return@
fun foo(ints: List<Int>) {
ints.forEach {
if (it == 0) return@forEach // implicit label for lambda passed to forEach
print(it)
}
}return@
fun foo(ints: List<Int>) {
ints.forEach {
if (it == 0) return@forEach // implicit label for lambda passed to forEach
print(it)
}
}return@
fun foo(ints: List<Int>): List<String> {
val result = ints.map f@{
if (it == 0) return@f "zero" // return at named label
if (it == -1) return emptyList() // return at foo
"number $it" // expression returned from lambda
}
return result
}
foo(listOf(1, -1, 1)) // []
foo(listOf(1, 0, 1)) // ["number 1", "zero", "number 1"]Copyright © 2021 Codeinu
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