Line Chart
This widget function displays a line chart whenever you call it. You can pass in multiple data sets if you wish to have multiple data sets displayed on chart.
Structure
showLineChart($chartTitle = "Title Of The Line Chart", $chartData, $datasetLabel, $chartSize = "col-md-12")Parameters
The function accepts 4 parameters that are illustrated below
Chart Title- This is the title of the chart
Chart Data- An array with multiple sql queries as values, each query needs to have 2 fields to be used that is: label and value
Dataset Label- An array with all the labels for your datasets provided
Chart Size= This is a bootstrap class for chart size, default is col-md-12
Example Usage
echo showLineChart("ORDERS SUMMARY", [sql("SELECT COUNT(*) AS value,YEAR(OrderDate) AS label FROM orders GROUP BY YEAR(OrderDate) ORDER BY YEAR(OrderDate) DESC", $eo), sql("SELECT COUNT(DISTINCT CustomerID) AS value, YEAR(OrderDate) AS label FROM orders GROUP BY YEAR(OrderDate) ORDER BY YEAR(OrderDate) DESC", $eo)], ['Total Orders', 'Total Customers'], "col-md-6");In the above chart I have passed in only 2 queries as array values for my chart data and 2 labels as array values for my dataset label. If you wish to have a single dataset, you just provide 1 query and 1 dataset label.
Output
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