DtObj DataFlex Reference Documentation

DtObj

Current Version: 10.0.0

Object Creation

// (Dataflex programs use the 32-bit Chilkat ActiveX)
Handle hoDtObj
Get Create(RefClass(cComDtObj)) to hoDtObj

Properties

Day
Function ComDay Returns Integer
Procedure Set ComDay Integer value

The day of the month. The valid values for this member are 1 through 31.

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DebugLogFilePath
Function ComDebugLogFilePath Returns String
Procedure Set ComDebugLogFilePath String value

If set to a file path, causes each Chilkat method or property call to automatically append it's LastErrorText to the specified log file. The information is appended such that if a hang or crash occurs, it is possible to see the context in which the problem occurred, as well as a history of all Chilkat calls up to the point of the problem. The VerboseLogging property can be set to provide more detailed information.

This property is typically used for debugging the rare cases where a Chilkat method call hangs or generates an exception that halts program execution (i.e. crashes). A hang or crash should generally never happen. The typical causes of a hang are:

  1. a timeout related property was set to 0 to explicitly indicate that an infinite timeout is desired,
  2. the hang is actually a hang within an event callback (i.e. it is a hang within the application code), or
  3. there is an internal problem (bug) in the Chilkat code that causes the hang.

More Information and Examples
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Hour
Function ComHour Returns Integer
Procedure Set ComHour Integer value

The hour. The valid values for this member are 0 through 23.

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LastBinaryResult
Function ComLastBinaryResult Returns Variant

The binary data returned by the last (binary data returning) method called. Only available if Chilkat.Global.KeepBinaryResult is set to True. This provides a means for obtaining large varbinary results in the SQL Server environment (where limitations exist in getting large amounts of data returned by method calls, but where temp tables can be used for binary properties).

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LastErrorHtml
Function ComLastErrorHtml Returns String

Provides information in HTML format about the last method/property called. If a method call returns a value indicating failure, or behaves unexpectedly, examine this property to get more information.

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LastErrorText
Function ComLastErrorText Returns String

Provides information in plain-text format about the last method/property called. If a method call returns a value indicating failure, or behaves unexpectedly, examine this property to get more information.

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LastErrorXml
Function ComLastErrorXml Returns String

Provides information in XML format about the last method/property called. If a method call returns a value indicating failure, or behaves unexpectedly, examine this property to get more information.

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LastMethodSuccess
Function ComLastMethodSuccess Returns Boolean
Procedure Set ComLastMethodSuccess Boolean value

Indicate whether the last method call succeeded or failed. A value of True indicates success, a value of False indicates failure. This property is automatically set for method calls. It is not modified by property accesses. The property is automatically set to indicate success for the following types of method calls:

  • Any method that returns a string.
  • Any method returning a Chilkat object, binary bytes, or a date/time.
  • Any method returning a standard boolean status value where success = True and failure = False.
  • Any method returning an integer where failure is defined by a return value less than zero.

Note: Methods that do not fit the above requirements will always set this property equal to True. For example, a method that returns no value (such as a "void" in C++) will technically always succeed.

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LastStringResult
Function ComLastStringResult Returns String

The string return value of the last (string returning) method called. Only available if Chilkat.Global.KeepStringResult is set to True. This provides a means for obtaining large string results in the SQL Server environment (where limitations exist in getting long strings returned by method calls, but where temp tables can be used for string properties).

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LastStringResultLen
Function ComLastStringResultLen Returns Integer

The length, in characters, of the string contained in the LastStringResult property.

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Minute
Function ComMinute Returns Integer
Procedure Set ComMinute Integer value

The minute. The valid values for this member are 0 through 59.

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Month
Function ComMonth Returns Integer
Procedure Set ComMonth Integer value

The month. The valid values for this member are 1 through 12 where 1 = January and 12 = December.

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Second
Function ComSecond Returns Integer
Procedure Set ComSecond Integer value

The second. The valid values for this member are 0 through 59.

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StructTmMonth
Function ComStructTmMonth Returns Integer
Procedure Set ComStructTmMonth Integer value

The month. The valid values for this member are 0 through 11 where 0 = January and 11 = December.

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StructTmYear
Function ComStructTmYear Returns Integer
Procedure Set ComStructTmYear Integer value

The year represented as the number of years since 1900.

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Utc
Function ComUtc Returns Boolean
Procedure Set ComUtc Boolean value

True if this is a UTC time, otherwise False if this is a local time.

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VerboseLogging
Function ComVerboseLogging Returns Boolean
Procedure Set ComVerboseLogging Boolean value

If set to True, then the contents of LastErrorText (or LastErrorXml, or LastErrorHtml) may contain more verbose information. The default value is False. Verbose logging should only be used for debugging. The potentially large quantity of logged information may adversely affect peformance.

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Version
Function ComVersion Returns String

Version of the component/library, such as "9.5.0.94"

More Information and Examples
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Year
Function ComYear Returns Integer
Procedure Set ComYear Integer value

The year, such as 2012.

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Methods

DeSerialize
Procedure ComDeSerialize String serializedDtObj

Loads the date/time with a string having the format as produced by the Serialize method, which is a string of SPACE separated integers containing (in this order) year, month, day, hour, minutes, seconds, and a UTC flag having the value of 1/0.

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Serialize
Function ComSerialize Returns String

Serializes the date/time to a us-ascii string that can be imported at a later time via the DeSerialize method. The format of the string returned by this method is not intended to match any published standard. It is formatted to a string with SPACE separated integers containing (in this order) year, month, day, hour, minutes, seconds, and a UTC flag having the value of 1/0.

Returns null on failure

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