inline fun CharSequence.dropLastWhile( predicate: (Char) -> Boolean ): CharSequence
Returns a subsequence of this char sequence containing all characters except last characters that satisfy the given predicate.
import kotlin.test.*
fun main(args: Array<String>) {
//sampleStart
val string = "<<<First Grade>>>"
println(string.drop(6)) // st Grade>>>
println(string.dropLast(6)) // <<<First Gr
println(string.dropWhile { !it.isLetter() }) // First Grade>>>
println(string.dropLastWhile { !it.isLetter() }) // <<<First Grade
//sampleEnd
}inline fun String.dropLastWhile( predicate: (Char) -> Boolean ): String
Returns a string containing all characters except last characters that satisfy the given predicate.
import kotlin.test.*
fun main(args: Array<String>) {
//sampleStart
val string = "<<<First Grade>>>"
println(string.drop(6)) // st Grade>>>
println(string.dropLast(6)) // <<<First Gr
println(string.dropWhile { !it.isLetter() }) // First Grade>>>
println(string.dropLastWhile { !it.isLetter() }) // <<<First Grade
//sampleEnd
}
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https://kotlinlang.org/api/latest/jvm/stdlib/kotlin.text/drop-last-while.html