%JSON_ObjectGetValue function

Function

Gets a value in a field from the JSON object.

Declaration
UNIVAL %JSON_ObjectGetValue(
    INT in handle, 
    TEXT in field
 )
Parameters
handleHandle to parent JSON object.
fieldField name
Return value

Value of type BOOL, INT, REAL or TEXT, or invalid value.

Description

Function gets a value in a field from the JSON object.

Exception is thrown if item at index is not value, handle to JSON object is invalid or field does not exists.

Example
 INT _obj
 _obj := %JSON_ObjectFromString('{"Name":"John"}')
 
 TEXT _txt
 _txt := %JSON_ObjectGetValue(_obj, "Name")

 %JSON_FreeObjectHandle(_obj)

Related pages:

JSON format manipulation functions
Function arguments - types

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