score:0

Accepted answer

to solve it, i scale the y axis to min value 0:

<script>
var barcontratsibs = {
    labels: ['marché a', 'marché b', 'marché c'],
    datasets: [{
        label: 'les études d’exécution',
        backgroundcolor: '#660066',
        data: [7, 10, 8]
    }, {
        label: 'les études de fabrication, l’approvisionnement et la fabrication',
        backgroundcolor: '#660066',
        data: [5, 10, 8]
    }, {
        label: 'la livraison et le montage sur site',
        backgroundcolor: '#660066',
        data: [6, 10, 8]
    }]
};

var _options = {
    scales: {
        yaxes: [{
            ticks: {
                suggestedmin: 0
            }
        }]
    }
};

var ctxcontratsibs = document.getelementbyid("canvascontratsibs");
var mybarchart = new chart(ctxcontratsibs, {
    type: 'bar',
    data: barcontratsibs,
    options: _options
});

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