[R-SIG-Finance] extract a particular hour of tick data from multiple days form xts object

[Brian G. Peterson]

On Wed, 2011-09-28 at 16:36 -0700, Muhammad Abuizzah wrote:
> premkt <- a1['T06:30/T9:30' ]

premkt <- a1['T06:30/T09:30' ]

the ISO 8601 format is very particular.

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Brian G. Peterson
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