OSX-the Php+apache environment under Mac OS x system failed to delete files

Just started using the Mac Ox system to set up the apache+php environment. The program uses the unlink and fopen methods to prompt for no permissions when manipulating files. After you use the command chmod-r 755 system/cache The file you want to manipulate is set to-rwxr-xr-x, you are still prompted to deny access. What is the correct approach?

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Using the command chmod-r 777 System/cache seems to have solved ...

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Just started using the Mac Ox system to set up the apache+php environment. The program uses the unlink and fopen methods to prompt for no permissions when manipulating files. After you use the command chmod-r 755 system/cache The file you want to manipulate is set to-rwxr-xr-x, you are still prompted to deny access. What is the correct approach?

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Using the command chmod-r 777 System/cache seems to have solved ...

Chown-r _web./system/cachechmod-r 755./system/cache

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