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Updating docs

This commit is contained in:
Tom Gallacher 2015-09-03 13:53:18 +01:00
parent b53e9d940f
commit c44de1d388
1 changed files with 10 additions and 1 deletions
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11
src/format/strftime.rs
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@ -56,6 +56,9 @@ Spec. | Example | Description
`%S` | `60` | Second number (00--60), zero-padded to 2 digits. [5] `%S` | `60` | Second number (00--60), zero-padded to 2 digits. [5]
`%f` | `026490000` | The fractional seconds (in nanoseconds) since last whole second. [8] `%f` | `026490000` | The fractional seconds (in nanoseconds) since last whole second. [8]
`%.f` | `.026490` | Similar to `.%f` but left-aligned. [8] `%.f` | `.026490` | Similar to `.%f` but left-aligned. [8]
`%.3f`| `.026` | Similar to `.%f` but left-aligned but fixed to a length of 3. [8]
`%.6f`| `.026490` | Similar to `.%f` but left-aligned but fixed to a length of 6. [8]
`%.9f`| `.026490000` | Similar to `.%f` but left-aligned but fixed to a length of 9. [8]
| | | |
`%R` | `00:34` | Hour-minute format. Same to `%H:%M`. `%R` | `00:34` | Hour-minute format. Same to `%H:%M`.
`%T` | `00:34:60` | Hour-minute-second format. Same to `%H:%M:%S`. `%T` | `00:34:60` | Hour-minute-second format. Same to `%H:%M:%S`.
@ -115,7 +118,7 @@ Notes:
For the purpose of Chrono, it only accounts for non-leap seconds For the purpose of Chrono, it only accounts for non-leap seconds
so it slightly differs from ISO C `strftime` behavior. so it slightly differs from ISO C `strftime` behavior.
8. `%f`, `%.f`: 8. `%f`, `%.f`, `%.3f`, `%.6f`, `%.9f`:
The default `%f` is right-aligned and always zero-padded to 9 digits The default `%f` is right-aligned and always zero-padded to 9 digits
for the compatibility with glibc and others, for the compatibility with glibc and others,
@ -128,6 +131,12 @@ Notes:
Note that they can print or read nothing if the fractional part is zero or Note that they can print or read nothing if the fractional part is zero or
the next character is not `.`. the next character is not `.`.
The variant `%.3f`, `%.3f` and `%.3f` are left-aligned and print 3, 6 or 9 fractional digits
according to the number preceding `f`. E.g. 70ms after the last second under `%.3f` will print `.070`
(note: not `.07`), and parsing `.07`, `.070000` etc. will yield the same.
Note that they can read nothing if the fractional part is zero or
the next character is not `.` however will print with the specified length.
*/ */
use super::{Item, Numeric, Fixed, Pad}; use super::{Item, Numeric, Fixed, Pad};