Phpinclude file failed

The phpinclude file fails. for help, execute include & nbsp; $ _ PAGE-& gt; col_path; where the value of $ _ PAGE-& gt; col_path is printed as XXXindex. php & nbsp; the file path is correct, and the file exists. why is there no response after the include? ------ Solution ------------------ include & nbs php include file failed.
Run
Include $ _ PAGE-> col_path;

The value of $ _ PAGE-> col_path is printed as XXX/index. php.
The file path is correct, and the file also exists. why is there no response after the include operation?
------ Solution --------------------
Include file

The key is what you need to do. it is best to paste the include file, and the truth will come out.