I am implementing multiple charts on the same page in Codeigniter by using Chart Js but only one chart load; my goal is to be able to preset multiple data in my app dashboard page; but when I try to ad multiple chart, only the first chat loads: my Js codes are:
// Sales Chart
var salesCanvas = document.getElementById("salesChart");
Chart.defaults.global.defaultFontFamily = "Source Sans Pro";
Chart.defaults.global.defaultFontSize = 14;
//Chart.defaults.global.defaultColor = 'red';
var labelData= <?php echo json_encode($label); ?>;
var chartData= <?php echo json_encode($data); ?>
var salesData = {
labels: labelData,
datasets: [{
label: "Sales",
data: chartData,
//chart styling
lineTension: 0,
fill: false,
borderColor: 'orange',
backgroundColor: 'transparent',
borderDash: [5, 5],
pointBorderColor: 'orange',
pointBackgroundColor: 'rgba(255,150,0,0.5)',
pointRadius: 5,
pointHoverRadius: 10,
pointHitRadius: 30,
pointBorderWidth: 2,
pointStyle: 'rectRounded'
//chart styling
}]
};
var chartOptions = {
legend: {
display: true,
position: 'bottom',
labels: {
boxWidth: 80,
fontColor: 'black'
}
}
};
var lineChart = new Chart(salesCanvas, {
type: 'line',
data: salesData,
options: chartOptions
});
// /. Sales Chart
// Expenses Chart
var expensesCanvas = document.getElementById("expensesChart");
Chart.defaults.global.defaultFontFamily = "Source Sans Pro";
Chart.defaults.global.defaultFontSize = 14;
var labelData= <?php echo json_encode($label); ?>;
var chartData= <?php echo json_encode($data); ?>
var expensesData = {
labels: labelData,
datasets: [{
label: "Expenses",
data: chartData,
//chart styling
lineTension: 0,
fill: false,
borderColor: 'orange',
backgroundColor: 'transparent',
borderDash: [5, 5],
pointBorderColor: 'orange',
pointBackgroundColor: 'rgba(255,150,0,0.5)',
pointRadius: 5,
pointHoverRadius: 10,
pointHitRadius: 30,
pointBorderWidth: 2,
pointStyle: 'rectRounded'
//chart styling
}]
};
var chartOptions = {
legend: {
display: true,
position: 'bottom',
labels: {
boxWidth: 80,
fontColor: 'black'
}
}
};
var lineChart = new Chart(expensesCanvas, {
type: 'line',
data: expensesData,
options: chartOptions
});
// /. Expenses Chat
I am implementing multiple charts on the same page in Codeigniter by using Chart Js but only one chart load; my goal is to be able to preset multiple data in my app dashboard page; but when I try to ad multiple chart, only the first chat loads: my Js codes are: