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generate_unique_indices

Generate unique random indices (subscripts).

Prototype

load "$NCARG_ROOT/lib/ncarg/nclscripts/csm/contributed.ncl"  ; This library is automatically loaded
                                                             ; from NCL V6.2.0 onward.
                                                             ; No need for user to explicitly load.

	function generate_unique_indices (
		N  : integer or long   
	)

Arguments

N

The number of unique random subscripts to be generated.

As of version 6.0.0, this can be of type long.

Return value

A one dimensional array containing the unique random integer subscripts (indices).

Description

Uses a random algorithm to generate unique subscripts.

See Also

generate_2d_array, generate_sample_indices

Examples

Example 1: Generate 500000 random unique subscripts (indices). 

         i = generate_unique_indices( 500000 )