This reference is for Processing 2.0+. If you have a previous version, use the reference included with your software. If you see any errors or have suggestions, please let us know. If you prefer a more technical reference, visit the Processing Javadoc.
| Name | loadJSONArray() |
||
|---|---|---|---|
| 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");
for (int i = 0; i < values.size(); i++) {
JSONObject animal = values.getJSONObject(i);
int id = animal.getInt("id");
String species = animal.getString("species");
String name = animal.getString("name");
println(id + ", " + species + ", " + name);
}
}
// Sketch prints:
// 0, Capra hircus, Goat
// 1, Panthera pardus, Leopard
// 2, Equus zebra, Zebra
| ||
| Description |
Loads an array of JSON objects from the data folder or a URL, and returns a JSONArray. Per standard JSON syntax, the array must be enclosed in a pair of hard brackets [], and each object within the array must be separated by a comma. All files loaded and saved by the Processing API use UTF-8 encoding. |
||
| Syntax | loadJSONArray(filename) loadJSONArray(file) | ||
| Parameters |
| ||
| Returns | JSONArray | ||
| Related | JSONObject JSONArray loadJSONObject() saveJSONObject() saveJSONArray() |
