Hello folks! welcome back to a new edition of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP time() Function.
PHP time() function calculates the number of seconds between the Epoch (January 1 1970 00:00:00 GMT) and current time, and then returns it.
PHP time() function calculates the number of seconds between the Epoch (January 1 1970 00:00:00 GMT) and current time, and then returns it.
Syntax
Following below is the syntax to use this function -
time(void)
Parameter Details
This built-in PHP function does not accept any parameters.
Return Value
This built-in function returns an integer value representing the number of seconds between the Epoch and the current time.
PHP Version
This function was first introduced as part of core PHP version 4 and, it works with all the later versions.
Example1
Following example illustrates the usage of time() function -
<?php $time = time(); print("Current Timestamp: ".$time); ?>
Output
When the above code is executed, it will produce the following result -
Current Timestamp: 1606146910
Example2
The following example gets the sunrise and sunset Time of the current date -
<?php $dateString = '11-06-2012 12:50 GMT'; print("Date: " . date("D M d Y")); print("\n"); print("Sunset time: "); print(date_sunset(time(),SUNFUNCS_RET_STRING,38.4,-9,90,1)); print("\n"); print("Sunrise time: "); print(date_sunrise(time(),SUNFUNCS_RET_STRING,38.4,-9,90,1)); ?>
Output
When the above code is executed, it will produce the following result -
Date: Mon Nov 23 2020 Sunset time: 18:14 Sunrise time: 08:30
Example3
Below example adds and removes 23 days, 12 hours and, 30 minutes from the current time stamp and prints the results -
<?php $timestamp1 = time() - (23*12*30); print_r($timestamp1); print("\n"); $timestamp2 = time() + (23*12*30); print_r($timestamp2); ?>
Output
When the above code is executed, it will produce the following result -
1606139150 1606155710
Example4
Try the following example -
<?php $nextWeek = time() + (7 * 24 * 60 * 60); echo 'Now: '. date('Y-m-d') ."\n"; echo 'Next Week: '. date('Y-m-d', $nextWeek) ."\n"; ?>
Output
When the above code is executed, it will produce the following result -
Now: 2020-11-23 Next Week: 2020-11-30
Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the timezone_abbreviations_list() Function in PHP.
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