Putting data into a container

To put data into a Container object, use the Container.put() method.

To put data into a Container object, use the Container.put() method. Data can be added to a container as a byte array or a string. For example:
String custNo = "00054321";
byte[] custRecIn = custNo.getBytes();
custRec.put(custRecIn);
Or :
custRec.put("00054321");