src/Tokenizer/Tokens.php
public function overrideAt($index, $token)
    {
        @trigger_error(__METHOD__.' is deprecated and will be removed in 3.0, use offsetSet instead.', E_USER_DEPRECATED);
        self::$isLegacyMode = true;

        $this[$index]->override($token);
        $this->registerFoundToken($token);
    }
public function overrideAt($index, $token)
    {
        @trigger_error(__METHOD__.' is deprecated and will be removed in 3.0, use offsetSet instead.', E_USER_DEPRECATED);
        self::$isLegacyMode = true;

        $this[$index]->override($token);
        $this->registerFoundToken($token);
    }
Override token at given index and register it.

@param int                $index
@param array|string|Token $token token prototype

@deprecated since 2.4, use offsetSet instead