isYesterday() публичный статический Метод

Returns true if date passed was yesterday.
public static isYesterday ( string | integer $time ) : boolean
$time string | integer
Результат boolean
Документация по классу Dates
Пример #1
0
 public function testIsYesterday()
 {
     isTrue(Dates::isYesterday('-1 day'));
     isFalse(Dates::isYesterday('+0 day'));
     isFalse(Dates::isYesterday('+1 day'));
 }