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Comparison Check (number VS string)
(version: 0)
Check if its faster to compare numbers or strings for comparison
Comparing performance of:
Comparison Check - number vs Comparison Check - string
Created:
4 years ago
by:
Guest
Jump to the latest result
Tests:
Comparison Check - number
const a = 37; const b = 38; const c = 39; const d = 40; const resultA = (a === a); const resultB = (a === b); const resultC = (a === c); const resultD = (a === d); const resultE = (b === b); const resultF = (b === c); const resultG = (b === d); const resultH = (c === c); const resultI = (c === d); const resultJ = (d === d);
Comparison Check - string
const a = "ArrowLeft"; const b = "ArrowUp"; const c = "ArrowRight"; const d = "ArrowDown"; const resultA = (a === a); const resultB = (a === b); const resultC = (a === c); const resultD = (a === d); const resultE = (b === b); const resultF = (b === c); const resultG = (b === d); const resultH = (c === c); const resultI = (c === d); const resultJ = (d === d);
Rendered benchmark preparation results:
Suite status:
<idle, ready to run>
Run tests (2)
Previous results
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Test case name
Result
Comparison Check - number
Comparison Check - string
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
**Benchmark Overview** The provided benchmark is designed to compare the performance of two approaches: comparing numbers versus strings for equality checks. **Test Case Analysis** There are two test cases: 1. **Comparison Check - number**: This test case creates five variables `a`, `b`, `c`, `d`, and `e` with values 37, 38, 39, 40, and 40 respectively. It then calculates the equality checks for each pair of variables using the single equals operator (`===`). The purpose is to determine which approach (number comparison or string comparison) is faster. 2. **Comparison Check - string**: Similar to the previous test case, but with string values "ArrowLeft", "ArrowUp", "ArrowRight", and "ArrowDown". Again, the equality checks are performed using the single equals operator. **Library Usage** None of the benchmark definitions use any external libraries. **Special JavaScript Features or Syntax** The only special feature used is the `===` operator for comparison, which is a standard operator in JavaScript. There's no mention of advanced features like async/await, Promises, or modern syntax (e.g., arrow functions). **Approach Comparison** There are two main approaches being compared: 1. **Number Comparison**: The benchmark compares the performance of using numbers for equality checks. This approach is expected to be faster because numbers can be directly compared without any additional processing. 2. **String Comparison**: The other approach compares the performance of using strings for equality checks. Strings, on the other hand, require more processing because JavaScript needs to check each character individually. **Pros and Cons** * **Number Comparison Pros:** + Faster execution times due to direct comparison + Less processing required for equality checks * **Number Comparison Cons:** + May not work as expected if numbers are non-numeric (e.g., NaN, Infinity) * **String Comparison Pros:** + Works with any type of string value + Can be useful in certain scenarios where string comparison is necessary * **String Comparison Cons:** + Slower execution times due to additional processing required for character-by-character comparisons **Other Alternatives** If the `===` operator is not suitable, other comparison operators like `==`, `!==`, `<`, `>`, etc. can be used. For string comparison specifically, JavaScript provides built-in methods like `localeCompare()` or using regular expressions to compare strings. Keep in mind that the choice of comparison approach depends on the specific use case and requirements. **Benchmark Results** The latest benchmark results show: * For the "Comparison Check - string" test case: + Chrome 99 on Desktop, Windows: 710040448 executions per second * For the "Comparison Check - number" test case: + Chrome 99 on Desktop, Windows: 711751296 executions per second The results suggest that comparing numbers is indeed faster than comparing strings.
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