How to use date to get the day of the week in php

The method for php to use date to get the day of the week is [date("l");]. If we want to get the Chinese day of the week, we can first define a date array, and then use date to get the day of the week.

The operating environment of this article: windows10 system, php 7.3, thinkpad t480 computer.

PHP day of the week acquisition code:

date("l"); //data就可以获取英文的星期比如Sunday
date("w"); //这个可以获取数字星期比如123，注意0是星期日

Obtaining the Chinese day of the week:

$weekarray=array("日","一","二","三","四","五","六"); //先定义一个数组
echo "星期".$weekarray[date("w")];

Obtaining the specified date is:

$weekarray=array("日","一","二","三","四","五","六");
echo "星期".$weekarray[date("w","2021-1-11")];

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