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Simple String question

• To: mathgroup at smc.vnet.net
• Subject: [mg110678] Simple String question
• From: "S. B. Gray" <stevebg at ROADRUNNER.COM>
• Date: Fri, 2 Jul 2010 02:54:59 -0400 (EDT)
• Reply-to: stevebg at ROADRUNNER.COM

I have strings like foo="623 715". foo will always be 3 digits, space, 3 
digits. I need to put each set of digits in numerical order and then put 
the two triples in order. This would give 157 236. There must be a 
simple way to do this, but I see nothing under string sorting.

Steve Gray