src/Date/DateUtil.php
public function isMonthInDateFormat(string $dateFormat)
    {
        return false !== strpos($dateFormat, 'F') ||
            false !== strpos($dateFormat, 'M') ||
            false !== strpos($dateFormat, 'm') ||
            false !== strpos($dateFormat, 'n');
    }
public function isMonthInDateFormat(string $dateFormat)
    {
        return false !== strpos($dateFormat, 'F') ||
            false !== strpos($dateFormat, 'M') ||
            false !== strpos($dateFormat, 'm') ||
            false !== strpos($dateFormat, 'n');
    }
public function isMonthInDateFormat ( string $ dateFormat ) { return false !== strpos ( $ dateFormat , 'F' ) || false !== strpos ( $ dateFormat , 'M' ) || false !== strpos ( $ dateFormat , 'm' ) || false !== strpos ( $ dateFormat , 'n' ) ; }
Checks if a form of month is available in the date format.

@param string $dateFormat

@return bool
Checks if a form of month is available in the date format .