columns

Number of columns in a reference.

Syntax

v = columns(arr)

Description

Returns the number of columns in arr. Equivalent to size(arr, 2).

Example

columns([1 2 3; 4 5 6])  % 3

See also

• rows — Number of rows in a reference.
• column — Column number of a reference.
• size — Sizes along all dimensions, or along one specific dimension.