inline fun <T, R> Sequence<T>.fold( initial: R, operation: (acc: R, T) -> R ): R
Accumulates value starting with initial value and applying operation from left to right to current accumulator value and each element.
The operation is terminal.
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Licensed under the Apache License, Version 2.0.
https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.sequences/fold.html