First

Available since Koryphe version 1.0.0

Returns the first non-null value

Examples

Java

JSON

Full JSON

final First first = new First();

{
  "class" : "First"
}

{
  "class" : "uk.gov.gchq.koryphe.impl.binaryoperator.First"
}

Input type:

java.lang.Object

Example inputs:

Input Type	Inputs	Result Type	Result
java.lang.String	first and second	java.lang.String	first
java.lang.String	first and null	java.lang.String	first
	null and second	java.lang.String	second
	null and null		null