Php retrieves the date of a specified day of the week

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/**
* Get the day of the specified week
* @ $ Year, $ wek week, $ day, $ format display time format
* @ Return $ str
*/
Function getWeekDay ($ year, $ week, $ day, $ format = 'Y-m-d '){
$ Time = new DateTime ();
$ Time-> setISODate ($ year, $ week, $ day );
Return $ time-> format ($ format );
}For example, you need to obtain the 2013 days of week 1, 10th, getWeekDay (1st, 1 );
Returned value: 2013-03-4

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