How to get a variable assigned directly to Empty matrix: 0-by-1?

If I type the variable name say 'a' in cmd window I should get

Empty matrix: 0-by-1

What should i assign to 'a' ??

a=..... ?

[Yi Sui]

Just out of curiosity, in what case would you need this?

Answer 1

[Sean de Wolski]

a = zeros(0,1)

[Jan]

Or ones(0,1).

[Sean de Wolski]

rand(0,1);

[Rajan]

Thank you .