Benchmark: Math.max/min vs if vs ternary operator vs boolean

Script Preparation code:

this.number = Math.random() * 1000;

Tests:

Math.max/min
return Math.max(250, Math.min(750, this.number));
if
var number = this.number; if(number < 250) return 250; if(number > 750) return 750; return number;
ternary
var number = this.number; return number < 250 ? 250 : (number > 750 ? 750 : number);
boolean
var number = this.number; return ((number < 250) * 250) || ((number > 750) * 750) || number;

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Math.max/min
if
ternary
boolean

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 4 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.130 Safari/537.36

Browser/OS: Chrome 79 on Windows

View result in a separate tab

Test name	Executions per second
Math.max/min	3616299.5 Ops/sec
if	931513792.0 Ops/sec
ternary	929376192.0 Ops/sec
boolean	931483072.0 Ops/sec

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

LLMs can make mistakes. Check important info.

Let's break down the provided JSON and explain what's being tested, compared, and considered in each test case.

**Benchmark Definition**

The benchmark is defined by the `Script Preparation Code` and `Html Preparation Code`. The `Script Preparation Code` initializes a variable `this.number` with a random value between 0 and 1000. There's no HTML preparation code provided, which means that the test will run on an empty webpage.

**Test Cases**

There are four individual test cases:

1. **Math.max/min**: This test case uses the built-in `Math.max` and `Math.min` functions to find the maximum or minimum value between 250 and 750 based on the generated random number.
2. **if**: This test case uses a traditional if-else statement to check the condition and return either 250, 750, or the original number.
3. **ternary**: This test case uses a ternary operator to perform the same operation as the `if` statement, but in a more concise way.
4. **boolean**: This test case uses the logical OR operator (`||`) with the boolean values of conditions to achieve the same result.

**Comparison**

The test cases are comparing the performance of different approaches:

*   `Math.max/min`: The built-in functions
*   `if`: Traditional if-else statement
*   `ternary`: Ternary operator
*   `boolean`: Logical OR operator with boolean values

**Pros and Cons**

Here's a brief overview of each approach:

*   **`Math.max/min`**: Built-in functions are usually optimized for performance, making them a good choice. However, they might be less flexible.
*   **`if`**: A traditional if-else statement can be more readable but may incur overhead due to branching and function calls.
*   **`ternary`**: The ternary operator is concise and easy to read but might not be as efficient as the built-in functions or `if` statement.
*   **`boolean`**: Using logical operators with boolean values is an interesting approach, but it may be less readable and harder to understand.

**Libraries and Special JS Features**

There are no libraries mentioned in the provided benchmark. However, it's worth noting that some modern JavaScript features like `let` and `const` (introduced in ECMAScript 2015) have improved the syntax and readability of code.

**Other Alternatives**

If you wanted to test alternative approaches, you could consider:

*   Using a different operator (e.g., `&&`, `||`)
*   Implementing custom functions instead of built-in functions
*   Using loops or recursion for more complex logic
*   Comparing performance with other programming languages

These alternatives would require significant changes to the benchmark definition and test cases.

Related benchmarks:

Math.max/min vs if vs ternary operator vs boolean (version: 0)

Comparing performance of: Math.max/min vs if vs ternary vs boolean

Created: 4 years ago by: Registered User

Jump to the latest result

Math.max/min

if

ternary

boolean

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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