`<?php
include ("../jpgraph.php");
include ("../jpgraph_line.php");
$ydata = array(11,3,8,12,5,1,9,13,5,7);
// Create the graph. These two calls are always required
$graph = new Graph(300,200,"auto");
$graph->SetScale("textlin");
// Create the linear plot
$lineplot=new LinePlot($ydata);
$lineplot->mark->SetType(MARK_UTRIANGLE);
// Add the plot to the graph
$graph->Add($lineplot);
$graph->img->SetMargin(40,20,20,40);
$graph->title->Set("Example 3.1");
$graph->xaxis->title->Set("X-title");
$graph->yaxis->title->Set("Y-title");
$graph->title->SetFont(FF_FONT1,FS_BOLD);
$graph->yaxis->title->SetFont(FF_FONT1,FS_BOLD);
$graph->xaxis->title->SetFont(FF_FONT1,FS_BOLD);
$lineplot->SetColor("blue");
$lineplot->SetWeight(2);
$graph->yaxis->SetColor("red");
$graph->yaxis->SetWeight(2);
$graph->SetShadow();
// Display the graph
$graph->Stroke();
?>
`