local.exists method

Applies to Windows and Windows Phone

Determines whether the specified file exists in local storage for the app.

Syntax


var promise = WinJS.Application.local.exists(filename);

Parameters

filename

Type: String

The name of the file.

Return value

Type: Promise

A promise that completes with a value of either true (if the file exists) or false.

Requirements

Minimum supported client

Windows 8 [Windows Store apps only]

Minimum supported server

Windows Server 2012 [Windows Store apps only]

Minimum supported phone

Windows Phone 8.1

Namespace

WinJS.Application

Library

Base.js

See also

local

 

 

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