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ClearValue deletes a variable saved via app.Save*().

app.ClearValue( name, file )

The file parameter is optional. If given, the specified file will be used, otherwise it will be located in the apps private Folder.

See Also: SaveText, SaveNumber, SaveBoolean

Example - Save, Load and Clear Data click to expand contents

var file = "demofile";

function OnStart()
{
    lay = app.CreateLayout( "linear", "VCenter,FillXY" );

    var text = app.LoadText( "value", "My Value", file );
    edtValue = app.CreateTextEdit( text, .5 );
    lay.AddChild( edtValue );

    btnSave = app.CreateButton( "Save Value", 0.5, 0.1 );
    btnSave.SetOnTouch( btnSave_OnTouch );
    lay.AddChild( btnSave );

    btnLoad = app.CreateButton( "Load Value", 0.5, 0.1 );
    btnLoad.SetOnTouch( btnLoad_OnTouch );
    lay.AddChild( btnLoad );

    btnClear = app.CreateButton( "Clear Value", 0.5, 0.1 );
    btnClear.SetOnTouch( btnClear_OnTouch );
    lay.AddChild( btnClear );

    app.AddLayout( lay );
}

function btnSave_OnTouch()
{
    app.SaveText( "value", edtValue.GetText(), file );
    app.ShowPopup( "Value Saved." );
}

function btnLoad_OnTouch()
{
    var value = app.LoadText( "value", "no value stored", file );
    app.ShowPopup( value );
}

function btnClear_OnTouch()
{
    app.ClearData( file );
    app.ShowPopup( "Data Cleared." );
}

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