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@pilate
Created December 14, 2011 16:43
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Convert instance of 'google.visualization.DataTable' to CSV
/**
* Convert an instance of google.visualization.DataTable to CSV
* @param {google.visualization.DataTable} dataTable_arg DataTable to convert
* @return {String} Converted CSV String
*/
function dataTableToCSV(dataTable_arg) {
var dt_cols = dataTable_arg.getNumberOfColumns();
var dt_rows = dataTable_arg.getNumberOfRows();
var csv_cols = [];
var csv_out;
// Iterate columns
for (var i=0; i<dt_cols; i++) {
// Replace any commas in column labels
csv_cols.push(dataTable_arg.getColumnLabel(i).replace(/,/g,""));
}
// Create column row of CSV
csv_out = csv_cols.join(",")+"\r\n";
// Iterate rows
for (i=0; i<dt_rows; i++) {
var raw_col = [];
for (var j=0; j<dt_cols; j++) {
// Replace any commas in row values
raw_col.push(dataTable_arg.getFormattedValue(i, j, 'label').replace(/,/g,""));
}
// Add row to CSV text
csv_out += raw_col.join(",")+"\r\n";
}
return csv_out;
}
@magic5650
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magic5650 commented Aug 4, 2016

it raise a bug when table has multi pages.
so i change "raw_col.push(dataTable_arg.getFormattedValue(i, j, 'label').replace(/,/g,""));"
like this
"raw_col.push(dataTable_arg.getFormattedValue(i, j).replace(/,/g,""));"
and it work
i remove "label",i think it no use.
https://developers.google.com/chart/interactive/docs/reference

@rajanpaudel
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Great Post.

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