This reference is for Processing 3.0+. If you have a previous version, use the reference included with your software in the Help menu. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Core Javadoc and Libraries Javadoc.

Class

JSONArray

Name

size()

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
Description Gets the total number of elements in a JSONArray (inclusive of null elements).
Syntax
.size()
Returnsint
Relatedappend()
remove()
Updated on October 2, 2018 05:02:12pm EDT

Creative Commons License