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<concept xml:lang="en" id="GUID-218DB978-929C-5701-869F-8415FF6CE62D"><title>Using RFormat</title><prolog><metadata><keywords/></metadata></prolog><conbody><p>The <xref href="GUID-9D7E765B-6872-3EB9-9D5B-1503FA466EC1.dita"><apiname>RFormat</apiname></xref> class formats a device, one step at a time. </p> <p>The object must first be opened on a device, and then each track is formatted using <codeph>Next()</codeph>. The following code fragment shows how this is done: </p> <codeblock id="GUID-AAC0A2B2-4C5A-55F8-9DA4-820D42C27457" xml:space="preserve">...

_LIT(KDriveA,"A:");

...

RFs fs;

User::LeaveIfError(fs.Connect());

...

RFormat format;

TInt tracksRemaining;

User::LeaveIfError(format.Open(fs,KDriveA,EHighDensity,tracksRemaining));

while (tracksRemaining)

    {

    User::LeaveIfError(format.Next(tracksRemaining));

    }