Benchmark: Immutable vs Seamless vs Native - Array copying

HTML Preparation code:

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/**
 *  Copyright (c) 2014-2015, Facebook, Inc.
 *  All rights reserved.
 *
 *  This source code is licensed under the BSD-style license found in the
 *  LICENSE file in the root directory of this source tree. An additional grant
 *  of patent rights can be found in the PATENTS file in the same directory.
 */
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  </script>

Script Preparation code:

var native = [];
for (var i=0; i < 1000; i++) {
  native.push(i);
}
var immutable = Immutable.List(native);
var seamless = Seamless(native);

Tests:

native copy
var b = native.slice().push('again');
immutable copy
var b = immutable.push('again');
seamless copy
var b = seamless.concat('again');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
native copy
immutable copy
seamless copy

Fastest: N/A

Slowest: N/A

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Latest run results:

Run details: (Test run date: 6 months ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/116.0.0.0 Safari/537.36 OPR/102.0.0.0

Browser/OS: Opera 102 on Windows

View result in a separate tab

Test name	Executions per second
native copy	2114214.0 Ops/sec
immutable copy	12369150.0 Ops/sec
seamless copy	150156.5 Ops/sec

Immutable vs Seamless vs Native - Array copying (version: 0)

Comparing performance of: native copy vs immutable copy vs seamless copy

Created: 7 years ago by: Guest

Jump to the latest result

native copy

immutable copy

seamless copy

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A