whichPrefix

[JVM]
open fun whichPrefix(prefixes: Array<String>, longerString: String, startAt: Int): Int

This finds the first element in prefixes (starting at element startAt) where the longerString starts with prefixes[i].

the element number of prefixes which longerString starts with (or -1 if not found)

JVM


prefixes	the array of prefixes
longerString	the String that might start with one of the prefixes
startAt	the first element of ar to be checked. If startAt <0, this starts with startAt = 0.