Project : HESSI Name : get_uniq Purpose : return unique elements of an array Category : utility ; Syntax : IDL> out=get_uniq(in) Inputs : IN = array to search Outputs : OUT = unique elements Optional Out: SORDER = sorting index Keywords : NO_CASE: case insensitive ordering on strings COUNT: # of uniq values EPSILON: positive number ge 0, for gt 0 the difference between two consecutive numbers must be gt epsilon for them to be unique. History : Written 20 Sept 1999, D. Zarro, SM&A/GSFC 25-Aug-2006, richard.schwartz@gsfc.nasa.gov; added an epsilon tolerance for determining floats to be the same value Contact : dzarro@solar.stanford.edu