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.
Class | |
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Name | hasKey() |
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."); } } |
Description | Check if a key is a part of the data structure. |
Syntax | .hasKey(key) |
Returns | boolean |