Associative arrays rehashing.

["Jérôme M. Berger"]

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	Hi,

	I was wondering, if I call .rehash on an existing AA, do I need to
assign the returned value to the original array (eg: "a=a.rehash;")
or is simply calling .rehash sufficient (eg: "a.rehash;")?

		Jerome
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+------------------------- Jerome M. BERGER ---------------------+
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