Created
February 16, 2020 20:22
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<!DOCTYPE html> | |
<html lang="en"> | |
<head> | |
<meta charset="UTF-8"> | |
<meta name="viewport" content="width=device-width, initial-scale=1.0"> | |
<title>Document</title> | |
<script> | |
var stockData = [ | |
{ | |
Symbol: "AAPL", | |
Company: "Apple Inc.", | |
Price: 132.54 | |
}, | |
{ | |
Symbol: "INTC", | |
Company: "Intel Corporation", | |
Price: 33.45 | |
}, | |
{ | |
Symbol: "GOOG", | |
Company: "Google Inc", | |
Price: 554.52 | |
}, | |
]; | |
function convertArrayOfObjectsToCSV(args) { | |
var result, ctr, keys, columnDelimiter, lineDelimiter, data; | |
data = args.data || null; | |
if (data == null || !data.length) { | |
return null; | |
} | |
columnDelimiter = args.columnDelimiter || ','; | |
lineDelimiter = args.lineDelimiter || '\n'; | |
keys = Object.keys(data[0]); | |
result = ''; | |
result += keys.join(columnDelimiter); | |
result += lineDelimiter; | |
data.forEach(function(item) { | |
ctr = 0; | |
keys.forEach(function(key) { | |
if (ctr > 0) result += columnDelimiter; | |
result += item[key]; | |
ctr++; | |
}); | |
result += lineDelimiter; | |
}); | |
return result; | |
} | |
function downloadCSV(args) { | |
var data, filename, link; | |
var csv = convertArrayOfObjectsToCSV({ | |
data: stockData | |
}); | |
if (csv == null) return; | |
filename = args.filename || 'export.csv'; | |
if (!csv.match(/^data:text\/csv/i)) { | |
csv = 'data:text/csv;charset=utf-8,' + csv; | |
} | |
data = encodeURI(csv); | |
link = document.createElement('a'); | |
link.setAttribute('href', data); | |
link.setAttribute('download', filename); | |
link.click(); | |
} | |
</script> | |
</head> | |
<body> | |
<a href='#' onclick='downloadCSV({ filename: "stock-data.csv" });'>Download CSV</a> | |
</body> | |
</html> |
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