Name

hasKey()

Class

IntDict

Description

Check if a key is a part of the data structure.

Examples

  • IntDict inventory;
    
    void setup() {
      size(200, 200);
      inventory = new IntDict();
      inventory.set("cd", 84);
      inventory.set("tapes", 15);
      inventory.set("records", 102);
      println(inventory);
      if (inventory.hasKey("records") == true) {
        println("Yes, we have records."); 
      } else {
        println("Sorry, no records.");
      }
    }
    
    

Syntax

  • .hasKey(key)

Return

  • boolean