javascript - UnitStepSize for regular time interval with Chartjs -
i'm having troubles getting regular 15min time interval chart js graph. here setup of xaxis: xaxes: [{ type: 'time', ticks: { maxrotation: 90, minrotation: 80 }, time: { format: 'hh:mm', tooltipformat: 'hh:mm', unit: 'minute', unitstepsize: 15, displayformats: { 'minute': 'hh:mm', 'hour': 'hh:mm' }, min: 1502521200000, max: 1502553600000 } }] x data timestamps: 1502521200000 incidentally, want data frame start @ 1502521200000 , finish @ 1502553600000 first data point doesn't have label: help jsfiddle: https://jsfiddle.net/tn7ksfb6/ as @rc suggested remove min , max , actual step size working use stepsize instead of unitstepsize let m