Module dev.metaschema.core

Package dev.metaschema.core.metapath.function.library

Class FnSum

java.lang.Object

dev.metaschema.core.metapath.function.library.FnSum

public final class FnSum
extends Object

Implements the XPath 3.1 fn:sum functions.

Method Summary

Modifier and Type	Method	Description
static IAnyAtomicItem	sum(List<? extends IAnyAtomicItem> items, IAnyAtomicItem zero)	An implementation of XPath 3.1 fn:sum.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Method Details

sum

@Nullable
public static IAnyAtomicItem sum(@NonNull
 List<? extends IAnyAtomicItem> items,
 @Nullable
 IAnyAtomicItem zero)

An implementation of XPath 3.1 fn:sum.

Parameters:

items - the items to sum

zero - the value to use if no items are provided, which can be null

Returns:

the average