How to use the date and time class Carbon in PHP-PHP Problem-php.cn

Carbon is PHP's date processing class library. Carbon inherits PHP's Datetime class, so methods that are not involved in Carbon but have been implemented in Datetime can be used. The following is an introduction to the date processing class library. Friends who need it can refer to it.

How to use the date and time class Carbon in PHP

Carbon inherits the PHP DateTime class, so the methods of the DateTime class are also applicable to the Carbon class.

Initialize a date

use Carbon\Carbon; $today = new Carbon('2018-08-01');

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The first day of this month, the first day of last month

$first_day = new Carbon('first day of this month'); $first_day = new Carbon('first day of last month'); return $month->format('Y-m'); // 2018-08

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Today’s date

echo Carbon::today()->toDateString();// 2018-09-10

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Yesterday

Carbon::yesterday()->toDateString();

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Current time

Carbon::now(); // 2018-10-08 14:24:15.074542 Asia/Shanghai (+08:00) echo Carbon::now(); // 2018-10-08 14:28:10

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Time difference

$start = new Carbon('2018-10-04 15:00:03'); $end = new Carbon('2018-10-05 17:00:09'); $start->diff($end)->format('%H:%I:%S'); 02:00:06

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Sometime today/Sometime yesterday

>>> Carbon::parse('today 8am'); => Carbon\Carbon @1563148800 {#3955 date: 2019-07-15 08:00:00.0 Asia/Shanghai (+08:00), } >>> Carbon::parse('yesterday 6pm'); => Carbon\Carbon @1563098400 {#3954 date: 2019-07-14 18:00:00.0 Asia/Shanghai (+08:00), }

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Laravel order data for the day

$orders = Order::whereDate('created_at', Carbon::today())->get();

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N days ago/after

date("Ymd", strtotime("+7 day")); // "20190716" date("Ymd", strtotime("-7 day"));

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