Function “new_data()”

Geschätzte Lektüre: 3 Minuten
mixed new_data(numeric $gtabid, array $relation=null, numeric $copy=null, numeric $version=null, numeric $forceNewID=null);

Function to create a new data record (./limbas_src/gtab/gtab.lib).

Parameters:

$gtabid

  • Valid table ID: Specifies the table in which the new data record will be created.
  • Invalid table ID: This function call has no effect.

$relation

  • Zero, invalid values: The new data record is not linked to another table.
  • To link the new data record to a data record of another table (which must have a corresponding table field of the Links type), the relevant information must be transfered in this array:
$relation = array($relationFieldID, $relationTableID, $relationDatasetID);

The following variables have to be replaced with appropriate values:

  • $relationFieldID: ID of the Links type table field, of the table that contains the data record that should be linked to the newly created data record.
  • $relationTableID: ID of the table that contains the data record that should be linked to the newly created data record.
  • $relationDatasetID: ID of the data record that should be linked to the newly created data record.

$copy

  • The previously used data record ID of the appropriate table: The values of the data record with the specified ID are copied to the new data record.
  • All other values (E.g. data record ID not used or “ABC”): The new data record is created with default values.

$version

  • False, 0, zero: A new record is created as version ‘1’.
  • All other values: The new data record is created as a new version of the data record referenced in $copy, assuming the ‘Versioned’ function for this table is enabled and the currently logged on user has the appropriate rights to create a new version. The function call is without effect if the referenced data record is already versioned, if it does not exist, or if the value transferred is not a valid data record ID in $copy.

$forceNewID

  • Valid, still unused data record ID in the corresponding table: A new data record is created with this ID.
  • Valid, already used data record ID in the corresponding table: Function call is without effect.
  • Any other value (such as zero, number less 1, text): A new data record is created with an ID assigned byLIMBAS.

Return Value

  • 0, false: With the parameters transferred, no new record could be created.
  • Number other than 0: ID of the newly created data record. Exception: If for $forceNewID a data record ID is transferred, that already existed, it is returned and no new data record is created by LIMBAS.
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Function “new_data()”

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