Only variable references should be returned by reference
2020-09-20
Severity: Notice
Message: Only variable references should be returned by reference
Filename: core/Common.php
Line Number: 257
==========================
system/core/Common.php
修改如下内容
return $_config[0] =& $config;
为
$_config[0] =& $config;
return $_config[0];
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