You must have write permission to the path to create file.
How to open matlab editor.
As we mentioned matlab commands are executed either at the command prompt or by running scripts or functions which can be created and edited with the built in editor.
Salam i had this problem in 2014.
Insert equations using the interactive editor or create them using latex.
You can use the live editor in matlab and in matlab online.
If you are trying to consolidate all of the separate m file windows into one window with separate tabs in it this is your answer.
When you modify a file in the editor the editor saves a copy of the file using the same file name but with an asv extension every 5 minutes.
In first click on the little pointer in the upper right of the editor then click the little downward pointing triangle in a circle in the upper right of the window and select undoc then ctll n and enjoy.
If file does not already exist matlab asks if you want to create it file can include a partial path complete path relative path or no path.
For more information see rehash or toolbox path caching in matlab.
The backup version is useful if you have system problems and lose changes you made to your file.
To launch the editor if it is not already open type edit or edit filename.
Save code results and formatted text in a single executable document.
There is a down arrow on the upper right hand corner and if one clicks dock all in editor all of the m files that are open will become one with the editor window with separate tabs for each m file.
Edit file opens the specified file in the editor.
Commands can be entered here and executed as a script.
Open the file num2str m in the editor.
The application name for the stand alone editor is meditor exe.
If you wish to view the contents of a file outside of matlab in versions later than r2007b please open the file in a generic text editor such as text edit vi emacs or notepad.
Enhance your code and results with formatted text headings images and hyperlinks.
To start the matlab stand alone editor double click an m file.
If file includes a partial path or no path edit will look for the file on the search path.
The ability to open a file in the editor outside of starting up a full matlab is available in matlab 7 5 r2007b and prior.