The util.JSONArray class
The util.JSONArray
class provides methods to handle an array of values,
following the JSON string syntax.
The
util.JSONArray
class is provided in the util
C-Extension library. To use the
util.JSONArray
class, you must import the util
package in your
program:IMPORT util
A
JSONArray
is an sequence of unnamed values. The format of a JSON array string
is a list of values wrapped in square brakets with commas between the
values:[123,546,"abc","def","xyz"]
A JSONArray
object must be created before usage with one of the class
methods like util.JSONArray.create()
.
The JSONArray
class provides methods for accessing, adding/replacing or deleting
the array values by index with the get()
, put()
and
remove()
methods.
If the structure of the JSON array is not known at compile time, you can introspect the
elements of the array with the getLength()
and getType()
methods.