在 WordPress 裡我們可以透過 the_time() 來取得文章的時間，而在這個函式可以丟入時間格式的字串修改取得後的時間格式。
時間的格式說明如下：
| Day of Month | ||
|---|---|---|
d |
Numeric, with leading zeros | 01–31 |
j |
Numeric, without leading zeros | 1–31 |
S |
The English suffix for the day of the month | st, nd or th in the 1st, 2nd or 15th. |
| Weekday | ||
l |
Full name (lowercase ‘L’) | Sunday – Saturday |
D |
Three letter name | Mon – Sun |
| Month | ||
m |
Numeric, with leading zeros | 01–12 |
n |
Numeric, without leading zeros | 1–12 |
F |
Textual full | January – December |
M |
Textual three letters | Jan – Dec |
| Year | ||
Y |
Numeric, 4 digits | Eg., 1999, 2003 |
y |
Numeric, 2 digits | Eg., 99, 03 |
| Time | ||
a |
Lowercase | am, pm |
A |
Uppercase | AM, PM |
g |
Hour, 12-hour, without leading zeros | 1–12 |
h |
Hour, 12-hour, with leading zeros | 01–12 |
G |
Hour, 24-hour, without leading zeros | 0-23 |
H |
Hour, 24-hour, with leading zeros | 00-23 |
i |
Minutes, with leading zeros | 00-59 |
s |
Seconds, with leading zeros | 00-59 |
T |
Timezone abbreviation | Eg., EST, MDT … |
| Full Date/Time | ||
c |
ISO 8601 | 2004-02-12T15:19:21+00:00 |
r |
RFC 2822 | Thu, 21 Dec 2000 16:01:07 +0200 |
U |
Unix timestamp (seconds since Unix Epoch) | 1455880176 |
知道時間格式後，如果我們想取得的格式為 2021.08.01，則用以下方法就可將取得的時間修改格式。
echo the_time('Y.m.d');
參考：
