Benchmark: IF and OR or OR :)

Script Preparation code:

function conditionIfAndOr() {
  	var data = Math.random();
    if (data > 0.95 || data > 0.8 || data > 0.5) {
        return true;
    }
    return false;
}

function conditionOR() {
  	var data = Math.random();
    return data > 0.95 || data > 0.8 || data > 0.5;
}

Tests:

IF & OR
conditionIfAndOr();
OR
conditionOR();

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
IF & OR
OR

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 26 days ago):

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark and explain what is being tested.

**Benchmark Overview**

The benchmark, hosted on MeasureThat.net, compares the execution performance of two different approaches for evaluating logical conditions in JavaScript:

1. `if` statement with multiple conditions (conditionIfAndOr)
2. Simple OR operation with multiple conditions (conditionOR)

**Options Compared**

Two options are being compared:

* **Conditionals with explicit `if` statements**: In this approach, a separate condition is evaluated using an `if` statement. This allows for individual evaluation of each condition and potential branching.
* **Simple OR operation**: In this approach, multiple conditions are combined using the logical OR operator (`||`). This approach eliminates the need for explicit branching and potentially reduces overhead.

**Pros and Cons**

**Conditionals with Explicit `if` Statements:**

Pros:

* Easier to read and understand
* Can be optimized independently for each condition

Cons:

* May introduce branching, which can lead to slower execution
* Can result in higher overhead due to function calls and potential jumps

**Simple OR Operation:**

Pros:

* Eliminates the need for explicit branching
* Reduces overhead by avoiding function calls and jumps

Cons:

* Can be less intuitive to read and understand
* May not allow for individual optimization of each condition

**Library Used**

The benchmark uses the `Math.random()` function, which generates a random number between 0 (inclusive) and 1 (exclusive). This function is used to simulate variable values that are then compared using logical conditions.

**Special JS Feature/Syntax**

None mentioned.

**Other Considerations**

When evaluating benchmarks like this one, it's essential to consider the following factors:

* **Branch prediction**: Modern CPU architectures use branch prediction to optimize performance. In the case of conditionals with explicit `if` statements, branch prediction can help reduce overhead.
* **Cache locality**: Evaluating multiple conditions using a single function call can improve cache locality, which can lead to better performance.

**Alternatives**

If you're interested in exploring alternative approaches, here are a few options:

1. Use the `&&` operator with multiple conditions: Instead of using the logical OR operator (`||`), try using the logical AND operator (`&&`) with multiple conditions. This approach eliminates the need for explicit branching but may not be as intuitive to read and understand.
2. Use a custom function with multiple condition checks: You can create a custom function that takes multiple arguments and evaluates each condition separately. This approach allows for individual optimization of each condition but may introduce overhead due to function calls and potential branching.

Keep in mind that benchmarking is an iterative process, and you may need to experiment with different approaches to find the optimal solution for your specific use case.

Latest run results:

Run details: (Test run date: 5 years ago)

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/73.0.3683.75 Safari/537.36

Browser/OS: Chrome 73 on Linux

View result in a separate tab

Test name	Executions per second
IF & OR	3882265.0 Ops/sec
OR	4044436.0 Ops/sec

Related benchmarks:

IF and OR or OR :) (version: 2)

Comparing performance of: IF & OR vs OR

Created: 6 years ago by: Registered User

Jump to the latest result

IF & OR

OR

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 26 days ago):