Kotlin filterindexed

fun main() {
    val numbers = listOf("zero", "one", "two", "three", "four")
    val filteredIdx = numbers.filterIndexed { index, s -> (index % 2 == 0) }
    println(filteredIdx) /* prints [zero, two, four] */
}
data class Student(val id: Long, val name: String)

Source: tedblob.com

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