upper stroke meaning in Hindi

Examples

1. In the same video, the presenter writes u0 with a detached upper stroke.
2. Compare with the versions at http : / / imageshack . us / f / 692 / fubupu . jpg / where the upper stroke is attached.
3. At http : / / www . youtube . com / watch ? v = 2cFQ1qzbjgw the presenter writes ] 0 with a detached upper stroke, unlike this, for example, where it is attached.
4. :Note also that 15px uses an uncommon variant with a longer upper stroke than the normal ) Y . This is similar to the Japanese " ten ", but Unicode does not offer support as separate character, instead only displaying the Japanese version when Chinese functionality is disabled.