contains
Checks if both endpoints of the other range are inside of this one.
Samples
import dev.kikugie.commons.ranges.extend
import dev.kikugie.commons.ranges.shl
import dev.kikugie.commons.ranges.shr
import dev.kikugie.commons.ranges.contains
import dev.kikugie.commons.ranges.overlaps
import dev.kikugie.commons.ranges.cross
import dev.kikugie.commons.ranges.extend
import dev.kikugie.commons.ranges.merge
import kotlin.test.assertEquals
import kotlin.test.assertFalse
import kotlin.test.assertTrue
fun main() {
//sampleStart
assertTrue(1..3 in 1..3)
assertTrue(1..3 !in 5..9)
assertFalse(1..3 in 0..2)
//sampleEnd
}