How to use php time function?

time() is a built-in function in PHP, used to return the number of seconds from the Unix epoch to the current time (unix timestamp), the syntax is "time();", no parameters; then you can use PHP The date() function in will convert the returned seconds to the current date, with the syntax "date("Y-m-d",time())".

time() function

Function: Returns the unix timestamp of the current time

Syntax :time()

Parameters: The time() function only returns the unix timestamp of the current time, without parameters.

Description: Returns the number of seconds since the Unix epoch (00:00:00 GMT on January 1, 1970) to the current time.

Example 1

<?php
$i = time();
echo $i;
?>

Output:

1523947811

Example 2: time() date() converts unix timestamp to current date

<?php
$time=time();
echo "当前时间戳为：".$time."<br>";
echo "转换为具体时间为：".(date("Y-m-d",$time));
?>

Output:

当前时间戳为：1524705185
转换为具体时间为：2018-04-26

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