Batch : label length
The example is true for MS-DOS
not cmd.exe
. The version of your cmd.exe
is higher than MS-DOS
. Feel free to use any length of label.
According to that article, this limitation is valid for :
Microsoft MS-DOS 4.01 Standard Edition Microsoft MS-DOS 5.0 Standard Edition Microsoft MS-DOS 5.0a Microsoft MS-DOS 6.0 Standard Edition Microsoft MS-DOS 6.2 Standard Edition Microsoft MS-DOS 6.21 Standard Edition Microsoft MS-DOS 6.22 Standard Edition
The limits are 2047 and 8192, depending on your OS. See this KB article.