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# PEAR_Registry::checkFileMap()

PEAR_Registry::checkFileMap() -- Test whether a file belongs to a package

## Synopsis

    require_once 'PEAR/Registry.php';

``string PEAR_Registry::checkFileMap` (string $path)`

## Description

Test whether a file belongs to a package.

## Parameter

string `$path`

  file path, absolute or relative to the pear install dir

## Return value

`string` - name of the package the file belongs to, or an empty string if the file does not belong to an installed package

## Throws

Table 27-1. Possible PEAR_Error values

Error code | Error value | Meaning | Solution
--- | --- | --- | ---
| "" |  |

## Note

This function can not be called statically.

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