Range in Groovy

def rangeOfNum = 0..10
def rangeOfChars = 'a'..'z'
def rangeOfCharsReverse = 'z'..'a'
println("Number range => " + rangeOfNum.toListString())
println("Range of Chars => " + rangeOfChars.toListString())
println("Range Of Chars Reverse => " + rangeOfCharsReverse.toListString())