On Sunday, 3 September 2023 16:47:39 PDT Steve Downey via SG16 wrote:
> > Where do the names come from? Does Unicode define them, somewhere?
>
> ICU4C has used these forever, and they've leaked out into other APIs.

Unfortunately, that's not a good enough reason. Though that plus the fact that
they are better names may be.

Still, the documentation for those will say something like

"is_leading_surrogate
Returns true if the codepoint is a Unicode High Surrogate, false otherwise"

-- 
Thiago Macieira - thiago (AT) macieira.info - thiago (AT) kde.org
   Software Architect - Intel DCAI Cloud Engineering