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assign vs compareaa
(version: 0)
Comparing performance of:
assign vs compare A vs compare B vs ass
Created:
7 years ago
by:
Guest
Jump to the latest result
Script Preparation code:
var obj = {a: 0, b: 4, c:43};
Tests:
assign
obj.a = 100;
compare A
if (obj.a !== 0) {}
compare B
if (obj.b !== 0) {obj.b = 1}
ass
obj.c = 12
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (4)
Previous results
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Test case name
Result
assign
compare A
compare B
ass
Fastest:
N/A
Slowest:
N/A
Latest run results:
No previous run results
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark JSON and its test cases. **Benchmark Definition JSON** The provided JSON defines a benchmark with the following characteristics: * The benchmark is named "assign vs comparea" (although it seems there's a typo in the description field). * There's no detailed description of what the benchmark measures, but based on the test cases, we can infer that it compares the performance of different operations: assignment (`obj.a = 100;`) and comparison (`if (obj.a !== 0) { ... }`). **Script Preparation Code** The script preparation code is a JavaScript snippet that creates an object `obj` with three properties: `a`, `b`, and `c`, initialized to 0, 4, and 43, respectively. **Html Preparation Code** There's no HTML preparation code provided, which means the benchmark doesn't require any specific HTML structure or content. **Individual Test Cases** The benchmark consists of four test cases: 1. **assign**: This test case measures the performance of a simple assignment operation: `obj.a = 100;`. The test case is executed by assigning a new value to the property `a` on the object `obj`. 2. **compare A**: This test case measures the performance of a comparison operation that checks if `obj.a` is not equal to 0 (`if (obj.a !== 0) { ... }`). The test case is executed by checking the condition without performing any action. 3. **compare B**: Similar to compare A, this test case measures the performance of another comparison operation that checks if `obj.b` is not equal to 0 (`if (obj.b !== 0) { obj.b = 1 }`). However, unlike compare A, it also performs an assignment inside the condition. 4. **ass**: This test case seems to have a typo in its name and should be "assign" instead. **Library Usage** None of the provided test cases use any external libraries. The benchmark relies solely on standard JavaScript functionality. **Special JS Features or Syntax** There are no special JavaScript features or syntax used in the test cases. They only rely on basic operations like assignment, comparison, and execution. **Benchmark Results** The latest benchmark results show the performance of each test case for Chrome 66 on a desktop Windows platform: | Test Name | Executions Per Second | | --- | --- | | assign | 11947606.0 | | compare A | 11782633.0 | | compare B | 6056646.0 | **Other Alternatives** To create similar benchmarks, you could consider using other benchmarking frameworks or tools that support JavaScript, such as: * jsbench * Benchmark.js * Perf These tools provide more features and options for creating complex benchmarks, but the core concept remains the same: measuring performance by executing small code snippets multiple times.
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