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Step-by-step lesson · MATLAB

How to write a function in MATLAB

5 steps · Written for Mac. On Windows, use Ctrl for Command and Alt for Option.

1. Create a new file named area.m
2. Type function A = area(r) on the first line
3. Type A = pi * r^2; on the next line
4. Type end and save the file
5. In the Command Window, type area(2)