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How to count the number of different strings in a string list?

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Paramonte
Paramonte on 18 Jan 2021
Commented: Steven Lord on 15 Apr 2021
Dear All
I would need some help on this:
I have the following string list:
AAA
ABB
CDE
ABB
CCR
AAA
FDR
I would need to count the different strings in this list which is, in this example 5, and this would be my output.
The acual list may have undreds of strings.
Many thanks in advance!
Para

Accepted Answer

Mischa Kim
Mischa Kim on 18 Jan 2021
Hi, use
str = {'AAA','ABB','CDE','ABB','CCR','AAA','FDR'};
numstr = numel(unique(str))
  3 Comments
Steven Lord
Steven Lord on 15 Apr 2021
str = {'AAA','ABB','CDE','ABB','CCR','AAA','FDR'};
histogram(categorical(str))

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