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@drewmccormack
Created February 2, 2019 16:39
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Simple example of multi-threading with mutable struct.
import Foundation
struct Small {
var i: Int
var j: Int
}
var s = Small(i: 1, j: 2)
DispatchQueue.global(qos: .background).async {
let s2 = s
print("\(s2)")
}
s = Small(i: 3, j: 4)
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