vl-sort-i

(vl-sort-i lst comparator)

This function returns the list of indices for the sorted elements from lst using the specified comparator function.

Arguments	lst (list) any list of items comparator (symbol, function, lambda) function used for the boolean comparison; must return NIL resp. non-NIL
Return	(list) returns a list of integers, which represent the indices of the sorted elements
Example	(vl-sort-i '("c" "b" "d" "a" "a" "z") '<) returns (4 3 1 0 2 5)
Remarks	duplicate elements are not removed (from the internally sorted lst list) !