Return the number of existing keywords (not counting the END keyword) in the current HDU.
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error in (no error) error in describes error conditions that occur before this VI or function runs. |
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status status is TRUE (X) if an error occurred or FALSE (checkmark) to indicate a warning or that no error occurred. |
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code code is the error or warning code. |
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source source describes the origin of the error or warning and is, in most cases, the name of the VI or function that produced the error or warning. |
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gfits refnum The file refnum associated with the file you want to access. |
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error out error out contains error information. If error in indicates that an error occurred before this VI or function ran, error out contains the same error information. Otherwise, it describes the error status that this VI or function produces. |
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status status is TRUE (X) if an error occurred or FALSE (checkmark) to indicate a warning or that no error occurred. |
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code code is the error or warning code. |
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source source describes the origin of the error or warning and is, in most cases, the name of the VI or function that produced the error or warning. |
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dup gfits refnum Returns gfits refnum unchanged. |
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number of keys The number of existing keywords (not counting the END keyword) in the current HDU. |