给定 9 天的日期标签和数字数据集(2.5、1.5 等),我希望 y 轴上的数字/标签为 1-5 的整数,同时保留点。我想说的是我想在网格中拥有固定数量的行,但我不知道如何做到这一点。谁能帮我吗?
当前图表:
预期图表:
最佳答案
选项 1/2:堆叠
最短路线:
yAxes: [{
stacked: true,
}]
https://www.chartjs.org/docs/latest/charts/bar.html#stacked-bar-chart
/* data */
var data = {
labels: ["Africa", "Asia", "Europe", "America"],
datasets: [{
/* data */
label: "Data label",
backgroundColor: ["#3e95cd", "#8e5ea2","#3cba9f", '#1d49b8'],
data: [5.6,6.7,7.5, 8.6]
}]
};
var options = {
responsive: true,
title: {
text: 'Hello',
display: true
},
scales: {
xAxes: [{
stacked: false,
ticks: {
},
}],
yAxes: [{
stacked: true,
}]
}
};
var myChart = new Chart(document.getElementById("chart"), {
type: 'bar',
data: data,
options: options
});
<canvas id="chart"></canvas>
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.9.3/Chart.min.js"></script>
选项 2/2:步长
https://www.chartjs.org/docs/latest/axes/cartesian/linear.html#step-size
更多控制==>设置步长(在示例中为1
):
yAxes: [{
stacked: true,
ticks: {
stepSize: 1
}
}]
/* data */
var data = {
labels: ["Africa", "Asia", "Europe", "America"],
datasets: [{
/* data */
label: "Data label",
backgroundColor: ["#3e95cd", "#8e5ea2","#3cba9f", '#1d49b8'],
data: [5.0,6.7,7.5, 8.6]
}]
};
var options = {
responsive: true,
title: {
text: 'Hello',
display: true
},
scales: {
xAxes: [{
stacked: false,
ticks: {
},
}],
yAxes: [{
stacked: false,
ticks: {
stepSize: 1
}
}]
}
};
var myChart = new Chart(document.getElementById("chart"), {
type: 'bar',
data: data,
options: options
});
<canvas id="chart"></canvas>
<script src="https://cdnjs.cloudflare.com/ajax/libs/Chart.js/2.9.3/Chart.min.js"></script>
关于javascript - 如何在chart.js中设置折线图的行数?,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/60706241/