Module dev.metaschema.core

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

Class ArrayHead

java.lang.Object

dev.metaschema.core.metapath.function.library.ArrayHead

public final class ArrayHead
extends Object

Implements the XPath 3.1 array:head function.

Method Summary

Modifier and Type	Method	Description
static <T extends ICollectionValue> T	head(IArrayItem<T> array)	An implementation of XPath 3.1 array:head.

Methods inherited from class java.lang.Object

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

Method Details

head

@Nullable
public static <T extends ICollectionValue> T head(@NonNull
 IArrayItem<T> array)

An implementation of XPath 3.1 array:head.

Type Parameters:

T - the type of items in the given Metapath array

Parameters:

array - the array to get the head item from

Returns:

the head item