On Wed, Sep 11, 2019 at 8:49 PM Phil Leblanc wrote:
I looked for the %z pattern in the manual (Lua 5.3, 5.4-alpha-rc2) but
didn't find it.
The %z allows us to write Lua patterns working both in Lua 5.1 and Lua 5.3.
It's very good that %z is still supported by Lua 5.4 (although not mentioned in the manual).