MATLAB: Structure find numbers associated with strings

structures

Best Answer

It's a bit awkward, but yes ...

idxNY = arrayfun(@(k)isequal(person(k).hometown,'New York'),1:numel(person))
[person(idxNY).height]'

I find it typically easier to use the table obect to store this type of data.

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MATLAB: How to find string structure elements

people(1).Surname='Judit';
people(1).Family_Name='White';
people(2).Surname='Margaret';
people(2).Family_Name='Brown';
people(3).Surname='Judit';
people(3).Family_Name='Brown';
%--------------------------------
a={people.Surname}
b={people.Family_Name}
id={'Judit' 'Brown'}
idx1=ismember(a,id)
idx2=ismember(b,id)

MATLAB: Get value from table/matrix based on common attribute

% input data
A = {'Smith' 'John' '1001';
    'Taylor' 'James' '1004';
    'Thatcher' 'Mary' '1001'};
B = {'1001' 'New York' 'USA';
    '1002' 'London' 'UK';
    '1004' 'Madrid' 'Spain'};
A_t = cell2table(A,'VariableNames',{'Name','First','Citycode'});
B_t = cell2table(B,'VariableNames',{'Citycode','CityName','Country'});
% join
T = innerjoin(A_t,B_t)

T =

3×5 table

Name First Citycode CityName Country

____________ _________ ________ ____________ _________

{'Smith' } {'John' } {'1001'} {'New York'} {'USA' }

{'Thatcher'} {'Mary' } {'1001'} {'New York'} {'USA' }

{'Taylor' } {'James'} {'1004'} {'Madrid' } {'Spain'}

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MATLAB: How to find string structure elements

MATLAB: Get value from table/matrix based on common attribute

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