Change plotBand label after chart creation - Javascript highcharts

Javascript examples for highcharts:Chart Label

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Description

Change plotBand label after chart creation

Demo Code

ResultView the demo in separate window 

<html>
   <head> 
      <title>Highcharts Demo</title> 
      <meta name="viewport" content="width=device-width, initial-scale=1"> 
      <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script> 
      <script type="text/javascript">
$(function () {/*  w  ww . j  a va  2  s  . c  o  m*/
    var chart = $('#container').highcharts({
        chart: {
        },
        xAxis: {
            plotBands: [{ // mark the weekend
                color: '#FCFFC5',
                from: Date.UTC(2010, 0, 2),
                to: Date.UTC(2010, 0, 4),
                label: {
                    text: 'Plot band',
                    style: {
                        color: 'blue',
                        fontWeight: 'bold'
                    }
                }
            }],
            tickInterval: 24 * 3600 * 1000, // one day
            type: 'datetime'
        },
        series: [{
            data: [29.9, 71.5, 56.4, 69.2, 144.0, 176.0, 135.6, 148.5, 216.4],
            pointStart: Date.UTC(2010, 0, 1),
            pointInterval: 24 * 3600 * 1000
        }]
    },function(chart){
        $('#btn').click(function(){
            chart.xAxis[0].plotLinesAndBands[0].label.attr({
                        text:'aaaa'
                    });
        });
    });
});

      </script> 
   </head> 
   <body> 
      <script src="https://code.highcharts.com/highcharts.js"></script> 
      <div id="container" style="height: 400px"></div> 
      <button id="btn">change label</button>  
   </body>
</html>

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