KoolChart - Excellent PHP Chart and GraphFullVersion 2.6.0.2 released on 25/11/2016

To add a line series to the chart, you do:

    $series = new LineSeries();
    $series->Name = "Week 1";
    $series->Appearance->BackgroundColor="#2D6B99";
    $series->TooltipsAppearance->DataFormatString = "{0}% {1}";
    $series->LabelsAppearance->DataFormatString = "{0}% {1}";
    $series->LabelsAppearance->Position = "above";
    $series->MarkersAppearance->MarkersType = "Square";
    $series->ArrayData(array(20,30,15,70,50,40,55));
    $chart->PlotArea->AddSeries($series);
    

<?php
    $KoolControlsFolder = "../../../../KoolControls";//Relative path to "KoolPHPSuite/KoolControls" folder
 
    require $KoolControlsFolder."/KoolChart/koolchart.php";
 
    $chart = new KoolChart("chart");
    $chart->scriptFolder=$KoolControlsFolder."/KoolChart";	
    $chart->Width = 750;
    $chart->Height = 480;
 
    $chart->Title->Text = "Server CPU Load By Days";
    $chart->PlotArea->XAxis->Title = "Days";
    $chart->PlotArea->XAxis->Set(array("Monday","Tuesday","Wednesday","Thursday","Friday","Saturday","Sunday"));
    $chart->PlotArea->YAxis->Title = "CPU Load";
    $chart->PlotArea->YAxis->MaxValue = 100;
    $chart->PlotArea->YAxis->MinValue = 0;
    $chart->PlotArea->YAxis->MajorStep = 25;
    $chart->PlotArea->YAxis->MinorStep = 5;
    $chart->PlotArea->YAxis->LabelsAppearance->DataFormatString = "{0}%";
 
    $series = new LineSeries();
    $series->Name = "Week 1";
    $series->Appearance->BackgroundColor="#2D6B99";
    $series->TooltipsAppearance->DataFormatString = "{0}% {1}";
    $series->LabelsAppearance->DataFormatString = "{0}% {1}";
    $series->LabelsAppearance->Position = "Above";
    $series->MarkersAppearance->MarkersType = "Square";
    $series->ArrayData(array(20,30,15,70,50,40,55));
    $chart->PlotArea->AddSeries($series);
 
    $series = new LineSeries();
    $series->Name = "Week 2";
    $series->Appearance->BackgroundColor="#5AB7DE";
    $series->TooltipsAppearance->DataFormatString = "{0}% {1}";
    $series->LabelsAppearance->DataFormatString = "{0}% {1}";
    $series->LabelsAppearance->Position = "Above";
    $series->ArrayData(array(35,52,30,45,null,15,11));
    $chart->PlotArea->AddSeries($series);
?>
 
<form id="form1" method="post">
	<?php echo $chart->Render();?>					
 
	<div><i>* <u>Note</u>:</i>Generate your own chart with <a style="color:#B8305E;" target="_blank" href="http://codegen.koolphp.net/generate_koolchart.php">Code Generator</a></div>
 
</form>

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