<?php

include ("jpgraph/jpgraph.php");
include ("jpgraph/jpgraph_line.php");

$graph = new Graph(300, 200, "auto"); 
$graph->SetFrame(true);
$graph->SetScale("textlin");

$graph->img->SetMargin(40, 40, 30, 30);

$ydata1 = array(10.2, 4.3, 7.4, -3.1, 6.8);

$lineplot1 = new LinePlot($ydata1);
$lineplot1->value->Show();
$lineplot1->value->SetFont(FF_ARIAL);
$lineplot1->value->SetAngle(45);

$graph->Add($lineplot1);

$graph->Stroke();
?>