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我需要验证我的控制器上是否存在一个文件,
“本地主机/篝火/应用程序/模块/控制器/controller.php”
但我的文件路径是:
“本地主机/篝火/公共/上传”
base_url 不起作用,如何验证我的文件是否存在而没有相对路径?