Confirm

可用

Confirms that an expression is not a failure otherwise throwing to the enclosing Enclose

形式

Confirm[expr]

Confirm[expr, info]

Confirm[expr, info, tag]

已驗證的範例Enclose[f[x, Confirm[y], z]] → f[x, y, z]Enclose[Confirm[Missing[]]] → Failure[ConfirmationFailed, <|MessageTemplate -> `` encountered., MessageParameters -> {Missing[]}, ConfirmationType -> Confirm, Expression -> Missing[], Information -> Null|>]Enclose[Confirm[2, Echo["info was evaluated"]]] → 2

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相關

Enclose ConfirmAssert ConfirmBy ConfirmMatch Check FailureQ Throw Catch ConfirmQuiet Exception ExceptionQ ExceptionTypeRegisteredQ

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