It is mentioned on the project page:
https://developers.google.com/chart/interactive/docs/datatables_dataviews
But in my IDE I downloaded the google visualization library for typehinting
and it's not there. Neither can the method be found when I run the website.
Op woensdag 11 juli 2018 14:59:05 UTC+2 schreef Joep Kt:
>
> I'm building a python web app to work with google's earth engine API,
>
> I display data through javascript using chart API and want to allow users
> to download the data as CSV. I am confused however when reading online
> there are multiple ways to load the chart / visualization api's and I can't
> seem to find out what I am doing wrong to be able to have access to the
> dataTableToCsv() function.
>
> I found this code somewhere online and checked the docs to see that this
> is actually a valid function:
>
> $('#download-csv').click(function () {
> var csvFormattedDataTable =
> google.visualization.dataTableToCsv(this.chartData);
> var encodedUri = 'data:application/csv;charset=utf-8,' +
> encodeURIComponent(csvFormattedDataTable);
> this.href = encodedUri;
> this.download = 'table-data.csv';
> this.target = '_blank';
> });
>
>
>
> I'm loading the charts api as follows:
>
> google.load('maps', '3', {'other_params': 'key=' + key +
> '&libraries=drawing'});
>
> google.setOnLoadCallback(function () {
> google.charts.load('current', {packages: ['corechart']});
> google.charts.setOnLoadCallback(function () {
> precipitation.instance = new precipitation.App();
> precipitation.instance.initVals();
> });
> });
>
> Now if someone could give some additional advice on how to correctly load
> the api nowadays that'd be great :)
>
> When I click the button I get the following error:
>
>
> <https://dl.dropboxusercontent.com/s/q6ky19ulfnggf41/idea64_2018-07-11_14-57-32.png>
>
> Line 60 being:
>
> var csvFormattedDataTable =
> google.visualization.dataTableToCsv(this.chartData);
>
>
> In my index.html I have both loaders:
>
> <script type="text/javascript" src="https://www.google.com/jsapi";></script>
> <script type="text/javascript"
> src="https://www.gstatic.com/charts/loader.js";></script>
>
>
>
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