It's confusing and certainly non-standard, but rather than using a variant for this, the slashed zero is U+E007, in a private use area. There seems to be an un

It's confusing and certainly non-standard, but rather than using a variant for this, the slashed zero is U+E007, in a private use area. There seems to be an unofficial variant here that might be more useful for coding: https://github.com/carlosedp/b612 https://github.com/carlosedp/b612