matalloc

Purpose

Allocates a matrix with unspecified contents.

Format

y = matalloc(r, c)

Parameters:

• r (scalar) – rows.

• c (scalar) – columns.

Returns:

y (RxC matrix)

Remarks

The contents are unspecified. This function is used to allocate a matrix that will be written to in sections using indexing or used with the Foreign Language Interface as an output matrix for a function called with dllcall.

Examples

// Allocate a 3x2 matrix, then fill it
y = matalloc(3, 2);
y[1, .] = 1~2;
y[2, .] = 3~4;
y[3, .] = 5~6;
print y;

See also

Functions matinit(), ones(), zeros(), eye()