37.15 GET_MEMBERS Function
This function returns the table of OBJECT_MEMBERS
names for an object.
Syntax
APEX_JSON.GET_MEMBERS (
p_path IN VARCHAR2,
p0 IN VARCHAR2 DEFAULT NULL,
p1 IN VARCHAR2 DEFAULT NULL,
p2 IN VARCHAR2 DEFAULT NULL,
p3 IN VARCHAR2 DEFAULT NULL,
p4 IN VARCHAR2 DEFAULT NULL,
p_values IN t_values DEFAULT g_values )
RETURN APEX_T_VARCHAR2;
Parameters
Parameter | Description |
---|---|
p_path |
Index into p_values .
|
p[0-4] |
Each %N in p_path is replaced by pN and every i-th% or %d is replaced by the p[i-1] .
|
p_values |
Parsed JSON members. The default is g_values .
|
Returns/Raised Errors
Return/Error | Description |
---|---|
OBJECT_MEMBERS |
The OBJECT_MEMBERS of the object or null if the object could not be found.
|
VALUE_ERROR |
Raises this error if p_values(p_path) is not an array or object.
|
Example
This example parses a JSON string and prints members at positions.
DECLARE
j apex_json.t_values;
BEGIN
apex_json.parse(j, '{ "foo": 3, "bar": [1, 2, 3, 4] }');
dbms_output.put_line(apex_json.get_members(p_path=>'.',p_values=>j)(1)); -- foo
dbms_output.put_line(apex_json.get_members(p_path=>'.',p_values=>j)(2)); -- bar
END;
Parent topic: APEX_JSON