PHP development basic tutorial date

1. PHP date() function introduction

PHP date() function is used to format time/date.

PHP date() function can format the timestamp into a more readable date and time.

Note:

• A timestamp is a character sequence that represents the date/time when a certain event occurred.

• PHP’s time() function is used to return the Unix timestamp of the current time

Syntax:

string date ( string $format [, int $timestamp ] )

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##2. PHP Date() - Format date

The first required parameter format of the date() function specifies how to format the date/time.

Here are some available characters:

• d - represents the day of the month (01 - 31)

• m - represents the month (01 - 12)

• Y - represents the year (four digits)

If you need to know the format For a list of all characters available in parameters, please consult the PHP manual, date() function.

You can insert other characters between letters, such as "/", "." or "-", so that you can add additional formats:

Example: See 2_1 for the code .php

<?php
//输出不同格式的时间
echo date("Y/m/d") . "<br>";
echo date("Y.m.d") . "<br>";
echo date("Y-m-d");
?>

The output is as shown on the right

Note: You can output the time data you want to output according to the following table

Format string The following format parameter strings can be recognized:

Note: To view all date functions For a complete reference manual, please visit our Complete PHP Date Reference Manual.