MATLAB: How to replace an integer in a vector with another vector

MATLABreplace

How can you replace a single element in a vector with a vector? I tried using logical indexing but it says "In an assignment A(I) = B, the number of elements in B and I must be the same." Kindly help.Thanks in advance.

Best Answer

a=[1 2 3 4]
b=[10 20 30]
idx=find(a==2)
out=[a(1:idx-1) b a(idx+1:end)]
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