Backend DevelopmentPHP TutorialDetailed explanation of the php date() function to obtain the current date and time and formatting method parametersDetailed explanation of the php date() function to obtain the current date and time and formatting method parameters
date() Function Formats the local date and time and returns the formatted date String.
The following is an example to introduce date() The parameters of the function, the code is as follows
The code is as follows:
<?php echo $showtime=date("Y-m-d H:i:s");?>Display format: year-month-day hour:minute:second
Related time parameters:
a - "am" or "pm"
A - "AM" Or "PM"
d - day, two digits, if there are less than two digits, add zeros in front; such as: "01" to "31"
D - day of the week, three English letters; such as: "Fri"
F - month, full English name; such as: "January"
h - hour in 12-hour format; such as: "01" to "12"
H - hour in 24-hour format; For example: "00" to "23"
g - For hours in 12-hour format, zeros are not added if there are less than two digits; For example: "1" to 12"
G - For hours in 24-hour format, zeros are not added if there are less than two digits. Fill in zeros; such as: "0" to "23"
i - minutes; such as: "00" to "59"
j - days, two digits, if there are less than two digits, no zeros will be added; such as: "1" to "31"
l - day of the week, full English name; such as: "Friday"
m - month, two digits, if there are less than two digits, add zeros in front; such as: "01" to "12"
n - month, two digits, if there are less than two digits, no zero will be added; such as: "1" to "12"
M - month, three English letters; such as: "Jan"
s - seconds; such as: "00" to "59"
S - add an English ordinal number at the end of the word, two English letters; such as: "th", "nd"
t - specify the number of days in the month ; For example: "28" to "31"
U - Total seconds
w - Numeric day of the week, for example: "0" (Sunday) to "6" (Saturday)
Y - Year , four digits; such as: "1999"
y - year, two digits; such as: "99"
z - the day of the year; such as: "0" to "365"
Example
Format local date and time and return the formatted date string:
<!DOCTYPE html>
<html>
<body><?php
// 输出日
echo date("l") . "<br>";
// 输出日、日期、月、年、时间 AM 或 PM
echo date("l jS \of F Y h:i:s A");
?></body>
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