rank

Explanation	Finds the order of the specified data .
Call format	var r = rank ( specified data , order , range )
Return value	Rank within the specified data range Behavior changed since Ver.5.0.2, Mobile Ver.4.5.0, AI Ver 1.0.2-> Returns -1 if not found in the data
Arguments	Date or Number specified data	Data for ranking
	Number order	0: Descending order 1: Ascending order
	Date or Number range	Array object name

Exception	None
Example of use	`var arr = new Number [20]; for (var n = 0; n <arr.Length; n ++) { arr [n] = int (rand () * 10); print (arr [n], ""); } print (" The value of arr [0] is " + str (arr [0]) + " . The rank is " + str (rank (arr [0], 0, arr)) + " rank ￥ n");`
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