OB Get type
OB Get type ( object ; property ) -> Function result
| Parameter | Type | Description | |
|---|---|---|---|
| object | Object | 🡒 | Structured object |
| property | Text | 🡒 | Property name |
| Function result | Longint | 🡐 | Property value type |
Description
The OB Get type command returns the type of value associated with the property of the language object.
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 whose type you want to find out.
Note that the property parameter is case sensitive.
The command returns a longint indicating the type of value. You can compare this value with the following constants, found in the "Field and Variable Types" theme:
| Constant | Type | Value |
|---|---|---|
| Is Boolean | Longint | 6 |
| Is collection | Longint | 42 |
| Is date | Longint | 4 |
| Is null | Longint | 255 |
| Is object | Longint | 38 |
| Is real | Longint | 1 |
| Is text | Longint | 2 |
| Is undefined | Longint | 5 |
Note: For picture attributes, the command returns Is object.
Example
We want to get the type of standard values:
var $ref : Object
OB SET($ref;"name";"smith";"age";42)
$type:=OB Get type($ref;"name") //$type returns 2
$type2:=OB Get type($ref;"age") //$type2 returns 1