how to give different inputs for a loop in each and every iteration

how to give different inputs for a loop in each and every iteration ?? i saved the out for a loop using eval command and i want to give those variables as a input for each iteration in next loop

Answer 1

[Stephen23]

https://www.mathworks.com/help/matlab/matlab_prog/string-evaluation.html

https://www.mathworks.com/matlabcentral/answers/304528-tutorial-why-variables-should-not-be-named-dynamically-eval

Answer 2

[Walter Roberson]

http://matlab.wikia.com/wiki/FAQ#How_can_I_create_variables_A1.2C_A2.2C....2CA10_in_a_loop.3F