# Julian way of MATLAB ismember function?

**URL:** https://discourse.julialang.org/t/julian-way-of-matlab-ismember-function/3740
**Category:** General Usage
**Created:** [May 16, 2017, 8:44am UTC](https://discourse.julialang.org/t/julian-way-of-matlab-ismember-function/3740 "2017-05-16T08:44:07Z")
**Posts on this page:** 1
**Showing post:** 15

<div class="post-metadata">

### Author: ![johann.spies](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/johann.spies/32/8805_2.png) [@johann.spies](https://discourse.julialang.org/u/johann.spies)
#### Post date: [June 20, 2019, 10:20am UTC](https://discourse.julialang.org/t/julian-way-of-matlab-ismember-function/3740/15 "2019-06-20T10:20:24Z")

</div>

This does not work in version 1.1.0

```julia
julia> A= ["Hey","Hello","Hi"];

julia> B= ["Hey","Hi","Goodbye","Bye"];

julia> boolianIndex=occursin.(A,B); 
ERROR: DimensionMismatch("arrays could not be broadcast to a common size")
Stacktrace:
 [1] _bcs1 at ./broadcast.jl:438 [inlined]
 [2] _bcs at ./broadcast.jl:432 [inlined]
 [3] broadcast_shape at ./broadcast.jl:426 [inlined]
 [4] combine_axes at ./broadcast.jl:421 [inlined]
 [5] instantiate at ./broadcast.jl:255 [inlined]
 [6] materialize(::Base.Broadcast.Broadcasted{Base.Broadcast.DefaultArrayStyle{1},Nothing,typeof(occursin),Tuple{Array{String,1},Array{String,1}}}) at ./broadcast.jl:753
 [7] top-level scope at none:0

```

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