Name

getFloat()

Class

JSONObject

Description

Gets the float value associated with the specified key

Examples

  • // The following short JSON file called "data.json" is parsed 
    // in the code below. It must be in the project's "data" folder.
    //
    // {
    //   "count": 32,
    //   "weight": 1.13,
    //   "name": "grape",
    //   "isFruit": true
    // }
    
    JSONObject json;
    
    void setup() {
    
      json = loadJSONObject("data.json");
    
      int count = json.getInt("count");
      float weight = json.getFloat("weight");
      String name = json.getString("name");
      boolean isFruit = json.getBoolean("isFruit");
    
      println(count + ", " + weight + ", " + name + ", " + isFruit);
    }
    
    // Sketch prints:
    // 32, 1.13, grape, true
    

Syntax

  • .getFloat(key)
  • .getFloat(key, defaultValue)

Parameters

  • key(String)a key string

Return

  • float