indexOf

Summary

Index of an item in this collection.

Syntax
TypeScript
JavaScript
ImageViewerItems.prototype.indexOf = function( 
   item 
) 
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 20.0.2020.4.3
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