BTC_ADDRESS_REG top-level constant
String
const BTC_ADDRESS_REG
BTC_ADDRESS_REG: ^([a-km-zA-HJ-NP-Z1-9]{27,34})|(bitcoincash:[a-z0-9]{42})|(bc[a-zA-Z0-9]{25,87})$
Implementation
const String BTC_ADDRESS_REG =
r'^([a-km-zA-HJ-NP-Z1-9]{27,34})|(bitcoincash:[a-z0-9]{42})|(bc[a-zA-Z0-9]{25,87})$';