Toggle navigation
MeasureThat.net
Create a benchmark
Tools
Feedback
FAQ
Register
Log In
Error stack overhead
(version: 0)
Comparing performance of:
Error with stack vs Error without stack
Created:
3 years ago
by:
Guest
Jump to the latest result
Script Preparation code:
var a;
Tests:
Error with stack
a = new Error().stack;
Error without stack
a = new Error();
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
Fork
Test case name
Result
Error with stack
Error without stack
Fastest:
N/A
Slowest:
N/A
Latest run results:
No previous run results
This benchmark does not have any results yet. Be the first one
to run it!
Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's dive into the explanation of the benchmark and its components. **Benchmark Overview** The provided JSON represents a JavaScript microbenchmark that tests the overhead of creating an error object in JavaScript, specifically looking at two scenarios: one with a stack property (`a = new Error().stack;`) and another without it (`a = new Error();`). **Options Compared** In this benchmark, only two options are being compared: 1. **Error with stack**: This option creates a new `Error` object with the `stack` property set to an empty string (`""`). The intention behind including the `stack` property is likely to test how browsers handle and display error messages. 2. **Error without stack**: This option simply creates a new `Error` object without setting any properties, including the `stack` property. **Pros and Cons of Each Approach** 1. **Error with stack**: * Pros: Tests how browsers handle and display error messages with stack traces. * Cons: May not accurately represent typical error scenarios where errors are thrown without a stack. 2. **Error without stack**: * Pros: Simulates a more realistic error scenario, as most errors do not include stack information. * Cons: May not provide a complete understanding of how browsers handle error messages. **Library Used** The `Error` class is a built-in JavaScript object that represents an error or exception. It has various properties and methods used to manipulate and access its contents. In this benchmark, the `Error` class is used to create two types of errors: one with and one without a stack property. **Special JS Features or Syntax** The only special feature mentioned in the benchmark is the use of the `stack` property on the `Error` object. This property provides access to the error's call stack, which can be useful for debugging purposes. **Other Considerations** When interpreting the results, consider the following: * The number of executions per second (e.g., 263708.75) represents how fast each test case can be executed. * The browser name and version (e.g., Chrome 110) provide context on which browser is being tested and what its version is. **Alternatives** Other alternatives for benchmarking error handling in JavaScript could include: 1. Throwing exceptions without errors (e.g., `throw new Error();`) to test how browsers handle runtime errors. 2. Using try-catch blocks with custom error classes or functions to simulate different types of errors and exceptions. 3. Comparing the execution time of different JavaScript engines (e.g., V8, SpiderMonkey) or runtime environments. These alternative approaches could provide a more comprehensive understanding of how JavaScript engines handle error handling, but they might add complexity to the benchmarking process.
Related benchmarks:
set.has vs. array.includes large
set.has vs. array.includes large 1
set.has vs. array.includes large 2
set.has vs. array.includes large 3
Testing the benchmark for delete
Comments
Confirm delete:
Do you really want to delete benchmark?