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credit_card_scanner package
documentation
utils.dart
CardUtils
maestro property
maestro property
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maestro
property
RegExp
maestro
final
Implementation
final maestro = RegExp('^(5018|5020|5038|6304|6759|6761|6763)[0-9]{8,15}\$');
credit_card_scanner package
documentation
utils
CardUtils
maestro property
CardUtils class