There are hundreds of filename extensions in use, and the set is constantly changing. The extensions are the characters after the period in dotted-name filename systems. They identify file types and serve to associate each with the application software that can properly interpret them. Please see the accompanying links for two Web sites that list file extensions.
For windows, you might use .cmd, .bat as common file extensions. Unix doesn't use file extensions as associations, so no file extension needs to be used in the Unix environment. A shell script in Unix is simply a text file with any name that is readable and executable. However, file extensions are typically used in Unix as a documentation aid that states that the file is a shell script. Common extensions are .sh, .csh, .ksh, .tcsh, .zsh, etc.
No, folders usually do not have file extensions, but they could have if you like. Usually only files have extensions, to indicate the contents of the file.
Computers use file extensions to determine a file's type.
There are no set file extensions for an ASCII text file, however one that is commonly used is .txt
The sony handycam videocamera uses mp4 format, as well as Mpg extensions. However, with an upgrade in software, or various other hacks, it can use FLV and several other file extensions.
video files (mpg file extension, MPEG file format). It is the same video file format. You can use booth file extensions.
Different file types have different file extensions. This is the three letters, after the dot in the file name. eg. *.exe is an executable file *.doc is a document file, used by windows Word. *.txt is a text file, opened by various word processors or notepad. Windows keeps a list of known file extensions and open the appropiate program when the file is clicked on. If windows does not know what to use to open it, it will have a generic icon and will prompt you for a program to open it, when you click on it. Be aware that Windows can hide the file extensions, so you won't be able to see it in file lists. You can change this. In explorer, click on 'tools' at the top of the window, then 'folder options', then 'view'. Down the list, you will see a tick box that hides known file extensions. Un-tick it, to see extensions in file lists. On the next tab 'File Types', you can see a list of all the know file extensions and the programs they are associated with.
only Dos-based operating systems use dot-three file extensions
ENC is a file extension associated with UUEncoded files. or it is a Buffalo router upgrade they use .enc instead of the standard extensions
Rules for file extensions are based mainly on the underlying operating system and/or file system. Generally speaking, file extensions are just a part of the file name, and can be set to whatever you like.
What do file extensions like avi, dv, dvd, mpeg mean?
AnswerTo get the list of currently loaded extensions within a PHP program. Use get_loaded_extensions() function.To check what extensions are loaded by PHP on a given server, type this on the command line:php -mHere is a php script that will list the loaded extensions in a table. Save this file as phpext.php and place it on your website. Go to this file in your web browsers and see a list of loaded extensions: