When receiving an array in PHP from MySql, Russian characters are replaced by ?????

Question

PHP

When writing $mysqli->query ("SET NAMES 'utf8'"); gives an error:
Fatal error: Call to a member function query() on a non-object in Z:\home\werington\www\index.php on line 7
Database encoding utf8_general_ci.

Answer 1

There is mysqli_set_charset php.net/manual/ru/mysqli.set-charset.php

Answer 2

1) Do you create the object itself successfully?
$mysqli = new mysqli("localhost", "user", "pass", "bd");
2) Is the file with the code in UTF-8 encoding?
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