The number to format.
The currency symbol to prepend (e.g., "$", "€").
OptionalminimumFractionDigits: number = 2The minimum number of fraction digits to display.
OptionalmaximumFractionDigits: number = 2The maximum number of fraction digits to display.
formatCurrency(1234.5678, "$") returns "$ 1,234.57" (default 2 fraction digits).formatCurrency(1234, "€", 0, 0) returns "€ 1,234" (no fraction digits).
Formats a number as currency with the given currency symbol.