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PHP create and modify date
<?php
//create and modifying dates month
//creating new current date
$date_from = date('Y-m-01'); //first day of the current month
$date_to = date('Y-m-t'); //last day of the current month using t, use d for
//creating previous month date
$date_from_prev = date('Y-m-01', strtotime("first day of last month"));
$date_to_prev = date('Y-m-t', strtotime("last day of last month"));
//creating next month date
$date_from_next = date('Y-m-01', strtotime("first day of next month"));
$date_to_next = date('Y-m-t', strtotime("last day of next month"));
//easy acces to month info
$dateArray = getdate(strtotime($date_to));
echo $dateArray['year'] . "<br />"; //year in 4 digit format
echo sprintf("%02d", $dateArray['mon']) . "<br />"; //month number in 0N format
echo $dateArray['mon'] . "<br />"; //month number
echo $dateArray['month'] . "<br />"; //month name
echo $dateArray['mday'] . "<br />"; //number of days in monh
//current date
$month = date("F", strtotime($date_from)); //get the month name from date object
// *******************************************
// Modifying DateTime
// *******************************************
$date = new DateTime($datestring); //create date from string
//get previous month
$date->modify('-1 month'); //have some problems with months with 31 days??
$date->modify('last day of last month'); // this one is safe to use
//get next month
$date->modify('+1 month'); //have some problems with months with 31 days??
$date->modify('last day of next month'); // this one is safe to use
// *******************************************
// Basic date paring and localization
// *******************************************
$dbdate = \DateTime::createFromFormat('Y-m-d H:i:s', "date string from db");
$format_date = $dbdate->format('d F Y');
setlocale(LC_TIME, "nl_NL"); //only necessary if the locale isn't already set
$format_date_localization = strftime("%d %B %Y", $dbdate->getTimestamp())
?>
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