matlab length of each element in cell array

Question

a={\'a\',\'aa\',\'aaa\',\'aaaa\'}
length(a)
  4
size(a)
  1 4

How can I get the length of each element in the cell array with a single comm

Answer 1

arrayfun - Apply function to each element of array check documentation: http://www.mathworks.com/help/techdoc/ref/arrayfun.html

Answer 2

cellfun('length',a)

"apply length(x) to each element x in a".

cellfun docs.