### astEmptyFits

Delete all cards in a FitsChan

#### Description:

This function deletes all cards and associated information from a FitsChan.

#### Synopsis

void astEmptyFits( AstFitsChan $\ast$this )

#### Parameters:

##### this
Pointer to the FitsChan.

#### Notes:

• This method simply deletes the cards currently in the FitsChan. Unlike astWriteFits, they are not first written out to the sink function or sink file.

• Any Tables or warnings stored in the FitsChan are also deleted.

• This method attempt to execute even if an error has occurred previously.