How to replace name with number

Hello guys !!

I've a question for you. I got a cell array like that x = {'white' 'red' 'blue' 'yellow'}. My intention is to replace my cell array with a number vector, so that white become 1, red become 2.. and so on. How can i do that?

ty

Answer 1

[Thorsten]

 [~, ~, xnum] = unique(x, 'stable')

[Light.16]

sorry sir..

but i did't understand :(

[Light.16]

which tipe of function is that? IT WORKS!!! :D but how did you do that =???

[Guillaume]

In matlab type

doc unique

to read its documentation