toLongOrNull

fun String.toLongOrNull(): Long? (source)

Platform and version requirements: Kotlin 1.1

Parses the string as a Long number and returns the result or null if the string is not a valid representation of a number.

fun String.toLongOrNull(radix: Int): Long? (source)

Platform and version requirements: Kotlin 1.1

Parses the string as a Long number and returns the result or null if the string is not a valid representation of a number.

Exceptions

IllegalArgumentException - when radix is not a valid radix for string to number conversion.