tests/chain.apl


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worker←{
	msg←{1}⍇0
	⎕←'Worker id ',(⍕⎕self),' got message: ',(⍕msg),' forwarding to ',⍕⍵
	⍵≡⍬: ⎕←'DONE'
	msg⍈⍵
}
last←worker&⍣100⊢⍬
'Hello there'⍈last