MATLAB is a multifunctional, powerful scientific computing program and programming language used by scientists, engineers, and mathematicians. Logging and saving command output results in MATLAB can often be tedious and difficult for the average user. In this article, we explain the easiest way to capture, log, and save command window output in MATLAB.
Prerequisites
In order to logging and saving command output results in MATLAB, you will need to have a MATLAB installation with a valid license.
Step 1: Use the Command Line
Launch MATLAB and at the command line enter in the command you wish to log and save output of. Make sure you are in the directory you want to the log the output to. For example, if you are in the MATLAB current working directory when entering your command then the log file will be saved there.
Step 2: Create a Log File
In order to save the output of the command, you will need to create a log file. To do this type diary in the command line. This will open the diary command window where you will enter in the name of the log file you wish to create.
Step 3: Enter in your Command
Once the log file has been created, enter in your command. The command window will display the results of the command and the log file will save all the details.
Step 4: Save the Log File
After running the command and reviewing the output, you will need to save the log file. To do this type diary off in the command line. This will save the log file and end the diary command.
Step 5: Accessing the Log File
The log file will be saved in the current working directory. It can be accessed and viewed in the standard MATLAB text editor.
FAQ
What is the easiest way to save command window output in MATLAB?
The easiest way to save command window output in MATLAB is to use the diary command. This creates a log file that captures command output and can be saved inside the current working directory.
How do I create a log file?
To create a log file, enter the diary command in the MATLAB command window. This will open the diary command window where you will enter in the name of the log file you wish to create.
How do I save the log file?
To save the log file, type diary off at the MATLAB command line. This will save the log file and end the diary command.
Where is the log file saved?
The log file will be saved in the current working directory. It can be opened and viewed in the MATLAB text editor.
Can I access the output of the command in the log file?
Yes, you can view the output of the command in the log file. All details are saved in the log file and can be accessed in the MATLAB text editor.