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package kotlinall.chapter1
//kotlin 区间
val range:IntRange = 0..1024//[0,1024]
val range_integer:IntRange = 0 until 1024//[0,1024)
val emptyRange:IntRange = 0..-1
fun main(args:Array<String>){
println(emptyRange.isEmpty())
println(range.contains(400))
println(50 in range)//等价与 range.contains
for(i in range){
println("${i}")
}
}