Writing files To write a new file, use the function: fid= fopen(‘<filename>’, ‘wt’); To write to a new file, use the function: fprintf(fid, ‘Hello, I am writing this into the file’);
Writing files Use the following set of commands to create a new file and write a sentence into that file. View the file in notepad.
Writing files To open a file in text mode, specify the permission using one of the listed Permission Value, and attach the letter 't'. For example, use 'rt' or 'wt+'.
Reading Files Use the command ‘fopen(‘<filename>, rt’) to open a file to be read in text mode. Use the fscanf(fid, format, size)command to read form the file.
Shifting and Sorting matrices Shift and Sort Functions circshift Circularly shift matrix contents. sortSort array elements in ascending or descending order. sortrows Sort rows in ascending order. issorted Determine if matrix elements are in sorted order.
Shifting and Sorting matrices
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