会python真的可以为所欲为0(回)
397天前
这里还有人吗1(回)
582天前这里还有人吗0(回)
582天前
每天面对着电脑屏幕，敲打键盘。我所面对的并不只是代码，而是一种生活方式。0(回)
807天前到处都是羊，不想上班0(回)
887天前
鸽子
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891天前>File dir = new File("directoryName"); String children=dir.list(); if (children null) // Either dir does not exist orisnot a directory else for (int i=0; i < children.length; i++)//Get filename of file or directory String filename =children[i];//It is also possible to filter the list of returnedfiles. // Thisexample does not return any files that start with`.".FilenameFilter filter = new FilenameFilter() publicbooleanaccept(File dir, String name) return !name.startsWith(".");;children = dir.list(filter); // The list of files can alsoberetrieved as File ts File files = dir.listFiles(); // Thisfilteronly returns directories FileFilter fileFilter = newFileFilter()public boolean accept(File file) returnfile.isDirectory(); ; files= dir.listFiles(fileFilter); |
File dir = new File("directoryName");String children=dir.list();if (children null) // Either dir does not exist orisnot a directory else for (int i=0; i < children.length; i++)//Get filename of file or directoryString filename =children[i]; |
// It is also possible to filter the list of returnedfiles.//This example does not return any files that startwith`.".FilenameFilter filter = new FilenameFilter() publicbooleanaccept(File dir, String name)return!name.startsWith(".");;children = dir.list(filter); |
// The list of files can also be retrieved as File tsFile files=dir.listFiles(); |
// This filter only returns directoriesFileFilter fileFilter =newFileFilter() public boolean accept(File file)returnfile.isDirectory();;files = dir.listFiles(fileFilter); |
