CodeIgniter与PHP5.6的兼容问题

错误提示：

a php error was encountered

severity: notice

message: only variable references should be returned by reference

filename: core/common.php

line number: 257

原代码：

return $_config[0] =& $config;

修改后:

$_config[0] =& $config;

return $_config[0];

以上所述就是本文的全部内容了，希望大家能够喜欢。