💾 MATLAB File I/O

Learn to read and write text and data files in MATLAB using fopen, fprintf, fscanf, and fclose.

📖 Example: Write and Read Text File

Output will appear here...

💡 Pro Tip: Always close files with fclose to avoid memory leaks and file locks.

🔧 Common File I/O Functions

fopen(filename, mode) — Open a file ('r', 'w', 'a', etc.)
fprintf(fid, format, ...) — Write formatted data to a file
fscanf(fid, format) — Read formatted data from a file
fclose(fid) — Close the open file
load(filename) — Load data from a MAT-file or ASCII data file
save(filename, variables) — Save variables to a MAT-file