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How to convert date to timestamp (timestamp) in php

青灯夜游
青灯夜游Original
2021-06-03 14:14:113372browse

In PHP, you can use the strtotime() function to convert date (date) to timestamp (timestamp). This function can parse the date and time description of any string into a Unix timestamp. The syntax format is " strtotime(date as string)".

How to convert date to timestamp (timestamp) in php

The operating environment of this tutorial: windows7 system, PHP7.1 version, DELL G3 computer

php will convert date (date) For timestamp (timestamp)

<?php
echo strtotime("2021-06-03 16:00:10")."<br>";    //输出 1620979210
echo strtotime("10 September 2021")."<br>";    //输出 1631203200
echo strtotime("+1 day"), "<br />"."<br>";    //输出明天此时的时间戳 
?>

Output:

1622707210
1631203200
1622787020

Description:

strtotime() function will Any string datetime description resolves to a Unix timestamp (number of seconds since January 1 1970 00:00:00 GMT). This function is the inverse function of date() and returns a timestamp if successful, otherwise it returns FALSE. Syntax:

int strtotime ( string time [, int now] )
Parameter Description
time Required. Specifies a date/time string.
now Optional. Specifies the timestamp used to calculate the return value. If this parameter is omitted, the current time is used.

Example:

<?php
// 设置时区
date_default_timezone_set("PRC");

echo strtotime("now")."<br>";
echo strtotime("now")."<br>";
echo strtotime("10 September 2021")."<br>";
echo strtotime("+1 day")."<br>";
echo strtotime("+1 week")."<br>";
echo strtotime("+1 week 2 days 4 hours 2 seconds")."<br>";
echo strtotime("next Thursday")."<br>";
echo strtotime("last Monday")."<br>";
?>

Output:

1622700860
1622700860
1631203200
1622787260
1623305660
1623492862
1623254400
1622390400

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