From the course: MATLAB 2018 Essential Training
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Write values to an external file - MATLAB Tutorial
From the course: MATLAB 2018 Essential Training
Write values to an external file
- [Instructor] When you perform calculations in MATLAB, you will usually write the results to a variable. In this movie, I will show you how to write the contents of a variable to a file, append new values to an existing file, and display the contents of those files. I have just run MATLAB and I have a blank command window. That means I need to define the variable. So I'll start by defining a matrix. I'll call it m-a-t-1, an equal sign for assignment, followed by a left square bracket, and I want the numbers one, three, five, and seven. So I'll type a one, a colon, a two, which is my step value, and my end value of seven. Follow that with a semicolon indicating a new row and now I will start with two and go up by two all the way to eight. So 2:2:8. Then a right square bracket, make sure everything looks good. I think it is, Enter, and there I have my matrix. If I want to save this file to a file called Matrix Data, then I use exactly that key word, save. So I'll type save and then the…
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