public static function normalizeEach(array $expressions)
    {
        foreach ($expressions as $i => $expression) {
            $expressions[$i] = self::normalize($expression);
        }

        return $expressions;
    }
public static function normalizeEach(array $expressions)
    {
        foreach ($expressions as $i => $expression) {
            $expressions[$i] = self::normalize($expression);
        }

        return $expressions;
    }
public static function normalizeEach ( array $ expressions ) { foreach ( $ expressions as $ i => $ expression ) { $ expressions [ $ i ] = self :: normalize ( $ expression ) ; } return $ expressions ; }
Convert expressions specified in different formats to canonical form

@param array<callable|\Sokil\Mongo\Expression> $expressions
Convert expressions specified in different formats to canonical form