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sprintf
2007 Apr 19
0
Feature request for 'sprintf' optimization (PR#9621)
...year; nrow=73365) result in ratios of
120775%. Certainly, the time of the 'sprintf' wrapper is dependent not only on
processor and platform, but more significantly on the data types of the '...'
values passed to the wrapper.
The first and simplest suggestion is to document in 'sprnitf' that it is
significantly faster when supplied with values in the intended data type for
'fmt' through casting (namely using 'as.integer'). However, to the user it would
seem that they have to specify the format twice (e.g., once for '%i' and the
second for 'as.integ...