bumping up this post.
I am wanting to know the current errorlog file size.
EXEC XP_enumerrorlogs
That only gives you the old cycled errorlog sizes.
Archive # Date Log File Size (Byte)
0 01/11/2016 12:52 0
1 01/11/2016 12:50 85504
2 01/10/2016 23:45 448918
3 01/07/2016 15:40 441444
4 01/03/2016 23:24 377226
5 12/31/2015 11:55 111588
6 12/29/2015 16:55 206408