Small CSV benchmark
To run (see scripts in package.json):
npm install
npm run benchmark1
npm run benchmark2
npm run benchmark3
npm run benchmark4
npm run benchmark5
npm run benchmark-nested-objects
Output of benchmark1 (HPI_master.csv):
udsv x 9.42 ops/sec ±3.74% (28 runs sampled)
csv42 x 4.38 ops/sec ±3.70% (16 runs sampled)
papaparse x 2.33 ops/sec ±2.47% (10 runs sampled)
Output of benchmark2 (large-dataset.csv):
udsv x 65.61 ops/sec ±0.79% (69 runs sampled)
csv42 x 44.95 ops/sec ±0.43% (59 runs sampled)
papaparse x 25.84 ops/sec ±2.39% (47 runs sampled)
Output of benchmark3 (litmus_ints.csv):
udsv x 73.26 ops/sec ±0.91% (75 runs sampled)
csv42 x 17.21 ops/sec ±4.07% (47 runs sampled)
papaparse x 13.69 ops/sec ±0.92% (37 runs sampled)
Output of benchmark4 (litmus_quoted.csv):
udsv x 66.30 ops/sec ±3.91% (69 runs sampled)
csv42 x 11.46 ops/sec ±1.97% (33 runs sampled)
papaparse x 8.69 ops/sec ±3.52% (26 runs sampled)
Output of benchmark5 (litmus_strings.csv):
udsv x 107 ops/sec ±2.79% (79 runs sampled)
csv42 x 13.18 ops/sec ±1.91% (37 runs sampled)
papaparse x 12.53 ops/sec ±2.65% (36 runs sampled)
Output of benchmark-nested-objects (10k):
test with benchmark.js
udsv x 69.02 ops/sec ±2.22% (72 runs sampled)
csv42 x 25.13 ops/sec ±0.61% (45 runs sampled)
papaparse+flat x 7.45 ops/sec ±3.86% (23 runs sampled)
Ballpark test with console.time:
udsv: 22.796ms
csv42: 40.789ms
papaparse+flat: 125.207ms
test with tinybench
┌─────────┬──────────────────┬─────────┬────────────────────┬──────────┬─────────┐
│ (index) │ Task Name │ ops/sec │ Average Time (ns) │ Margin │ Samples │
├─────────┼──────────────────┼─────────┼────────────────────┼──────────┼─────────┤
│ 0 │ 'udsv' │ '66' │ 15095203.010659471 │ '±3.81%' │ 133 │
│ 1 │ 'csv42' │ '25' │ 39896554.90950043 │ '±0.90%' │ 51 │
│ 2 │ 'papaparse+flat' │ '7' │ 132883587.47959137 │ '±3.46%' │ 16 │
└─────────┴──────────────────┴─────────┴────────────────────┴──────────┴─────────┘
Output of benchmark-nested-objects (100k):
test with benchmark.js
udsv x 5.56 ops/sec ±4.50% (18 runs sampled)
csv42 x 2.27 ops/sec ±1.80% (10 runs sampled)
papaparse+flat x 0.78 ops/sec ±3.62% (6 runs sampled)
Ballpark test with console.time:
udsv: 171.536ms
csv42: 457.151ms
papaparse+flat: 1.326s
test with tinybench
┌─────────┬──────────────────┬─────────┬────────────────────┬──────────┬─────────┐
│ (index) │ Task Name │ ops/sec │ Average Time (ns) │ Margin │ Samples │
├─────────┼──────────────────┼─────────┼────────────────────┼──────────┼─────────┤
│ 0 │ 'udsv' │ '5' │ 182387227.2751548 │ '±7.31%' │ 11 │
│ 1 │ 'csv42' │ '2' │ 442925740.0274277 │ '±2.98%' │ 10 │
│ 2 │ 'papaparse+flat' │ '0' │ 1268578240.0131226 │ '±1.56%' │ 10 │
└─────────┴──────────────────┴─────────┴────────────────────┴──────────┴─────────┘