{"id":933,"date":"2018-09-17T18:35:38","date_gmt":"2018-09-17T09:35:38","guid":{"rendered":"https:\/\/chat-messenger.com\/?p=933"},"modified":"2018-12-23T01:56:42","modified_gmt":"2018-12-22T16:56:42","slug":"file-listfiles","status":"publish","type":"post","link":"https:\/\/chat-messenger.com\/vi\/blog\/java\/danh-sach-tap-tinfiles","title":{"rendered":"Hi\u1ec3n th\u1ecb danh s\u00e1ch c\u00e1c file trong th\u01b0 m\u1ee5c Java"},"content":{"rendered":"<h2 class=\"common_title\"><a name=\"0\"><strong>Java<\/strong><strong>danh m\u1ee5c<\/strong>B\u00ean trong<strong>Danh s\u00e1ch t\u1eadp tin<\/strong>Tr\u00ecnh di\u1ec5n. T\u1ec7p.listFiles()<\/a><\/h2>\n<p>\n<strong>Java<\/strong>v\u00e0 \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh<strong>danh m\u1ee5c<\/strong>B\u00ean trong<strong>Danh s\u00e1ch t\u1eadp tin<\/strong>Gi\u1edbi thi\u1ec7u m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh m\u1eabu hi\u1ec3n th\u1ecb c\u00e1c t\u1ec7p .<br \/>\n<strong>Danh s\u00e1ch t\u1eadp tin<\/strong>\u0111\u1ec3 hi\u1ec3n th\u1ecb <strong>java.io.File<\/strong> S\u1eed d\u1ee5ng c\u00e1c ph\u01b0\u01a1ng th\u1ee9c sau c\u1ee7a l\u1edbp:\n<\/p>\n<div class=\"point\">\n<ul>\n<li><strong>danh s\u00e1ch()<\/strong>...Danh s\u00e1ch c\u00e1c t\u1eadp tin v\u00e0 th\u01b0 m\u1ee5c ch\u1ee9a trong th\u01b0 m\u1ee5c \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh <u>M\u1ea3ng ki\u1ec3u String<\/u>Tr\u1ea3 l\u1ea1i n\u00f3 v\u1edbi<\/li>\n<li><strong>danh s\u00e1chFiles()<\/strong>...Danh s\u00e1ch c\u00e1c t\u1eadp tin v\u00e0 th\u01b0 m\u1ee5c ch\u1ee9a trong th\u01b0 m\u1ee5c \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh <u>M\u1ea3ng lo\u1ea1i t\u1ec7p<\/u>Tr\u1ea3 l\u1ea1i n\u00f3 v\u1edbi<\/li>\n<\/ul>\n<\/div>\n<p><script type=\"text\/javascript\" src=\"https:\/\/chat-messenger.com\/js\/common.js?dd12sssas2223\" charset=\"UTF-8\"><\/script><br \/>\n<script type=\"text\/javascript\"> writePR(); <\/script><\/p>\n<h2 class=\"common_title\"><a name=\"1\">ch\u01b0\u01a1ng tr\u00ecnh m\u1eabu<\/a><\/h2>\n<p>\u0110\u1ec3 ki\u1ec3m tra ch\u01b0\u01a1ng tr\u00ecnh m\u1eabu, t\u00f4i \u0111\u00e3 t\u1ea1o m\u1ed9t th\u01b0 m\u1ee5c danh s\u00e1ch t\u1ec7p v\u00e0 chu\u1ea9n b\u1ecb c\u00e1c t\u1ec7p sau.<\/p>\n<pre class=\"console\">C:\\filelist \u2502 aaa.java \u2502 bbb.java \u2514\u2500dir ccc.java ddd.java eee.jpg\r\n<\/pre>\n\n<pre class=\"sample_src\">public static void main(String[] args) { String path = &quot;C:\\\\filelist&quot;; File dir = new File(path); File[] files = dir.listFiles(); for (int i = 0; i &lt; files.length; i++) { T\u1ec7p t\u1ec7p = t\u1ec7p [i]; System.out.println((i + 1) + &quot;: &quot; + file); } }\r\n<\/pre>\n<h2 class=\"common_title\"><a name=\"2\">K\u1ebft qu\u1ea3 th\u1ef1c hi\u1ec7n<\/a><\/h2>\n<p>\u25c6K\u1ebft qu\u1ea3 \u0111\u1ea7u ra<\/p>\n<pre class=\"console\">1: C:\\filelist\\aaa.java 2: C:\\filelist\\bbb.java 3: C:\\filelist\\dir\r\n<\/pre>\n<p>B\u00e2y gi\u1edd b\u1ea1n c\u00f3 th\u1ec3 hi\u1ec3n th\u1ecb danh s\u00e1ch c\u00e1c t\u1ec7p v\u00e0 th\u01b0 m\u1ee5c c\u00f3 trong &quot;C:\\filelist&quot;.<br \/>\nTuy nhi\u00ean, danh s\u00e1ch c\u00e1c t\u1ec7p ch\u1ee9a trong &quot;C:\\filelist\\dir&quot; kh\u00f4ng \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb.<\/p>\n<p><strong>java.io.File<\/strong> l\u1edbp h\u1ecdc <strong>danh s\u00e1ch()<\/strong>,<strong>danh s\u00e1chFiles()<\/strong> C\u00f3 v\u1ebb nh\u01b0 c\u1ea3 danh s\u00e1ch th\u01b0 m\u1ee5c con \u0111\u1ec1u kh\u00f4ng \u0111\u01b0\u1ee3c hi\u1ec3n th\u1ecb.<br \/>\nTi\u1ebfp theo, t\u00f4i s\u1ebd gi\u1edbi thi\u1ec7u m\u1ed9t ch\u01b0\u01a1ng tr\u00ecnh s\u1eed d\u1ee5ng x\u1eed l\u00fd \u0111\u1ec7 quy \u0111\u1ec3 d\u1ec5 d\u00e0ng hi\u1ec3n th\u1ecb v\u00e0 t\u00ecm ki\u1ebfm danh s\u00e1ch c\u00e1c t\u1ec7p v\u00e0 th\u01b0 m\u1ee5c, bao g\u1ed3m c\u1ea3 c\u00e1c th\u01b0 m\u1ee5c con.<br \/>\n<a href=\"https:\/\/chat-messenger.com\/vi\/blog\/java\/tim-kiem-tap-tin\/\"><strong>t\u1eadp tin t\u00ecm ki\u1ebfm java \u0111\u1ec7 quy<\/strong><\/a><\/p>","protected":false},"excerpt":{"rendered":"<p>Hi\u1ec3n th\u1ecb danh s\u00e1ch c\u00e1c file trong th\u01b0 m\u1ee5c Java. File.listFiles() trong Java, th\u01b0 m\u1ee5c \u0111\u01b0\u1ee3c ch\u1ec9 \u0111\u1ecbnh [\u2026]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"swell_btn_cv_data":""},"categories":[19],"tags":[],"_links":{"self":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts\/933"}],"collection":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/comments?post=933"}],"version-history":[{"count":7,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts\/933\/revisions"}],"predecessor-version":[{"id":1888,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/posts\/933\/revisions\/1888"}],"wp:attachment":[{"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/media?parent=933"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/categories?post=933"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chat-messenger.com\/vi\/wp-json\/wp\/v2\/tags?post=933"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}