Google LineChart: issue with line graph combine 3 data array in one chart possible?
问题 i need graph look like this way below x axis product name 1 X axis : date 2. y axis : cost 3. line points should be a product name google.charts.load('current', { packages: ['corechart'] }).then(function () { var charts = {}; var options = { Column: { chartArea: { height: '100%', width: '100%', top: 24, left: 64, right: 32, bottom: 48, }, tooltip: { valueDecimals: 2, valueSuffix: ' USD', valuePrefix: '$' }, 'vAxis': { title: 'Cost in USD ($)', format:'$#', }, height: '100%', legend: {