echarts-X軸不從0刻度開始
阿新 • • 發佈:2018-12-20
1、問題背景
統一一週內植樹的數量,利用柱狀圖來實現
2、實現原始碼
(1)X軸從零刻度開始
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>echarts-X軸不從0刻度開始</title>
<link rel="shortcut icon" href="../js/echarts-2.2.7/doc/asset/ico/favicon.png" >
<script type="text/javascript" src="../js/echarts-2.2.7/doc/asset/js/jquery.min.js" ></script>
<script type="text/javascript" src="../js/echarts-2.2.7/doc/example/www2/js/echarts-all.js" ></script>
<style>
body,html{
width: 99%;
height: 99%;
font-family: "微軟雅黑" ;
font-size: 12px;
}
#bar{
width: 100%;
height: 100%;
}
</style>
<script>
$(function(){
var chart = document.getElementById('bar');
var echart = echarts.init(chart);
var option = {
title: {
text : ''
},
tooltip: {
trigger: 'axis'
},
legend: {
data:['植樹數量']
},
grid: {
left: '3%',
right: '4%',
bottom: '3%',
containLabel: true
},
toolbox: {
feature: {
saveAsImage: {}
}
},
xAxis: {
type: 'category',
boundaryGap: false,
data: ['週一','週二','週三','週四','週五','週六','週日']
},
yAxis: {
type: 'value'
},
series: [
{
name:'植樹數量',
type:'bar',
stack: '植樹數量',
data:[34, 12, 56, 27, 42, 87, 62]
}
]
};
echart.setOption(option);
});
</script>
</head>
<body>
<div id="bar"></div>
</body>
</html>
(2) X軸不從零刻度開始
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>echarts-X軸不從0刻度開始</title>
<link rel="shortcut icon" href="../js/echarts-2.2.7/doc/asset/ico/favicon.png">
<script type="text/javascript" src="../js/echarts-2.2.7/doc/asset/js/jquery.min.js" ></script>
<script type="text/javascript" src="../js/echarts-2.2.7/doc/example/www2/js/echarts-all.js" ></script>
<style>
body,html{
width: 99%;
height: 99%;
font-family: "微軟雅黑";
font-size: 12px;
}
#bar{
width: 100%;
height: 100%;
}
</style>
<script>
$(function(){
var chart = document.getElementById('bar');
var echart = echarts.init(chart);
var option = {
title: {
text: ''
},
tooltip: {
trigger: 'axis'
},
legend: {
data:['植樹數量']
},
grid: {
left: '3%',
right: '4%',
bottom: '3%',
containLabel: true
},
toolbox: {
feature: {
saveAsImage: {}
}
},
xAxis: {
type: 'category',
boundaryGap: true,
data: ['週一','週二','週三','週四','週五','週六','週日']
},
yAxis: {
type: 'value'
},
series: [
{
name:'植樹數量',
type:'bar',
stack: '植樹數量',
data:[34, 12, 56, 27, 42, 87, 62]
}
]
};
echart.setOption(option);
});
</script>
</head>
<body>
<div id="bar"></div>
</body>
</html>
3、實現結果
(1)X軸從零刻度開始
(2)X軸不從零刻度開始
4、問題說明
在xAxis中的boundaryGap屬性,設定為false代表是零刻度開始,設定為true代表離零刻度間隔一段距離
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