[Date Index] [Thread Index] [Author Index]

Re: Identical elements

• To: mathgroup at smc.vnet.net
• Subject: [mg88409] Re: Identical elements
• From: Szabolcs Horvát <szhorvat at gmail.com>
• Date: Mon, 5 May 2008 06:09:34 -0400 (EDT)
• Organization: University of Bergen
• References: <fvhe2h$3th$1@smc.vnet.net>

KFUPM wrote:
> Dear All
> 
> I have a list  and i need to test whether all the elements in the list
> are identical or no. What is the efficient way to do that? The output
> should be true if all elements are the same and False otherwise. One
> line command is preferred if possible.

SameQ @@ list

But note that 0 and 0.0 are not identical (you may need Equal instead of 
SameQ)