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Is there a way to determine if a card stored in Balanced is still valid, without creating a charge or a hold against it?
不幸的是,没有任何方法可以在不启动交易的情况下确定卡是否有效。此外,即使在令牌化过程中,虽然我们确实提供了一系列方法来检查卡的有效性(例如卡号、安全代码、到期日期),但这些并不能保证对卡进行的交易会成功。