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how to find the position of a given number

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

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3 Answers

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

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

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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.

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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))

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