package filetest;package filetest;
\nimport java.io.*;
\npublic class creatfile {
\npublic static void main(String[] args) { \/\/ TODO \u81ea\u52a8\u751f\u6210\u7684\u65b9\u6cd5\u5b58\u6839 File f = new File(“c:\\\\1.txt”); if (f.exists()) f.delete(); else try { f.createNewFile(); } catch (Exception e) { System.out.println(e.getMessage()); } \/\/getNmae()\u65b9\u6cd5\uff0c\u53d6\u5f97\u6587\u4ef6\u540d System.out.println(“\u6587\u4ef6\u540d\uff1a”+f.getName()); \/\/getPath()\u65b9\u6cd5\uff0c\u53d6\u5f97\u6587\u4ef6\u8def\u5f84 System.out.println(“\u6587\u4ef6\u8def\u5f84\uff1a”+f.getPath()); \/\/getAbsolutePath()\u65b9\u6cd5\uff0c\u5f97\u5230\u7edd\u5bf9\u8def\u5f84\u540d System.out.println(“\u7edd\u5bf9\u8def\u5f84\uff1a”+f.getAbsolutePath()); \/\/getParent()\u65b9\u6cd5 \u5f97\u5230\u7236\u6587\u4ef6\u5939\u540d\u79f0 System.out.println(“\u7236\u6587\u4ef6\u5939\u540d\u79f0”+f.getParent()); \/\/exists\uff08\uff09\u5224\u65ad\u6587\u4ef6\u662f\u5426\u5b58\u5728 System.out.println(f.exists()?”\u6587\u4ef6\u5b58\u5728”:”\u6587\u4ef6\u4e0d\u5b58\u5728”); \/\/canWrite(),\u5224\u65ad\u6587\u4ef6\u662f\u5426\u53ef\u5199 System.out.println(f.canWrite()?”\u6587\u4ef6\u53ef\u5199”:”\u6587\u4ef6\u4e0d\u53ef\u5199”); \/\/canRead()\u5224\u65ad\u6587\u4ef6\u662f\u5426\u53ef\u8bfb System.out.println(f.canRead()?”\u6587\u4ef6\u53ef\u8bfb”:”\u6587\u4ef6\u4e0d\u53ef\u8bfb”); \/\/isDirectory(),\u5224\u65ad\u662f\u5426\u662f\u76ee\u5f55 System.out.println(f.isDirectory()?”\u662f\u76ee\u5f55”:”\u4e0d\u662f\u76ee\u5f55”); \/\/isFile(),\u5224\u65ad\u662f\u5426\u662f\u6587\u4ef6 System.out.println(f.isFile()?”\u662f\u6587\u4ef6”:”\u4e0d\u662f\u6587\u4ef6”); \/\/isAbsolute(),\u662f\u5426\u662f\u7edd\u5bf9\u8def\u5f84\u540d\u79f0 System.out.println(f.isAbsolute()?”\u662f\u7edd\u5bf9\u8def\u5f84”:”\u4e0d\u662f\u7edd\u5bf9\u8def\u5f84”); \/\/lastModified(),\u6587\u4ef6\u6700\u540e\u7684\u4fee\u6539\u65f6\u95f4 System.out.println(“\u6587\u4ef6\u7684\u6700\u540e\u4fee\u6539\u65f6\u95f4\uff1a”+f.lastModified()); \/\/length(),\u6587\u4ef6\u7684\u957f\u5ea6 System.out.println(“\u6587\u4ef6\u5927\u5c0f\uff1a”+f.length()+”Bytes”);
\n}<\/p>\n
}<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
<\/p>\n
\u4f7f\u7528\u65f6\u6ce8\u610f\u5c06IDE\u8bbe\u7f6e\u4e3a\u201c\u4ee5\u7ba1\u7406\u5458\u8eab\u4efd\u8fd0\u884c\u201d\u5426\u5219\u53ef\u80fd\u51fa\u73b0\u65e0\u6cd5\u521b\u5efa\u6587\u4ef6\u7684\u9519\u8bef<\/p>\n","protected":false},"excerpt":{"rendered":"
package filetest;package filetest; import java.io.*; pu […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[22,24],"tags":[],"class_list":["post-662","post","type-post","status-publish","format-standard","hentry","category-java","category-base_code"],"blocksy_meta":[],"_links":{"self":[{"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/posts\/662","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=662"}],"version-history":[{"count":2,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/posts\/662\/revisions"}],"predecessor-version":[{"id":664,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=\/wp\/v2\/posts\/662\/revisions\/664"}],"wp:attachment":[{"href":"https:\/\/notes.coremix.net\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=662"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=662"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/notes.coremix.net\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=662"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}