virtual P6R::P6ERR P6R::p6IWRegex::setTrace ( P6WREGEXTRACELEVEL  level  )  [pure virtual]

Toggle tracing of the internal working of the regex engine on/off.

Logging is done at the debug level.

Parameters:
level [IN] Trace execution of compile and evaluate methods via logging.
Returns:
SuccessP6R::eOk 
FailureP6R::eNotInitializedA successful call to initialize was not made before this call.
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