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Documentation→Reference→Data→Composite→JSONArray

Name

size()

Class

JSONArray

Description

Gets the total number of elements in a JSONArray (inclusive of null elements).

Examples

// The following short JSON file called "data.json" is parsed 
// in the code below. It must be in the project's "data" folder.
//
// [
//   {
//     "id": 0,
//     "species": "Capra hircus",
//     "name": "Goat"
//   },
//   {
//     "id": 1,
//     "species": "Panthera pardus",
//     "name": "Leopard"
//   },
//   {
//     "id": 2,
//     "species": "Equus zebra",
//     "name": "Zebra"
//   }
// ]

JSONArray values;

void setup() {

  values = loadJSONArray("data.json");

  println("JSONArray size is " + values.size());
}

// Sketch prints:
// JSONArray size is 3

Syntax

.size()

Return

int

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