How to sort data file in matlab , I only want to sort 1st column in ascending order and want the other entries linked with it are automatically arranged.as 1st colum is a no other are properties of it.

   1.2000000e+02   1.4000000e+02   1.4998210e+04   3.7410889e+04   2.2669271e-01
   1.1700000e+02   1.3700000e+02   1.4894970e+04   3.4887288e+04   2.4574382e-01   
   1.1800000e+02   1.3800000e+02   1.4960620e+04   3.7123210e+04   2.2906901e-01   
   1.1900000e+02   1.3900000e+02   1.4987342e+04   3.7271322e+04   2.2718913e-01   
   1.1000000e+01   3.1000000e+01   9.8520152e+03   1.4934896e+04   2.5934245e-01   

   1.2100000e+02   1.4100000e+02   1.5048622e+04   3.8070272e+04   2.2163900e-01
   3.2000000e+01   5.2000000e+01   1.2213744e+04   2.2769165e+04   2.3404948e-01 

   3.3000000e+01   5.3000000e+01   1.2316004e+04   2.3439941e+04   2.2911784e-01    
   1.2200000e+02   1.4200000e+02   1.5044815e+04   3.8125814e+04   2.2242839e-01   
   1.2300000e+02   1.4300000e+02   1.5081111e+04   3.8755290e+04   2.1865234e-01   
   1.2400000e+02   1.4400000e+02   1.5089989e+04   3.9023031e+04   2.1673177e-01 

   3.1000000e+01   5.1000000e+01   1.2139682e+04   2.2351888e+04   2.3717448e-01   

   3.4000000e+01   5.4000000e+01   1.2367802e+04   2.3189290e+04   2.3623047e-01   
   3.5000000e+01   5.5000000e+01   1.2387013e+04   2.2249349e+04   2.5078125e-01

Answer 1

[Orion]

Hi,

you just need to use sort

A = magic(5);
[unused,order] = sort(A(:,1));
A(:,:) = A(order,:);

Answer 2

[Guillaume]

Use sortrows:

A = sortrows(A, 1); %or just sortrows(A)

Answer 3

[Stephen23]

This is exactly what sortrows is for.