Getting particular number from 2 rows.

Yuan Jun Lim

2019 10 30

1 个回答

2 次查看（30 天）

0 个投票

Hi,

I would like to get only the value 1 and 1 from first row, and value 2 and 1 from the second row.

So my output will be :

May i ask how do i do it?

Thankyou.

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回答（1 个）

galaxy 2019-10-30

0 个投票

Let 's try

a = {'Scenario_1_mode_1', 'Scenario_2_mode_1', 'Scenario_3_mode_1', 'Scenario_4_mode_1'};
a = a';
for i=1:length(a)
    b = regexp(a{i},'\d*','Match');
    
    if ~isempty(b)
      out(i)=str2double(strjoin(b, ''));
    else
      out(i)=NaN;
    end
end