What are the ways to get the current timestamp in php

How to get the current timestamp in php: 1. Use the time() function directly, with the syntax "time()"; 2. Use the strtotime() function, with the syntax "strtotime("now")".

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

php gets the current time Stamping method

1. Use time()

time() function returns the Unix epoch (January 1 1970 00:00:00 GMT) the current time in seconds.

Syntax: time();

Returns an integer containing the Unix timestamp of the current time.

Example:

<?php
echo time();
?>

Output:

1635851460

2. Use strtotime()

strtotime() function to Any string datetime description resolves to a Unix timestamp (number of seconds since January 1 1970 00:00:00 GMT).

语法：strtotime ( $time [, $now = time() ] )

• 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: Current timestamp

<?php
header("Content-type:text/html;charset=utf-8");
echo strtotime("now");
?>

Output:

1635851553

Recommended learning: "PHP Video Tutorial"

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