40 lines
1.0 KiB
JavaScript
40 lines
1.0 KiB
JavaScript
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// CSV to JS object
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function csvToObject(csvData) {
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const rows = csvData.split('\n');
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const headers = rows[0].split(',');
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const dataArray = [];
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for (let i = 1; i < rows.length; i++) {
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const values = rows[i].trim().split(','); // trim to remove linebreak
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if (rows[i] != '') {
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//don't treat empty lines
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const obj = {};
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for (let j = 0; j < headers.length; j++) {
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obj[headers[j]] = values[j];
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}
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dataArray.push(obj);
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}
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}
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return dataArray;
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}
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// JS object to CSV
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function objectToCsv(objArray) {
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const array = typeof objArray !== 'object' ? JSON.parse(objArray) : objArray;
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let csv = '';
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// field names in first line
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const fields = Object.keys(array[0]);
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csv += fields.join(',') + '\r\n'; // \r\n for cross platform compatibility
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// data rows
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for (let i = 0; i < array.length; i++) {
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let line = '';
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for (let index in array[i]) {
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if (line !== '') line += ',';
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line += array[i][index];
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}
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csv += line + '\r\n';
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}
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return csv;
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}
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