DECLARE @SQL NVARCHAR(MAX)

SELECT @SQL = REPLACE(

CAST(

(

SELECT 'USE ' + QUOTENAME(name) +';' + CHAR(13) + CHAR(10) +

'SELECT ' + CHAR(13) + CHAR(10) +

'DatabaseName = DB_NAME(), ' + CHAR(13) + CHAR(10) +

'a.FILEID, ' + CHAR(13) + CHAR(10) +

'[FILE_SIZE_MB] = CONVERT(DECIMAL(12, 2), ROUND(a.size / 128.000, 2)), ' + CHAR(13) + CHAR(10) +

'[SPACE_USED_MB] = CONVERT(DECIMAL(12, 2), ROUND(fileproperty(a.NAME, ' + CHAR(39) + 'SpaceUsed' + CHAR(39) +') / 128.000, 2)), ' + CHAR(13) + CHAR(10) +

'[FREE_SPACE_MB] = CONVERT(DECIMAL(12, 2), ROUND((a.size - fileproperty(a.NAME, ' + CHAR(39) + 'SpaceUsed' + CHAR(39) +')) / 128.000, 2)), ' + CHAR(13) + CHAR(10) +

'a.NAME, a.FILENAME ' + CHAR(13) + CHAR(10) +

'FROM dbo.sysfiles a;' + CHAR(13) + CHAR(10)

FROM sys.databases

FOR XML PATH('')

)

AS NVARCHAR(MAX)

),

'& # x 0 D ;',CHAR(13) + CHAR(10)

)

--SELECT @SQL

EXECUTE sp_executesql @SQL

This loops through all DB's pulling out the free space, used space, total space per file.

Just remove the spaces between '& # x 0 D ;'