This function returns a numeric number value.
Syntax
APEX_JSON.GET_NUMBER ( 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_default IN BOOLEAN DEFAULT NULL, p_values IN t_values DEFAULT g_values ) RETURN NUMBER;
Parameters
Table 19-13 GET_NUMBER Function Parameters
Parameter | Description |
---|---|
|
Index into |
|
Each %N in |
|
The default value if the member does not exist. |
|
Parsed JSON members. The default is |
Returns/Raised Errors
Table 19-14 GET_NUMBER Function Returns and Raised Errors
Return | Description |
---|---|
|
The value at the given path position. |
|
Raises this error if |
Example
This example parses a JSON string and prints the value at a position.
DECLARE j apex_json.t_values; BEGIN apex_json.parse(j, '{ "items": [ 1, 2, { "foo": 42 } ] }'); dbms_output.put_line(apex_json.get_number(p_path=>'items[%d].foo',p0=> 3,p_values=>j)); END;
Parent topic: APEX_JSON