indexOf

Summary

Index of an item in this collection.

Syntax

JavaScript Syntax
ImageViewerItems.prototype.indexOf = function(item)
TypeScript Syntax
indexOf(item: ImageViewerItem): number;

Parameters

item

Item to check.

Return Value

The 0-based index of item or -1 if the item is null or does not belong to this collection.

Requirements

Target Platforms

Help Version 19.0.2017.10.27
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