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Flex3语言参考手册中,关于DateFormatter的formatString是这样解释的:
The following table describes the valid pattern letters:
Pattern letter
|
Description
|
Y
|
Year. If the number of pattern letters is two, the year is truncated to two digits; otherwise, it appears as four digits. The year can be zero-padded, as the third example shows in the following set of examples:
|
M
|
Month in year. The format depends on the following criteria:
Examples:
|
D
|
Day in month. While a single-letter pattern string for day is valid, you typically use a two-letter pattern string.
Examples:
|
E
|
Day in week. The format depends on the following criteria:
Examples:
|
A
|
am/pm indicator.
|
J
|
Hour in day (0-23).
|
H
|
Hour in day (1-24).
|
K
|
Hour in am/pm (0-11).
|
L
|
Hour in am/pm (1-12).
|
N
|
Minute in hour.
Examples:
|
S
|
Second in minute.
Example:
|
Other text
|
You can add other text into the pattern string to further format the string. You can use punctuation, numbers, and all lowercase letters. You should avoid uppercase letters because they may be interpreted as pattern letters.
Example:
|