Benchmark: collidess - MeasureThat.net

Script Preparation code:

var x = 0;
var y = 0;

Tests:

or
for (i = 0; i < 100000; i++) { x = Math.floor(Math.random() * 600); y = Math.floor(Math.random() * 600); if (x < 0 || x > 500) { console.log("hit") } if (y < 0 || y > 500) { console.log("hit") } }
if
for (i = 0; i < 100000; i++) { x = Math.floor(Math.random() * 600); y = Math.floor(Math.random() * 600); if (y < 0) { console.log("hit") } if (x < 0) { console.log("hit") } if (x > 500) { console.log("hit") } if (y > 500) { console.log("hit") } }
else if
for (i = 0; i < 100000; i++) { x = Math.floor(Math.random() * 600); y = Math.floor(Math.random() * 600); if (x < 0) { console.log("hit") } else if (x > 500) { console.log("hit") } if (y < 0) { console.log("hit") } else if (y > 500) { console.log("hit") } }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
or
if
else if

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):

LLMs can make mistakes. Check important info.

Let's break down what's being tested in the provided JSON benchmark.

**Benchmark Definition**

The `Script Preparation Code` section is used to initialize two variables, `x` and `y`, with default values of 0. This code is executed before each test case to ensure a consistent starting point for the benchmarks.

**Individual Test Cases**

Each test case has a unique "Benchmark Definition" that contains JavaScript code using conditional statements (`if`, `else if`, and `or`). The purpose of these tests appears to be measuring the execution speed of different conditional statement approaches in JavaScript.

Here's a brief explanation of each test case:

1. **"or"`**: This test uses an "or" operator (`||`) instead of a traditional `if` statement with multiple conditions.
2. **"if"`**: This test uses two separate `if` statements with different conditions, checking both positive and negative values for `x` and `y`.
3. **"else if"`**: This test uses an "else if" statement, which is similar to a traditional `if-else` structure but allows for additional conditions.

**Comparison of Options**

The three test cases compare the performance of different approaches when dealing with conditional statements:

*   **Traditional `if` statements**: This approach involves two separate checks: one for each condition.
    *   Pros:
        *   Easy to understand and maintain
        *   Well-supported by most JavaScript engines
    *   Cons:
        *   May result in more function calls and overhead compared to other approaches
*   **"or" operator**: This approach uses a single, combined check that evaluates both conditions simultaneously.
    *   Pros:
        *   Potential for better performance due to reduced function call overhead
        *   Can be easier to optimize (e.g., by combining multiple checks into one)
    *   Cons:
        *   May require additional logic to handle cases where only one condition is true
        *   Might be less readable and maintainable than traditional `if` statements
*   **"else if"`**: This approach combines the benefits of both traditional `if` statements and the "or" operator.
    *   Pros:
        *   Balances readability with potential performance gains
        *   Can handle multiple conditions more efficiently than traditional `if` statements
    *   Cons:
        *   May require additional logic to ensure proper handling of cases where multiple conditions are true

**Library Usage**

In this benchmark, the only library used is the built-in `Math` library, which provides mathematical functions such as `floor()`. This suggests that the focus is on measuring JavaScript engine performance under standard conditions.

**Special JS Features or Syntax**

This benchmark does not seem to utilize any special JavaScript features or syntax beyond what's commonly used in web development. The test cases are straightforward and don't require advanced JavaScript concepts.

**Alternatives**

For comparing conditional statement performance, other approaches could be explored, such as:

*   **Switch statements**: Instead of using multiple `if` statements or the "or" operator, a switch statement can be used to handle different conditions.
*   **Regular expressions**: In some cases, regular expressions might be more suitable for handling complex conditionals. However, this approach would likely add significant overhead and may not provide performance benefits.
*   **Loop optimizations**: The benchmark could also explore loop optimization techniques, such as loop unrolling or use of SIMD instructions, to see if they have an impact on conditional statement execution speed.

These alternatives might be worth investigating in future benchmarks or micro-optimization exercises.

Latest run results:

Run details: (Test run date: 6 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36

Browser/OS: Chrome 69 on Windows

View result in a separate tab

Test name	Executions per second
or	2.3 Ops/sec
if	2.3 Ops/sec
else if	2.3 Ops/sec

Related benchmarks:

collidess (version: 0)

Comparing performance of: or vs if vs else if

Created: 6 years ago by: Guest

Jump to the latest result

or

if

else if

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 28 days ago):