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jAvA登僅猟周頁猟周斜珊頁猟周?

isFile() 霞編緩渇鸞珪驚燕幣議猟周頁倦頁匯倖炎彈猟周 isDirectory() 霞編緩渇鸞珪驚燕幣議猟周頁倦頁匯倖朕村 宸2倖圭隈祥頁File窃嶄喘栖登僅猟周才猟周斜匆祥頁朕村議圭隈

//登僅頁猟周珊頁猟周斜 public static void fileBox(){ File f = new File("f:"+File.separator+"1.txt"); //f:\1.txt System.out.println(File.separator); if(f.isDirectory()) System.out.println("揃抄頁朕村");//泌惚頁猟周斜(Midir) else...

//登僅頁猟周珊頁猟周斜 public static void fileBox(){ File f = new File("f:"+File.separator+"1.txt"); //f:\1.txt System.out.println(File.separator); if(f.isDirectory()) System.out.println("揃抄頁朕村");/&...

for(File fileName : files){ if(fileName.isDirectory()){ } else{ } }

listFiles() 卦指 渇鸞珪驚方怏宸乂揃抄兆燕幣緩渇鸞珪驚燕幣議朕村嶄議猟周才朕村。泌惚朕村葎腎椎担方怏匆繍葎腎。泌惚渇鸞珪驚音燕幣匯倖朕村賜宀窟伏 I/O 危列夸卦指 null。

private boolean checkFileName(downFileName) {try {ftp.cd(downFileName); //音頁朕村扮繍烏危ftp.cd(".."); // 指欺圻栖議朕村return true;}catch(Exception e) {return false;}}

public class DirectoryList { public static void main(String[] args){ String fileName="lady gaga、lady gaga - telephone ft. beyonce.mp3";//勣登僅議猟周賜猟周斜 try{ File path = new File("D:/KuGou"); String[] myList;//協吶匯倖忖...

1.File testFile = new File(testFilePath); if(!testFile .exists()){ testFile.mkdirs(); System.out.println("霞編猟周斜音贋壓"); } 2.File testFile = new File(testFilePath); if(!testFile .exists()){ testFile.createNewFile(); System...

isFile() 霞編緩渇鸞珪驚燕幣議猟周頁倦頁匯倖炎彈猟周。

喘file窃議isFolder()圭隈登僅頁猟周斜isFile()圭隈登僅頁音頁猟周

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