jpgraph折线图的值被标记隐藏

$graph = new Graph(width, height);

$data = array(1, 2, 3, 4, 5); // 数据数组
$dataset = new LinePlot($data);

$graph->add($dataset);

$dataset->value->Show(false);

require_once ('jpgraph/jpgraph.php');
require_once ('jpgraph/jpgraph_line.php');

// 创建一个折线图对象
$graph = new Graph(400, 300);

// 创建一个数据集对象
$data = array(1, 2, 3, 4, 5);
$dataset = new LinePlot($data);

// 将数据集对象添加到图表对象中
$graph->add($dataset);

// 隐藏折线图的值标记
$dataset->value->Show(false);

// 输出图表
$graph->Stroke();