rows¶
Purpose¶
Returns the number of rows in a matrix.
Format¶
-
y =
rows
(x)¶ - Parameters:
x (NxK matrix or sparse matrix) – data
- Returns:
y (scalar) – number of rows in the specified matrix.
Examples¶
x = ones(3, 3);
y = rows(x);
print x;
1.00 1.00 1.00
1.00 1.00 1.00
1.00 1.00 1.00
print y;
3.00
Remarks¶
Use getorders()
to return both the number of rows and columns in one call.
If x is an empty matrix, rows(x)
and cols(x)
return 0.
See also
Functions cols()
, getorders()
, show