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Converts a 2D array into a CSV file
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| function arrayToCSV (twoDiArray) { | |
| // Modified from: http://stackoverflow.com/questions/17836273/ | |
| // export-javascript-data-to-csv-file-without-server-interaction | |
| var csvRows = []; | |
| for (var i = 0; i < twoDiArray.length; ++i) { | |
| for (var j = 0; j < twoDiArray[i].length; ++j) { | |
| twoDiArray[i][j] = '\"' + twoDiArray[i][j] + '\"'; // Handle elements that contain commas | |
| } | |
| csvRows.push(twoDiArray[i].join(',')); | |
| } | |
| var csvString = csvRows.join('\r\n'); | |
| var a = document.createElement('a'); | |
| a.href = 'data:attachment/csv,' + csvString; | |
| a.target = '_blank'; | |
| a.download = 'myFile.csv'; | |
| document.body.appendChild(a); | |
| a.click(); | |
| // Optional: Remove <a> from <body> after done | |
| } |
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Note that in the inner loop, avoid modifying the original array. Use a temporary array or use map instead of for loop.