解决layUI请求上传接口出现异常的解决方案

请求上传接口出现异常 Fatalerror:Array and string offset access syntax with curlybracesis no longer supported in C:\xampp\htdocs\libs\PHPExcel\Shared\String.phponline526

查找问题原因：https://blog.csdn.net/weixin_41290949/article/details/104178756

解决方案:https://blog.csdn.net/weixin_45467142/article/details/105982739
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