option = {
legend: {
data: ['A','B','C','D']
},
tooltip: {
formatter: function(param){
var array = [
param.data.date,
param.data.dept,
param.data.a,
param.data.b,
];
return array.join('\n');
}
},
xAxis: {
type: 'category',
},
yAxis: {
type: 'value'
},
dataset: [{
dimensions:['date','a'],
source: [
{date: '2015',dept:'A',a: 15,b: 20},
{date: '2016',dept:'A',a: 15,b: 20}
]
},{
dimensions:['date','a'],
source: [
{date: '2015',dept:'B',a: 30,b: 20},
{date: '2016',dept:'B',a: 30,b: 20}
]
},{
dimensions:['date','a'],
source: [
{date: '2015',dept:'C',a: 45,b: 20},
{date: '2016',dept:'C',a: 45,b: 20}
]
},{
dimensions:['date','a'],
source: [
{date: '2015',dept:'D',a: 15,b: 20},
{date: '2016',dept:'D',a: 15,b: 20}
]
}],
series: [{
name: 'A',
type: 'bar',
datasetIndex: 0,
},{
name: 'B',
type: 'bar',
datasetIndex: 1
},{
name: 'C',
type: 'bar',
datasetIndex: 2
},{
name: 'D',
type: 'bar',
datasetIndex: 3
}]
};