numel

Number of elements in an array.

Usage

numel(A)

• A should be an array.
• It returns the total number of elements in A.
• It gives the same value as prod(size(A)).

Example

• numel(r) is the same as the product of all elements in the size vector of the array r.

Input

r = ones(1,2,3,4,1,1);
numel(r)
prod(size(r))

Output

ans = 
 24.000
 
ans = 
 24.000