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FileIO.ReadLinesAsync(IStorageFile) | readLinesAsync(IStorageFile) method

Reads the contents of the specified file and returns lines of text.

Syntax


Windows.Storage.FileIO.readLinesAsync(file).done( /* Your success and error handlers */ );

Parameters

file

Type: IStorageFile

The file to read.

Return value

Type: IAsyncOperation<IVector>

When this method completes successfully, it returns the contents of the file as a list (type IVector) of lines of text. Each line of text in the list is represented by a String object.

Remarks

This method uses the character encoding of the specified file. If you want to specify different encoding, call ReadLinesAsync(IStorageFile, UnicodeEncoding) instead.

Requirements (device family)

Device family

Universal

API contract

Windows.Foundation.UniversalApiContract, introduced version 1.0

Namespace

Windows.Storage
Windows::Storage [C++]

Metadata

Windows.Foundation.UniversalApiContract.winmd

Requirements (operating system)

Minimum supported client

Windows 8

Minimum supported server

Windows Server 2012

Minimum supported phone

Windows Phone 8.1 [Windows Phone Silverlight 8.1 and Windows Runtime apps]

Namespace

Windows.Storage
Windows::Storage [C++]

Metadata

Windows.winmd

See also

FileIO
ReadLinesAsync(IStorageFile, UnicodeEncoding)

 

 

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