# Vector to Matrix

**URL:** <https://discourse.julialang.org/t/vector-to-matrix/17033>\
**Category:** Internals & Design\
**Created:** [November 1, 2018, 2:52am UTC](https://discourse.julialang.org/t/vector-to-matrix/17033 "2018-11-01T02:52:06Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![JailsonLiberato](https://avatars.discourse-cdn.com/v4/letter/j/5f9b8f/32.png) [@JailsonLiberato](https://discourse.julialang.org/u/JailsonLiberato)\
**Post date:** [November 1, 2018, 2:52am UTC](https://discourse.julialang.org/t/vector-to-matrix/17033/1 "2018-11-01T02:52:06Z")

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How can I convert Vector in Matrix. I have a vector and I can’t fill the matrix. Anybody can help me?

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**Author:** ![kristoffer.carlsson](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/kristoffer.carlsson/32/22_2.png) [@kristoffer.carlsson](https://discourse.julialang.org/u/kristoffer.carlsson)\
**Post date:** [November 1, 2018, 3:08am UTC](https://discourse.julialang.org/t/vector-to-matrix/17033/2 "2018-11-01T03:08:23Z")

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What have you tried so far? Could you give some examples of inputs and desired output?

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**Author:** ![yang](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/yang/32/5232_2.png) [@yang](https://discourse.julialang.org/u/yang)\
**Post date:** [November 12, 2018, 1:13pm UTC](https://discourse.julialang.org/t/vector-to-matrix/17033/3 "2018-11-12T13:13:37Z")

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julia\> A=rand(4)  
4-element Array{Float64,1}:  
0.7826820239542336  
0.4314383298572817  
0.5367947287158099  
0.7861244289613578

julia\> B=reshape(A,length(A),1)  
4×1 Array{Float64,2}:  
0.7826820239542336  
0.4314383298572817  
0.5367947287158099  
0.7861244289613578

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**Author:** ![DNF](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/dnf/32/10191_2.png) [@DNF](https://discourse.julialang.org/u/DNF)\
**Post date:** [November 12, 2018, 1:24pm UTC](https://discourse.julialang.org/t/vector-to-matrix/17033/4 "2018-11-12T13:24:47Z")

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> [@yang](#):
>
> `B=reshape(A,length(A),1)`

Even easier, you can do

```julia
B = reshape(A, :, 1)

```

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**Author:** ![yang](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/yang/32/5232_2.png) [@yang](https://discourse.julialang.org/u/yang)\
**Post date:** [November 12, 2018, 1:56pm UTC](https://discourse.julialang.org/t/vector-to-matrix/17033/5 "2018-11-12T13:56:56Z")

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yes