Alexander Udalov
21 lines
628 B
Kotlin
Vendored
21 lines
628 B
Kotlin
Vendored
fun sum(vararg args: Int): Int {
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var result = 0
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for (arg in args)
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result += arg
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return result
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}
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fun nsum(vararg args: Number) = sum(*IntArray(args.size) { args[it].toInt() })
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fun zap(vararg b: String, k: Int = 42) {}
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fun usePlainArgs(fn: (Int, Int) -> Int) {}
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fun usePrimitiveArray(fn: (IntArray) -> Int) {}
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fun useArray(fn: (Array<Int>) -> Int) {}
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fun useStringArray(fn: (Array<String>) -> Unit) {}
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fun testPlainArgs() { usePlainArgs(::sum) }
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fun testPrimitiveArrayAsVararg() { usePrimitiveArray(::sum) }
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fun testArrayAsVararg() { useArray(::nsum) }
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fun testArrayAndDefaults() { useStringArray(::zap) }
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