Discover MakerZone

MATLAB and Simulink resources for Arduino, LEGO, and Raspberry Pi

Learn more

Discover what MATLAB® can do for your career.

Opportunities for recent engineering grads.

Apply Today

how to find the position of a given number

Asked by Sivakumaran Chandrasekaran on 5 Sep 2012

if the input is 1050, whats the code to get the position of 5.....(answer is third)

0 Comments

Sivakumaran Chandrasekaran

Tags

Products

3 Answers

Answer by Andrei Bobrov on 5 Sep 2012
k = 1050
find(num2str(k)-'0' == 5)

0 Comments

Andrei Bobrov
Answer by José-Luis on 5 Sep 2012
Edited by José-Luis on 6 Sep 2012
your_answer = strfind(num2str(1050),num2str(5));

0 Comments

José-Luis
Answer by Image Analyst on 5 Sep 2012
locationOf5 = strfind('1050', '5')

You can adapt it to other numbers, or pass in string variables instead of hard-coding it if you want.

3 Comments

Thanks Image Analyst !! What would be the code if the input is not a string?

Andrei Bobrov on 6 Sep 2012

see answer by Jose-Luis

Image Analyst on 6 Sep 2012
locationOfDigit = strfind(num2str(yourFullNumber), num2str(yourDesiredDigit))
Image Analyst

Contact us