29.56 WRITE Procedure Signature 20

This procedure writes a BLOB object attribute. The value will be Base64-encoded.

Syntax

APEX_JSON.WRITE (
   p_name        IN VARCHAR2
   p_value       IN BLOB,
   p_write_null  IN BOOLEAN  DEFAULT FALSE );

Parameters

Table 29-70 WRITE Procedure Parameters

Parameter	Description
p_name	The attribute name.
p_values	The attribute value to be written.
p_write_null	If TRUE, write an empty array. If FALSE (the default), do not write an empty array.

Example

This example writes a JSON object with the a1, a2, a3, and a4 attributes. a3 is a BLOB, encoded in Base64 format.

DECLARE
  l_blob blob := to_blob( hextoraw('000102030405060708090a');
BEGIN
  apex_json.open_object; -- {
  apex_json.write('a1', 1); -- "a1": 1
  apex_json.write('a2', 'two'); -- ,"a2": "two"
  apex_json.write('a3', l_blob); -- ,"a3": "AAECAwQFBgcICQo="
  apex_json.write('a4', false); -- ,"a4": false
  apex_json.close_object; -- }
END;