Answer to Stack Overflow question: http://stackoverflow.com/questions/37858807/how-to-dynamically-set-the-minpointlength-except-0

by Mike Zavarello

HTML

<script src="https://code.highcharts.com/highcharts.js"></script>

<div id="container" style="height: 400px"></div>

JavaScript

$(function () {

        var minPointLength; 

    $('#container').highcharts({
        chart: {
            type: 'column'
        },
        xAxis: {
            categories: ['Sep', 'Oct', 'Nov', 'Dec']
        },

        plotOptions: {
                if(this.y > 0)  
                  minPointLength = 3,  
             else  
                  minPointLength = 0,
            series: {
                        minPointLength: minPointLength,
            }
        },
        series: [{
            data: [4, 0, 1, 5]
        }]
    });
});