Modifiers

Start Of Day

Set time 00:00:00 of the day.

$today->jalali('1399/01/15 11:22:00')->startOfDay()->format('yyyy/MM/dd hh:mm:ss'); 
// 1399/01/15 00:00:00

End Of Day

Set time 23:59:59 of the day.

$today->jalali('1399/01/15 11:22:00')->endOfDay()->format('yyyy/MM/dd hh:mm:ss'); 
// 1399/01/15 23:59:59

Start Of Month

Set day to 1 of the month and set time as 00:00:00.

$today->jalali('1399/01/15 11:22:00')->startOfMonth()->format('yyyy/MM/dd hh:mm:ss'); 
// 1399/01/01 00:00:00

End Of Month

Set day to latest day of the month and set time as 23:59:59.

$today->jalali('1399/01/15 11:22:00')->endOfMonth()->format('yyyy/MM/dd hh:mm:ss'); 
// 1399/01/31 23:59:59

Start Of Year

Sets the day and the month to 1 of the year and set time as 00:00:00.

$today->jalali('1399/01/15 11:22:00')->startOfYear()->format('yyyy/MM/dd hh:mm:ss'); 
// 1399/01/01 00:00:00

End Of Year

Set day to latest day of the year and set time as 23:59:59.

$today->jalali('1399/01/15 11:22:00')->endOfYear()->format('yyyy/MM/dd hh:mm:ss'); 
// 1399/12/30 23:59:59

Start Of Week

Sets the Saturday of the same week and set time as 00:00:00.

$today->jalali('1399/01/15 11:22:00')->startOfYear()->format('yyyy/MM/dd hh:mm:ss'); 
// 1399/01/09 00:00:00

End Of Week

Set the Friday of the same week and set time as 23:59:59.

$today->jalali('1399/01/15 11:22:00')->endOfYear()->format('yyyy/MM/dd hh:mm:ss'); 
// 1399/01/15 23:59:59