Howard Hinnant 90d0440884 Introduce %q and %Q to_stream formatting flags ...

* These flags format a duration.
* %Q specifies the duration's numeric value.
* %q specifies the duration's SI abbreviation.
* Example: format("%Q %q", 45ms) == "45 ms"

2019-01-19 14:30:19 -05:00

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Introduce %q and %Q to_stream formatting flags

2019-01-19 14:30:19 -05:00