Matlab find index of value in array

Help Center Help Center. If X is a vector, then find returns a vector with the same orientation as X.

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Matlab find index of value in array

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Together, row and col specify the X row,col subscripts corresponding to the nonzero elements in X.

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Matlab find index of value in array

Help Center Help Center. When you want to access selected elements of an array, use indexing. There are two ways to refer to a particular element in an array. The most common way is to specify row and column subscripts, such as. Less common, but sometimes useful, is to use a single subscript that traverses down each column in order:. Using a single subscript to refer to a particular element in an array is called linear indexing. If you try to refer to elements outside an array on the right side of an assignment statement, MATLAB throws an error. However, on the left side of an assignment statement, you can specify elements outside the current dimensions. The size of the array increases to accommodate the newcomers.

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Adam on 11 Apr Sign in to answer this question. Accepted Answer. In this tutorial, I have explained different methods of finding indices of elements in an array with the help of examples. Like Article. Look for the last n nonzero elements in X using find X,n,'last'. Off-Canvas Navigation Menu Toggle. Do you need the locations or do you simply need to refer to the locations where the specified value occurs? It does indeed seem like find is what GuillyT is looking for. Sign in to comment. You do not use or initialize found. Search MathWorks. The position of an element within an array is known as index of the element. Unable to complete the action because of changes made to the page.

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You are now following this question You will see updates in your followed content feed. Trial software. You may receive emails, depending on your communication preferences. Search MathWorks. You may receive emails, depending on your communication preferences. Close Mobile Search. Tags array. Other MathWorks country sites are not optimized for visits from your location. Usage notes and limitations: X must be a tall column vector. Select a Web Site Choose a web site to get translated content where available and see local events and offers.