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(PHP 5 >= 5.3.0, PECL fileinfo >= 0.1.0)
This class provides an object oriented interface into the fileinfo functions.
$options = FILEINFO_NONE
[, string $magic_file = NULL
]] )$string = NULL
[, int $options = FILEINFO_NONE
[, resource $context = NULL
]] )$file_name = NULL
[, int $options = FILEINFO_NONE
[, resource $context = NULL
]] )$options
)