dlmwrite

Write an numeric matrix to a text file file using a delimiter.

Syntax

• dlmwrite(filename, M)
• dlmwrite(filename, M, delimiter)
• dlmwrite(filename, M, '-append')
• dlmwrite(filename, M, '-append', delimiter)
• dlmwrite(filename, M, delimiter, r, c)
• dlmwrite(filename, M, '-append', delimiter, r, c)
• dlmwrite(filename, M, delimiter, r, c, eol)
• dlmwrite(filename, M, '-append', delimiter, r, c, eol)
• dlmwrite(filename, M, delimiter, r, c, eol, precision)
• dlmwrite(filename, M, '-append', delimiter, r, c, eol, precision)

Input argument

• filename - a string: filename destination.
• M - an numeric or logical matrix.
• delimiter - a string: ',' , '\t', ';' delimiter. default ','
• r, c - integer: offset. default : 0, 0
• eol - a string: 'pc' or 'unix'.
• precision - a integer or C format string. (default: 5)

Description

dlmwrite writes an numeric matrix to an ASCII format file.

Example

A = [Inf, -Inf, NaN, 3];
filename = [tempdir(), 'dlmwrite_example.csv'];
dlmwrite(filename, A);
R = dlmread(filename)
A = eye(3, 2);
dlmwrite(filename, A, ';', 4, 5);
R = fileread(filename)

See also

dlmread, fileread.

History

Author

Allan CORNET