In addition to using invoke() on a function type, you can skip the .invoke characters and just call the function type as if it were a function itself.

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any() any() and Short Circuits Chaining Higher-Order Functions first() first() Sans Lambda firstOrNull() firstOrNull() and the Elvis Operator fold() Function Reference Function Reference for Member Functions Function References and Receivers Function Types Function Types and Direct Invocation Function Types and Parameters Functional Interfaces joinToString() Type Aliases
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