How to determine the day of the week based on timestamp in php

php method to determine the day of the week based on the timestamp: You can use the date() function to determine. The date() function can format the timestamp into a more readable date and time. The specific usage method is: [date("Y/m/d")].

Function introduction:

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PHP date () function formats a timestamp into a more readable date and time.

Function syntax:

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

Parameters:

• format Required. Specifies the format of the timestamp.

• #timestamp Optional. Specify timestamp. The default is the current date and time.

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Available character introduction:

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

• m - represents the month (01 - 12)

• Y - represents Year (four digits)

• #w - Day of the week, expressed as a number. 0 (meaning Sunday) to 6 (meaning Saturday)
  

Code implementation:

function getTimeWeek($time, $i = 0) { $weekarray = array("一", "二", "三", "四", "五", "六", "日"); $oneD = 24 * 60 * 60; return "周" . $weekarray[date("w", $time + $oneD * $i)]; } $time=time(); echo getTimeWeek($tiem);

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