src/charts/tooltip.js
/**
         * Updates value of tooltipTitle with the data meaning and the date
         * @param  {Object} dataPoint Point of data to use as source
         * @return void
         */
Updates value of tooltipTitle with the data meaning and the date
@param  {Object} dataPoint Point of data to use as source
@return void
Updates value of tooltipTitle with the data meaning and the date @param { Object } dataPoint Point of data to use as source @return void
function updateTitle(dataPoint) {
            var date = new Date(dataPoint[dateLabel]),
                tooltipTitleText = title + ' - ' + formatDate(date);
            tooltipTitle.text(tooltipTitleText);
        }
function updateTitle ( dataPoint ) { var date = new Date ( dataPoint [ dateLabel ] ) , tooltipTitleText = title + ' - ' + formatDate ( date ) ; tooltipTitle . text ( tooltipTitleText ) ; }
Updates value of tooltipTitle with the data meaning and the date
 @param  {Object} dataPoint Point of data to use as source
 @return void
Updates value of tooltipTitle with the data meaning and the date @param { Object } dataPoint Point of data to use as source @return void