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Javascript 谷歌可视化-类型错误:无法读取属性';数据表';未定义的[特定于铬]_Javascript_Google Chrome_Charts_Google Visualization - Fatal编程技术网

Javascript 谷歌可视化-类型错误:无法读取属性';数据表';未定义的[特定于铬]

Javascript 谷歌可视化-类型错误:无法读取属性';数据表';未定义的[特定于铬],javascript,google-chrome,charts,google-visualization,Javascript,Google Chrome,Charts,Google Visualization,我正在使用谷歌可视化库,因为我的应用程序工作正常,我无法弄清楚在chrome上(特别是)这个错误是如何开始出现的。在Firefox中工作良好 function drawVisualization() { var data = new google.visualization.DataTable(countArray); // Declare columns data.addColumn('date', 'Day'); data.addColumn('number', 'Person');

我正在使用谷歌可视化库,因为我的应用程序工作正常,我无法弄清楚在chrome上(特别是)这个错误是如何开始出现的。在Firefox中工作良好

function drawVisualization() {

var data = new google.visualization.DataTable(countArray);

// Declare columns
data.addColumn('date', 'Day');
data.addColumn('number', 'Person');

// Add data.
data.addRows(countArrayFinal);

// Create and draw the visualization.
new google.visualization.LineChart(document.getElementById('visualization')).draw(data, {
    title: 'Performance',
    width : 700,
    height : 300,
    vAxis : {
        maxValue : 4000
    }
});
}drawVisualization();

发生此错误是因为未加载google可视化

将其添加到
drawVisualization
功能下方:

google.load(“可视化”,“1”,“{packages:[“corechart”]});
setOnLoadCallback(drawVisualization);
而不是

drawVisualization();