Browse the latest JavaScript performance benchmarks created by the community.
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Speed test of Array.from against Spread ([...array]) syntax. Not using Set because the test case wanted here is to have 2 arrays with the same elements (in e.g. to avoid mutating the original array).
Object lookup performance
Compare the new ES6 spread operator with the traditional slice() method
Testing the difference between native loops and find()
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I'm just wondering if it is optimized under the hood.
For benchmarking other programs
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Performance of different methods of buffer/array indexing to use characters in joined string.
Performance differences of using inbuilt string and array methods for splitting and joining char array. Or using loops to extract chars and string concatenation for joining.
find the best solution for concatenate strings
switch vs if
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const arrowfn = (a, b) => a + b; const expressionfn = function add(a, b) { return a + b; }; const unnamedexpressionfn = function(a, b) { return a + b; }; function declarationfn(a, b) { return a + b; }
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Compare With to inline array mutation
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