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PR-URL: https://github.com/nodejs/node/pull/18453 Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: Yang Guo <yangguo@chromium.org> Reviewed-By: Ali Ijaz Sheikh <ofrobots@google.com> Reviewed-By: Michael Dawson <michael_dawson@ca.ibm.com>
37 lines
932 B
JavaScript
37 lines
932 B
JavaScript
// Copyright 2017 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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(() => {
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var array;
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var result;
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var array_size = 1000;
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function make_join() {
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return new Function('result = array.join();');
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}
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benchy('SmiJoin', make_join(), SmiJoinSetup);
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benchy('StringJoin', make_join(), StringJoinSetup);
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benchy('SparseSmiJoin', make_join(), SparseSmiJoinSetup);
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benchy('SparseStringJoin', make_join(), SparseStringJoinSetup);
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function SmiJoinSetup() {
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array = new Array();
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for (var i = 0; i < array_size; ++i) array[i] = i;
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}
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function StringJoinSetup() {
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array = new Array();
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for (var i = 0; i < array_size; ++i) array[i] = `Item no. ${i}`;
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}
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function SparseSmiJoinSetup() {
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SmiJoinSetup();
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array.length = array.length * 2;
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}
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function SparseStringJoinSetup() {
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StringJoinSetup();
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array.length = array.length * 2;
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}
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})();
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