score:0

i used the following code to set bar width and adjust the bar curvature

enter code here
dispatch: {
    renderend: function (e) {
d3.selectall("rect.nv-bar").attr('rx', 4).attr('ry', 4).attr('width', 15)
}
    }

putting

groupspacing : 0.57,

in chart dict will also help to adjust width dynamically


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