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*View this file with results and syntax highlighting [here](https://mlochbaum.github.io/BQN/help/join_jointo.html).*

# Lazy S (`∾`)
    
## `∾ 𝕩`: Join  
    
Join all elements of `𝕩` together.
    
Element ranks must be compatible.
    
           ∾ ⟨1‿2, 3, 4‿5⟩

           m ← (3‿1≍⌜4‿2‿5) ⥊¨ 2‿3⥊↕6

           ∾ m

    
    
## `𝕨 ∾ 𝕩`: Join
    
Join `𝕨` to `𝕩` along the first axis.
    
           "abcd" ∾ "EFG"

           a ← 3‿3 ⥊ ↕9

           c ← 4‿3 ⥊ ↕12 

           a∾c