html, body, #container {

    width: 100%;

    height: 100%;

    margin: 0;

    padding: 0;

}

anychart.onDocumentReady(function () {

    var chart = anychart.column();

​

    var series = chart.column([

        {x: '10-Dec-2004', y: 20},

        {x: '11-Dec-2004', y: 40},

        {x: '12-Dec-2004', y: 30},

        {x: '28-Dec-2004', y: 10}

    ]);

​

    var labels = series.labels();

    labels.enabled(true);

​

    // Set text formatter.

    labels.format(function () {

        return 'Index: ' + this.index + '\n' + 'Value: ' + this.value

    });

​

    chart.title('Set text formatter as a function');

    chart.container('container');

    chart.draw();

});