4D v16.3

OB GET ARRAY

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4D v16.3
OB GET ARRAY

OB GET ARRAY 


 

OB GET ARRAY ( object ; property ; array ) 
Parameter Type   Description
object  Object, Object Field in Structured object
property  Text in Name of property to read
array  Text array, Real array, Boolean array, Object array, Pointer array, Longint array in Value array of property

The OB GET ARRAY command retrieves, in array, the array of values stored in the property of the language object designated by the object parameter.

object must have been defined using the C_OBJECT command or designate a 4D object field.

In the property parameter, pass the label of the property to be read. Note that the property parameter is case sensitive.

Given an object array defined in the example of the OB SET ARRAY command:

We want to retrieve these values:

 ARRAY OBJECT($result;0)
 OB GET ARRAY($Children;"Children";$result)

We want to change a value in the first element of the array:

  // Change the value of "age":
 ARRAY OBJECT($refs)
 OB GET ARRAY($refEmployees;"__ENTITIES";$refs)
 OB SET($refs{1};"age";25)



See also 

OB SET ARRAY

 
PROPERTIES 

Product: 4D
Theme: Objects (Language)
Number: 1229

This command can be run in preemptive processes

 
HISTORY 

Created: 4D v14
Modified: 4D v15

 
ARTICLE USAGE

4D Language Reference ( 4D v16)
4D Language Reference ( 4D v16.1)
4D Language Reference ( 4D v16.2)
4D Language Reference ( 4D v16.3)