Details of the .cls file extension
The table below provides useful information about the .cls file extension. It answers questions such as:
- What is the .cls file?
- What program do I need to open a .cls file?
- How can the .cls file be opened, edited or printed?
- How can I convert .cls files to another format?
- Where can I find the specifications for .cls?
- Which MIME-type is associated with the .cls extension?
We hope you find this page helpful and a valuable resource!
2 extension(s) and 1 alias(es) found in database
CLASS Group Abbreviation
CLS isn't filename extension, it is the abbreviated name of release group. (iMMERSiON)
Visual Basic Class Module
CLS file is a Visual Basic Class Module. Dynamic data structures generally consist of at least some simple data storage (in our case, it will be a class module), along with a linkage to the next element in the structure.
CLASS files contain bytecodes for the Java Virtual Machine, Tthey are normally produced by a compiler for the Java programming language.
Other types of files may also use the .cls file extension.
The .cls file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
Can't open a .cls file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Table of Contents
Windows cannot open this file:
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .cls file association, check the FAQ.
Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
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