PHP provides a variety of functions for obtaining time and date, in addition to obtaining the current UNIX timestamp through the time() function and obtaining the current time using the date function , and can also call the getdate() function to determine the current time. This chapter will introduce you to the "getdate()" function.
Usage of getdate() function:
getdate() function is to obtain the relevant information of the specified part of the date. Its syntax is as follows:
getdate(timestamp);
Description of the associative array elements returned by the getdate() function
Description | Return value example | |
---|---|---|
## The number of # seconds represents | 0 | to59 | ##"minutes"
Minute numbers represent | 0to | 59##"hours" |
0 | to23 | ##"mday" |
1 to | 31"wday" | |
0 (meaning Sunday) to | 6(meaning Saturday) | "mon" |
1 to | 12"year" | |
For example: 1999 or | 2003##"yday" | The numerical representation of the day of the year|
0 to 365 | "weekday" | Full text representation of the day of the week|
Sunday to Saturday | ##"month"complete month Text representing | |
to December | 0since The number of seconds since the beginning of the Unix epoch, and | time()|
. Depends on the system, typical values are from | -2147483648to 2147483647. | getdate() functionExample |
This example uses getdate () function takes no parameters, the code is as follows: <?php
$time=getdate();
print_r($time);
?>
The getdate() function returns the date and sum in the form of an array Time information, so print_r() is used to print.
Example 2Use the getdate() function to obtain the current date information of the system and output the return value of the function. The example code is as follows:
<?php header("Content-type:text/html;charset=utf-8"); //设置编码 $arr=getdate(); echo $arr[year]."-".$arr[mon]."-".$arr[mday]." "; echo $arr[hours].":".$arr[minutes].":".$arr[seconds]." ".$arr[weekday]."<br/>"; echo "today is the $arr[yday]th of year"; ?>
Run results As shown below:
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