Name

getFloat()

Class

XML

Description

Returns an attribute value of the element as a float. If the defaultValue parameter is specified and the attribute doesn't exist, then defaultValue is returned. If no defaultValue is specified and the attribute doesn't exist, the value 0.0 is returned.

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.getFloat("id"));
    }
    
    // Sketch prints:
    // 0.0
    

Syntax

  • .getFloat(name)
  • .getFloat(name, defaultValue)

Parameters

  • name(String)the non-null full name of the attribute.
  • defaultValue(float)the default value of the attribute.

Return

  • float