How to keep only positive values in an array?

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Priyanka Roy
Priyanka Roy 2015-9-1
评论： per isakson 2015-9-1
I have a sorted array with different values: -18 -13 0 8 51 133 255
I only keep the positive values : 0 8 51 133 255
How do i do this?

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per isakson
per isakson 2015-9-1
编辑：per isakson 2015-9-1
Given 1D-array, i.e a vector
>> A = [ -18 -13 0 8 51 133 255]
A =
-18 -13 0 8 51 133 255
>> B = A( A>=0 )
B =
0 8 51 133 255
>>
and read Matrix Indexing

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