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of_isvalid
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Full name
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pfc_n_cst_datetime.of_isvalid
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Access
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public
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Extend of
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boolean
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Return value
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boolean
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Prototype
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public function boolean of_isvalid(datetime)
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Name
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Datatype
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ldt_value
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date
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public function boolean of_isvalid (datetime adtm_source);//////////////////////////////////////////////////////////////////////////////
//
// Function: of_IsValid
//
// Access: public
//
// Arguments:
// adtm_source DateTime to test.
//
// Returns: boolean
// True if argument is a valid datetime.
// If any argument's value is NULL, function returns False.
// If any argument's value is Invalid, function returns False.
//
// Description: Given a datetime, will determine if the Datetime is valid.
//
//////////////////////////////////////////////////////////////////////////////
//
// Revision History
//
// Version
// 5.0 Initial version
//
//////////////////////////////////////////////////////////////////////////////
//
// Copyright © 1996-1997 Sybase, Inc. and its subsidiaries. All rights reserved.
// Any distribution of the PowerBuilder Foundation Classes (PFC)
// source code by other than Sybase, Inc. and its subsidiaries is prohibited.
//
//////////////////////////////////////////////////////////////////////////////
date ldt_value
//Check parameters
If IsNull(adtm_source) Then
Return False
End If
//There is only need to test the Date portion of the DateTime.
//Can't tell if time is invalid because 12am is 00:00:00:000000
ldt_value = Date(adtm_source)
//Check for invalid date
If Not of_IsValid(ldt_value) Then
Return False
End If
Return True
end function