1 /** 2 * Groups elements of the original sequence by the key returned by the given [keySelector] function 3 * applied to each element and returns a map where each group key is associated with a list of corresponding elements. 4 * @sample example1 5 */ foonull6fun foo(): Int { 7 return 0 8 } 9 foonull10fun foo(i: Int): Int { 11 return 1 12 } 13 example1null14fun example1(node: String) = if (true) { 15 println(property) 16 } 17