How to import data from .txt file?

390 views (last 30 days)
Hi All,
Ive tried importing my data via this code;
Spill = importdata('Spill.txt');
T = Spill(:,1);
C = Spill(:,2);
plot(T,C)
xlabel('Time / Days');
ylabel('Concentration / ppb')
but it doesn't work as it says "Index exceeds matrix dimensions.". It needs to be inputted by code and not just the import button. Can someone help? Ive attached the .txt file

Accepted Answer

Azzi Abdelmalek
Azzi Abdelmalek on 13 Apr 2016
Edited: Azzi Abdelmalek on 13 Apr 2016
Spill1 = importdata('Spill.txt');
Spill=Spill1.data
T = Spill(:,1);
C = Spill(:,2);
plot(T,C)
xlabel('Time / Days');
ylabel('Concentration / ppb')

More Answers (2)

ghozy shalahuddin
ghozy shalahuddin on 10 Oct 2019
vh

parham kianian
parham kianian on 2 Sep 2020
I think it is much easier to use textread function. Following link describe in full detail how to use this function to import data from a text file:

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