The disk_free_space() function returns the free space, in bytes, of the specified directory.
float disk_free_space ( string $directory )
Given a string containing a directory, this function will return the number of bytes available on the corresponding filesystem or disk partition.
This function will not work on remote files as the file to be examined must be accessible via the server's filesystem.
Parameter | Description |
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directory | Required. Specifies the directory to check |