Interface Iterable<T>

GoJS® Diagramming Components
version 3.0.16
by Northwoods Software®

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This interface is implemented by the List, Set, and Map classes; it provides the iterator read-only property that returns an Iterator.

Typical usage is:

const it = anIterableCollection.iterator;
while (it.next()) {
  const item = it.value;
}

Type Parameters

  • T

Implemented by

Index

Methods

[iterator] first

Properties

count iterator

Methods

[iterator]

  • [iterator](): IterableIterator<T>

  • Returns IterableIterator<T>

first

  • first(): T

  • Returns the first item in the list, or null if there is none.

    Returns T

    This returns null if there are no items in the list.

Properties

Readonly count
: number

This read-only property is the number of elements in the collection.

iterator
: Iterator<T>

Gets an Iterator that can iterate over the items in the collection.

Typical usage is:

 const it = anIterableCollection.iterator;
 while (it.next()) {
   const item = it.value;
 }

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