PHP教程
<?php 
include ("src/jpgraph.php"); 
include ("src/jpgraph_line.php"); 
$data1 = array(19,23,34,38,45,67,71,78,85,87,90,96); //第一條曲線的數(shù)組 
$data2 = array(523,634,371,278,685,587,490,256,398,545,367,577); //第二條曲線的數(shù)組 
$graph = new Graph(400,300); //創(chuàng)建新的Graph對(duì)象 
$graph->SetScale("textlin"); 
$graph->SetY2Scale("lin"); 
$graph->SetShadow(); //設(shè)置圖像的暗影樣式 
$graph->img->SetMargin(40,50,20,70); //設(shè)置圖像邊距 
$graph->title->Set("年度收支表"); //設(shè)置圖像標(biāo)題 
$lineplot1=new LinePlot($data1); //創(chuàng)建設(shè)置兩條曲線對(duì)象 
$lineplot2=new LinePlot($data2); 
$graph->Add($lineplot1); //將曲線放置到圖像上 
$graph->AddY2($lineplot2); 
$graph->xaxis->title->Set("月份"); //設(shè)置坐標(biāo)軸名稱 
$graph->yaxis->title->Set("兆美元"); 
$graph->y2axis->title->Set("兆美元"); 
$graph->title->SetFont(FF_SIMSUN,FS_BOLD); //設(shè)置字體 
$graph->yaxis->title->SetFont(FF_SIMSUN,FS_BOLD); 
$graph->y2axis->title->SetFont(FF_SIMSUN,FS_BOLD); 
$graph->xaxis->title->SetFont(FF_SIMSUN,FS_BOLD); 
$lineplot1->SetColor("red"); //設(shè)置顏色 
$lineplot2->SetColor("blue"); 
$lineplot1->SetLegend("Cost Amount"); //設(shè)置圖例名稱 
$lineplot2->SetLegend("Revenue Amount"); 
$graph->legend->SetLayout(LEGEND_HOR); //設(shè)置圖例樣式和位置 
$graph->legend->Pos(0.4,0.95,"center","bottom"); 
$graph->Stroke(); //輸出圖像 
?>