\u5b57\u7b26\u4e32\u5206\u5272\u4e0e\u5904\u7406\u6280\u5de7"},"content":{"rendered":"<p>\u4f5c\u4e3a\u4e00\u540d\u7a0b\u5e8f\u5458\uff0c\u4f60\u53ef\u80fd\u9700\u8981\u5904\u7406\u5927\u91cf\u7684\u5b57\u7b26\u4e32\u3002\u4f60\u7ecf\u5e38\u4f1a\u8fdb\u884c\u5b57\u7b26\u4e32\u7684\u62fc\u63a5\u548c\u5206\u5272\u3002\u5728R\u8bed\u8a00\u4e2d\uff0c\u6709\u4e00\u4e2a\u51fd\u6570\u53eb\u505a `strsplit()` \u53ef\u4ee5\u5e2e\u52a9\u6211\u4eec\u8fdb\u884c\u5b57\u7b26\u4e32\u7684\u5206\u5272\u3002\u5728\u524d\u4e00\u7bc7\u6587\u7ae0\u4e2d\uff0c\u6211\u4eec\u5df2\u7ecf\u8ba8\u8bba\u4e86\u7528\u4e8e\u62fc\u63a5\u5b57\u7b26\u4e32\u7684 `paste()` \u51fd\u6570\u3002\u73b0\u5728\uff0c\u8ba9\u6211\u4eec\u6765\u770b\u770b\u5982\u4f55\u4f7f\u7528 `strsplit()` \u51fd\u6570\u6765\u8fdb\u884c\u5b57\u7b26\u4e32\u5411\u91cf\u7684\u5206\u5272\u3002<\/p>\n<p>`strsplit()` \u662f\u4e00\u79cd\u51fa\u8272\u7684R\u51fd\u6570\uff0c\u5b83\u53ef\u4ee5\u5c06\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u5411\u91cf\u5206\u5272\u6210\u5b50\u5b57\u7b26\u4e32\u3002\u8ba9\u6211\u4eec\u770b\u770b\u8fd9\u4e2a\u51fd\u6570\u662f\u5982\u4f55\u5de5\u4f5c\u7684\uff0c\u4ee5\u53ca\u4f7f\u7528 `strsplit()` \u5728R\u4e2d\u8fdb\u884c\u5b57\u7b26\u4e32\u5206\u5272\u7684\u5404\u79cd\u65b9\u6cd5\u3002<\/p>\n<hr \/>\n<h2>`strsplit()` \u51fd\u6570\u7684\u8bed\u6cd5<\/h2>\n<p>`strsplit()`\uff1a\u5b83\u662f\u4e00\u79cd\u7528\u4e8e\u5c06\u5b57\u7b26\u4e32\u6839\u636e\u53c2\u6570\u8fdb\u884c\u62c6\u5206\u4e3a\u5b50\u5b57\u7b26\u4e32\u7684R\u8bed\u8a00\u51fd\u6570\u3002<\/p>\n<pre class=\"post-pre\"><code>strsplit(<span class=\"token punctuation\">x<\/span>, <span class=\"token punctuation\">split<\/span>, <span class=\"token keyword\">fixed<\/span> = <span class=\"token boolean\">TRUE<\/span>)<\/code><\/pre>\n<p>\u5176\u4e2d\uff1a<\/p>\n<ul class=\"post-ul\">\n<li>`x` = \u8f93\u5165\u6570\u636e\u6587\u4ef6\u3001\u5411\u91cf\u6216\u5b57\u7b26\u4e32\u3002<\/li>\n<li>`split` = \u7528\u4e8e\u5c06\u5b57\u7b26\u4e32\u5206\u5272\u6210\u6240\u9700\u683c\u5f0f\u7684\u5206\u9694\u7b26\u3002<\/li>\n<li>`fixed` = \u5339\u914d\u5206\u9694\u7b26\u6216\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u3002<\/li>\n<\/ul>\n<hr \/>\n<h2>\u5728R\u4e2d\u4f7f\u7528`strsplit()`\u51fd\u6570\u7684\u5b9e\u73b0\u65b9\u5f0f<\/h2>\n<p>\u5728\u672c\u8282\u4e2d\uff0c\u8ba9\u6211\u4eec\u770b\u4e00\u4e2a\u7b80\u5355\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u4e86 `strsplit()` \u51fd\u6570\u7684\u7528\u6cd5\u3002\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c`strsplit()` \u51fd\u6570\u5c06\u628a\u7ed9\u5b9a\u7684\u8f93\u5165\u62c6\u5206\u6210\u4e00\u4e2a\u5b57\u7b26\u4e32\u6216\u503c\u7684\u5217\u8868\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u770b\u770b\u5b83\u662f\u5982\u4f55\u8fd0\u4f5c\u7684\u3002<\/p>\n<pre class=\"post-pre\"><code>df <span class=\"token operator\">&lt;-<\/span> <span class=\"token string\">\"R is the statistical analysis language\"<\/span>\r\nstrsplit(<span class=\"token punctuation\">df<\/span>, <span class=\"token keyword\">split<\/span> = <span class=\"token string\">\" \"<\/span>)<\/code><\/pre>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code>[[1]]\r\n[1] \"R\"          \"is\"         \"the\"        \"statistical\" \"analysis\"   \"language\"<\/code><\/pre>\n<p>\u6211\u4eec\u505a\u5230\u4e86\uff01\u901a\u8fc7\u8fd9\u79cd\u65b9\u5f0f\uff0c\u6211\u4eec\u53ef\u4ee5\u8f7b\u677e\u5730\u5206\u5272\u6570\u636e\u4e2d\u7684\u5b57\u7b26\u4e32\u3002`strsplit()` \u51fd\u6570\u7684\u6700\u4f73\u7528\u4f8b\u4e4b\u4e00\u662f\u7ed8\u5236\u8bcd\u4e91\u3002\u5728\u8fd9\u4e2a\u8fc7\u7a0b\u4e2d\uff0c\u6211\u4eec\u9700\u8981\u5927\u91cf\u7684\u8bcd\u7ec4\u6765\u7ed8\u5236\u6700\u6d41\u884c\u6216\u91cd\u590d\u7684\u8bcd\u3002\u56e0\u6b64\uff0c\u4e3a\u4e86\u4ece\u6570\u636e\u4e2d\u83b7\u53d6\u5b57\u7b26\u4e32\uff0c\u6211\u4eec\u4f7f\u7528\u8fd9\u4e2a\u51fd\u6570\u6765\u8fd4\u56de\u5b57\u7b26\u4e32\u5217\u8868\u3002<\/p>\n<hr \/>\n<h3>1. \u4f7f\u7528\u5e26\u6709\u5206\u9694\u7b26\u7684`strsplit()`\u51fd\u6570<\/h3>\n<p>\u5728\u4e00\u822c\u60c5\u51b5\u4e0b\uff0c\u5206\u9694\u7b26\u662f\u7528\u4e8e\u5206\u9694\u6570\u636e\u4e2d\u7684\u5355\u8bcd\u6216\u6587\u672c\u7684\u7b80\u5355\u7b26\u53f7\u3001\u5b57\u7b26\u6216\u503c\u3002\u5728\u672c\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u63a2\u8ba8\u4e0d\u540c\u7b26\u53f7\u4f5c\u4e3a\u5206\u9694\u7b26\u7684\u7528\u6cd5\u3002<\/p>\n<pre class=\"post-pre\"><code>df <span class=\"token operator\">&lt;-<\/span> <span class=\"token string\">\"get%better%every%day\"<\/span>\r\nstrsplit(<span class=\"token punctuation\">df<\/span>, <span class=\"token keyword\">split<\/span> = <span class=\"token string\">'%'<\/span>)<\/code><\/pre>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code>[[1]]\r\n[1] \"get\"    \"better\" \"every\"  \"day\"<\/code><\/pre>\n<p>\u5728\u8fd9\u79cd\u60c5\u51b5\u4e0b\uff0c\u8f93\u5165\u6587\u672c\u4ee5 `%` \u4f5c\u4e3a\u5206\u9694\u7b26\u3002\u73b0\u5728\uff0c\u6211\u4eec\u7684\u5173\u6ce8\u70b9\u662f\u53bb\u9664\u5206\u9694\u7b26\u5e76\u5c06\u6587\u672c\u4f5c\u4e3a\u5b57\u7b26\u4e32\u5217\u8868\u83b7\u53d6\u3002`strsplit()` \u51fd\u6570\u5728\u8fd9\u91cc\u5b8c\u6210\u4e86\u76f8\u540c\u7684\u64cd\u4f5c\u3002\u5b83\u53bb\u9664\u4e86\u5206\u9694\u7b26\u5e76\u5c06\u5b57\u7b26\u4e32\u4f5c\u4e3a\u5217\u8868\u8fd4\u56de\u3002<\/p>\n<hr \/>\n<h3>2. \u901a\u8fc7\u6b63\u5219\u8868\u8fbe\u5f0f\u5206\u9694\u7b26\u4f7f\u7528`strsplit()`\u51fd\u6570<\/h3>\n<p>\u5728\u672c\u8282\u4e2d\uff0c\u6211\u4eec\u5c06\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f\u6765\u62c6\u5206\u6587\u672c\u3002\u542c\u8d77\u6765\u6709\u8da3\u5417\uff1f\u6765\u8bd5\u8bd5\u770b\u5427\u3002<\/p>\n<pre class=\"post-pre\"><code>df <span class=\"token operator\">&lt;-<\/span> <span class=\"token string\">\"all16i5need6is4a9long8vacation\"<\/span>\r\nstrsplit(<span class=\"token punctuation\">df<\/span>, <span class=\"token keyword\">split<\/span> = <span class=\"token string\">\"[0-9]+\"<\/span>)<\/code><\/pre>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code>[[1]]\r\n[1] \"all\"       \"i\"         \"need\"      \"is\"        \"a\"         \"long\"      \"vacation\"<\/code><\/pre>\n<p>\u5728\u8fd9\u4e2a\u4f8b\u5b50\u4e2d\uff0c\u6211\u4eec\u7684\u8f93\u5165\u6570\u636e\u5305\u542b\u4e860\u52309\u4e4b\u95f4\u7684\u6570\u5b57\u3002\u56e0\u6b64\uff0c\u6211\u4eec\u4f7f\u7528\u6b63\u5219\u8868\u8fbe\u5f0f `[0-9]+` \u6765\u901a\u8fc7\u79fb\u9664\u6570\u5b57\u5c06\u6570\u636e\u8fdb\u884c\u62c6\u5206\u3002`strsplit()` \u51fd\u6570\u5c06\u8fd4\u56de\u4e00\u4e2a\u5b57\u7b26\u4e32\u5217\u8868\u4f5c\u4e3a\u8f93\u51fa\uff0c\u5982\u4e0a\u6240\u793a\u3002<\/p>\n<hr \/>\n<h3>\u5206\u5272\u8f93\u5165\u5b57\u7b26\u4e32\u4e2d\u7684\u6bcf\u4e2a\u5b57\u7b26<\/h3>\n<p>\u5230\u76ee\u524d\u4e3a\u6b62\uff0c\u6211\u4eec\u5df2\u7ecf\u9047\u5230\u4e86\u5404\u79cd\u7c7b\u578b\u7684\u5b57\u7b26\u4e32\u5206\u5272\u3002\u90a3\u4e48\uff0c\u5982\u679c\u6211\u4eec\u60f3\u8981\u5206\u5272\u5b57\u7b26\u4e32\u7684\u6bcf\u4e00\u4e2a\u5b57\u7b26\u600e\u4e48\u529e\u5462\uff1f\u55ef\uff0c\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528 `strsplit()` \u51fd\u6570\uff0c\u5e76\u901a\u8fc7\u4e0d\u540c\u7684\u5206\u5272\u53c2\u6570\u63d0\u53d6\u6bcf\u4e2a\u5b57\u7b26\u3002<\/p>\n<p>\u8ba9\u6211\u4eec\u770b\u770b\u5b83\u662f\u5982\u4f55\u8fd0\u4f5c\u7684\u5427\u3002<\/p>\n<pre class=\"post-pre\"><code>df <span class=\"token operator\">&lt;-<\/span> <span class=\"token string\">\"You can type q() in Rstudio to quit R\"<\/span>\r\nstrsplit(<span class=\"token punctuation\">df<\/span>, <span class=\"token keyword\">split<\/span> = <span class=\"token string\">\"\"<\/span>)<\/code><\/pre>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code>[[1]]\r\n [1] \"Y\" \"o\" \"u\" \" \" \"c\" \"a\" \"n\" \" \" \"t\" \"y\" \"p\" \"e\" \" \" \"q\" \"(\" \")\" \" \" \"i\" \"n\" \" \" \"R\" \"s\" \"t\" \"u\" \"d\" \"i\" \"o\" \" \" \"t\" \"o\" \" \" \"q\" \"u\" \"i\" \"t\" \" \" \"R\"<\/code><\/pre>\n<hr \/>\n<h3>\u5728R\u4e2d\u4f7f\u7528`strsplit()`\u51fd\u6570\u62c6\u5206\u65e5\u671f<\/h3>\n<p>`strsplit()` \u51fd\u6570\u7684\u53e6\u4e00\u4e2a\u6700\u4f73\u5e94\u7528\u662f\u5c06\u65e5\u671f\u62c6\u5206\u3002\u8fd9\u4e2a\u5e94\u7528\u573a\u666f\u975e\u5e38\u9177\uff0c\u503c\u5f97\u4e00\u8bd5\u3002\u5728\u672c\u90e8\u5206\u4e2d\uff0c\u8ba9\u6211\u4eec\u770b\u770b\u5b83\u662f\u5982\u4f55\u5de5\u4f5c\u7684\u3002<\/p>\n<pre class=\"post-pre\"><code>test_dates <span class=\"token operator\">&lt;-<\/span> <span class=\"token function\">c<\/span>(<span class=\"token string\">\"24-07-2020\"<\/span>, <span class=\"token string\">\"25-07-2020\"<\/span>, <span class=\"token string\">\"26-07-2020\"<\/span>, <span class=\"token string\">\"27-07-2020\"<\/span>, <span class=\"token string\">\"28-07-2020\"<\/span>)\r\ntest_mat <span class=\"token operator\">&lt;-<\/span> <span class=\"token function\">strsplit<\/span>(<span class=\"token punctuation\">test_dates<\/span>, <span class=\"token keyword\">split<\/span> = <span class=\"token string\">\"-\"<\/span>)\r\ntest_mat<\/code><\/pre>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code>[[1]]\r\n[1] \"24\"   \"07\"   \"2020\"\r\n\r\n[[2]]\r\n[1] \"25\"   \"07\"   \"2020\"\r\n\r\n[[3]]\r\n[1] \"26\"   \"07\"   \"2020\"\r\n\r\n[[4]]\r\n[1] \"27\"   \"07\"   \"2020\"\r\n\r\n[[5]]\r\n[1] \"28\"   \"07\"   \"2020\"<\/code><\/pre>\n<p>\u4f60\u53ef\u4ee5\u770b\u5230\u4e00\u4e2a\u6f02\u4eae\u7684\u8f93\u51fa\uff0c\u5bf9\u5427\uff1f\u4f7f\u7528\u8fd9\u4e2a\u51fd\u6570\uff0c\u6211\u4eec\u53ef\u4ee5\u4ece\u8f93\u5165\u7684\u5b57\u7b26\u4e32\u6216\u6570\u636e\u4e2d\u521b\u5efa\u5f88\u591a\u62c6\u5206\u3002\u4f60\u8fd8\u53ef\u4ee5\u5c06\u65e5\u671f\u8f6c\u6362\u4e3a\u77e9\u9635\u683c\u5f0f\u3002<\/p>\n<pre class=\"post-pre\"><code><span class=\"token function\">matrix<\/span>(<span class=\"token function\">unlist<\/span>(<span class=\"token punctuation\">test_mat<\/span>), <span class=\"token keyword\">ncol<\/span> = <span class=\"token number\">3<\/span>, <span class=\"token keyword\">byrow<\/span> = <span class=\"token boolean\">TRUE<\/span>)<\/code><\/pre>\n<p>\u8f93\u51fa\uff1a<\/p>\n<pre class=\"post-pre\"><code>     [,1] [,2] [,3]\r\n[1,] \"24\" \"07\" \"2020\"\r\n[2,] \"25\" \"07\" \"2020\"\r\n[3,] \"26\" \"07\" \"2020\"\r\n[4,] \"27\" \"07\" \"2020\"\r\n[5,] \"28\" \"07\" \"2020\"<\/code><\/pre>\n<p>\u60a8\u53ef\u4ee5\u770b\u5230\u6211\u4eec\u4ece\u62c6\u5206\u7684\u6570\u636e\u4e2d\u521b\u5efa\u4e86\u4e00\u4e2a\u77e9\u9635\u7684\u7ed3\u679c\u3002\u5c06\u6570\u636e\u7ec4\u7ec7\u8d77\u6765\u975e\u5e38\u91cd\u8981\uff0c\u4ee5\u4fbf\u8fdb\u884c\u8fdb\u4e00\u6b65\u7684\u5904\u7406\u3002\u4ec5\u4ec5\u62c6\u5206\u6587\u672c\u800c\u4e0d\u8fdb\u884c\u8f6c\u5316\u6216\u7ec4\u7ec7\u6210\u4ee5\u4e0a\u7684\u53ef\u9760\u5f62\u5f0f\u662f\u6ca1\u6709\u610f\u4e49\u7684\u3002<\/p>\n<hr \/>\n<h2>\u7ed3\u8bba<\/h2>\n<p>\u597d\u4e86\uff0c\u6211\u4eec\u5230\u4e86\u6587\u7ae0\u7684\u7ed3\u5c3e\uff0c\u6211\u5e0c\u671b\u73b0\u5728\u4f60\u5bf9R\u8bed\u8a00\u4e2d\u7684 `strsplit()` \u51fd\u6570\u7684\u5de5\u4f5c\u539f\u7406\u548c\u7528\u6cd5\u6709\u4e86\u66f4\u597d\u7684\u4e86\u89e3\u3002\u8fd9\u4e2a\u51fd\u6570\u5728\u5b57\u7b26\u4e32\u5206\u5272\u65b9\u9762\u975e\u5e38\u5e38\u7528\u4e14\u53d7\u6b22\u8fce\u3002\u5c31\u8fd9\u4e9b\u4e86\uff0c\u6211\u4eec\u4e0b\u6b21\u518d\u4ecb\u7ecd\u53e6\u4e00\u4e2a\u51fd\u6570\u3002<\/p>\n<p>\u66f4\u591a\u5b66\u4e60\uff1a <a href=\"https:\/\/www.rdocumentation.org\/packages\/base\/versions\/3.6.2\/topics\/strsplit\" target=\"_blank\" rel=\"noopener\">R\u6587\u6863<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f5c\u4e3a\u4e00\u540d\u7a0b\u5e8f\u5458\uff0c\u4f60\u53ef\u80fd\u9700\u8981\u5904\u7406\u5927\u91cf\u7684\u5b57\u7b26\u4e32\u3002\u4f60\u7ecf\u5e38\u4f1a\u8fdb\u884c\u5b57\u7b26\u4e32\u7684\u62fc\u63a5\u548c\u5206\u5272\u3002\u5728R\u8bed\u8a00\u4e2d\uff0c\u6709\u4e00\u4e2a\u51fd\u6570\u53eb\u505a `st [&hellip;]<\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[586,1052,181,567,184],"class_list":["post-298","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-r","tag-strsplit","tag-181","tag-567","tag-184"],"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>R\u8bed\u8a00strsplit()\u51fd\u6570\u8be6\u89e3\uff1a\u5b57\u7b26\u4e32\u5206\u5272\u4e0e\u5904\u7406\u6280\u5de7 - Blog - Silicon Cloud<\/title>\n<meta name=\"description\" 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