How to count the number of "" true "" and ""false"" in matrix

317 views (last 30 days)
PRED LIU
PRED LIU on 25 May 2020
Answered: Tommy on 26 May 2020
matrix AAA is
AAA = [...
true true false true true
true true true false false
true false false true true
]
How to know
the number of ""true"" is 10 pcs
the number of ""false"" is 5 pcs
How to show a message "True is 66.7%"

Accepted Answer

William Alberg
William Alberg on 25 May 2020
You can do something like this:
a = [
true true false true true
true true true false false
true false false true true
]
TRUES = sum(a,'all')
FALSES = size(a,1)*size(a,2) - TRUES

More Answers (1)

Tommy
Tommy on 26 May 2020
How to show a message "True is 66.7%"
fprintf('True is %.1f%%\n', 100*TRUES/numel(a));

Tags

Products

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!