# Isassigned for blocks in BlockArrays

**URL:** <https://discourse.julialang.org/t/isassigned-for-blocks-in-blockarrays/30831>\
**Category:** General Usage\
**Created:** [November 7, 2019, 3:12pm UTC](https://discourse.julialang.org/t/isassigned-for-blocks-in-blockarrays/30831 "2019-11-07T15:12:11Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![krcools](https://sea2.discourse-cdn.com/julialang/user_avatar/discourse.julialang.org/krcools/32/10212_2.png) [@krcools](https://discourse.julialang.org/u/krcools)\
**Post date:** [November 7, 2019, 3:12pm UTC](https://discourse.julialang.org/t/isassigned-for-blocks-in-blockarrays/30831/1 "2019-11-07T15:12:11Z")

</div>

Is there a way to check that a block in a BlockArray is assigned? I would expect syntax like

```julia
isassigned(A, Block(2,3))

```