write_csv

Arguments

filename

a character string. The file path.

M

a matrix of strings.

sep

column separator mark, by default a tabulation: ascii(9) or "\t".

dec

decimal mark '.' or ',' by default a ','

Description

write_csv(M, filename) writes matrix M into filename as comma-separated values. The filename input is a string.

if the file 'filename' already exists, it is overwritten.

Examples

// save a matrix as csv file format
A = [1:10] * 0.1;
write_csv(A, TMPDIR + '/datas.csv');

// read as text
mgetl(TMPDIR + '/datas.csv')

r = read_csv(TMPDIR + '/datas.csv',ascii(9));
r = strsubst(r,',','.');
evstr(r)

A = [1:10] * 0.1; 
write_csv(A', TMPDIR+'/foo.csv', ' ', '.');
mgetl(TMPDIR+'/foo.csv')

See Also

• read_csv — Read comma-separated value file
• evstr — evaluation of expressions
• mgetl — read lines from an text file
• format — number printing and display format

Authors

Allan CORNET