ExceptionQ

可用

Tests whether an expression is a valid Exception object of a given type

形式

ExceptionQ[expr]

ExceptionQ[expr, tag]

ExceptionQ[expr, {tag1, tag2, …}]

搜尋參考文件

主題

Flow Control - General
New In150 Alphabetical Listing - E
Package Bulletproofing - Error & Exception Handling
Robustness And Error Handling - Exception Handling
Summary Of New Features In150 - Exception Handling
Summary Of New Features In150 - Exception Handling

相關

Exception RegisterExceptionType ExceptionTypeRegisteredQ ExceptionTypes ThrowException CatchExceptions Confirm ConfirmAssert ConfirmBy ConfirmMatch ConfirmQuiet Enclose

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