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

XML

Name

hasAttribute()
Examples
// The following short XML file called "mammals.xml" is parsed 
// in the code below. It must be in the project's "data" folder.
//
// <?xml version="1.0"?>
// <mammals>
//   <animal id="0" species="Capra hircus">Goat</animal>
//   <animal id="1" species="Panthera pardus">Leopard</animal>
//   <animal id="2" species="Equus zebra">Zebra</animal>
// </mammals>

XML xml;

void setup() {
  xml = loadXML("mammals.xml");
  XML firstChild = xml.getChild("animal");
  println(firstChild.hasAttribute("species"));
  println(firstChild.hasAttribute("color"));
}

// Sketch prints:
// true
// false
Description Checks whether or not an element has the specified attribute. The attribute must be specified as a String, and a boolean is returned.
Syntax
.hasAttribute(name)
Returnsboolean
Updated on January 1, 2021 03:38:10am EST

Creative Commons License
This work is licensed under a Creative Commons Attribution-NonCommercial-ShareAlike 4.0 International License.