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| object TernaryApp extends App { | |
| val ternary = Ternary[Boolean] | |
| .insert("East Richmond", true) | |
| .insert("East Eagle", true) | |
| .insert("Richmond West", true) | |
| .insert("Cheltenham", true) | |
| .insert("Richmond VIC", true) | |
| println(ternary.keys) | |
| // List(Cheltenham, East Eagle, East Richmond, Richmond VIC, Richmond West) | |
| println(ternary.keys("Rich")) | |
| // List(Richmond VIC, Richmond West) | |
| } |
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