A number (or bigint) is rendered with Intl.NumberFormat, a Date
with Intl.DateTimeFormat, a string verbatim, null/undefined as the
empty string, and anything else with String(). A plural message reads its
form from count, which must be a finite number.
Placeholder values for a message.
A
number(orbigint) is rendered withIntl.NumberFormat, aDatewithIntl.DateTimeFormat, a string verbatim,null/undefinedas the empty string, and anything else withString(). A plural message reads its form fromcount, which must be a finite number.