Check if an argument is a valid FIGI string

Validates FIGI (Financial Instrument Global Identifier) format including Luhn check digit verification.

Usage

is_figi(x)

Arguments

x

(any)
Object to check.

Value

TRUE if x is a valid FIGI string, FALSE otherwise.

References

https://en.wikipedia.org/wiki/Financial_Instrument_Global_Identifier https://www.openfigi.com/about/overview

Examples

is_figi("BBG000BLNNH6")
#> [1] TRUE