Benchmark: anonmyous vs named

Tests:

named
function a (){}
anonymous
var a = function(){}

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
named
anonymous

Fastest: N/A

Slowest: N/A

Autogenerated LLM Sumamry (model llama3.2:3b, generated 19 days ago):

LLMs can make mistakes. Check important info.

I'd be happy to explain what's being tested in the provided benchmark.

**Overview**

The benchmark is testing two approaches to defining functions in JavaScript: named function expressions and anonymous function expressions.

**Options Compared**

There are two options being compared:

1. **Named Function Expressions**: This approach defines a function using the `function` keyword followed by the function name. For example:
```javascript
function foo() {}
```
2. **Anonymous Function Expressions**: This approach defines a function without a name, typically using an arrow function or the `var`, `let`, or `const` keywords with no explicit function declaration. For example:
```javascript
var foo = function() {};
```

**Pros and Cons**

1. **Named Function Expressions**:
	* Pros: Can be more readable, especially for simple functions.
	* Cons: May lead to naming conflicts if multiple variables have the same name.
2. **Anonymous Function Expressions**:
	* Pros: No naming conflicts, can be concise.
	* Cons: May make code harder to read and understand, especially for complex logic.

**Library Usage**

None of the provided benchmark test cases use any external libraries.

**Special JavaScript Features/Syntax**

There are no special JavaScript features or syntax being used in these benchmark test cases. They only use standard JavaScript basics.

**Other Alternatives**

If you wanted to add more complexity to this benchmark, you could consider adding additional options, such as:

* Using arrow functions (e.g., `() => {}`)
* Using the `class` keyword instead of function expressions
* Comparing the performance of different variable declarations (e.g., `var`, `let`, `const`)
* Adding more complex function logic or nesting to the test cases

By exploring these additional options, you could gather more insights into how JavaScript engines optimize and execute functions in different scenarios.

For this specific benchmark, it's clear that named function expressions are slightly faster than anonymous function expressions on the provided hardware configuration. This might be due to various reasons such as name lookup or caching optimizations applied by the JavaScript engine.

Latest run results:

Run details: (Test run date: 8 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.116 Safari/537.36

Browser/OS: Chrome 53 on Windows

View result in a separate tab

Test name	Executions per second
named	20522972.0 Ops/sec
anonymous	20843400.0 Ops/sec

Related benchmarks:

anonmyous vs named (version: 0)

Comparing performance of: named vs anonymous

Created: 8 years ago by: Guest

Jump to the latest result

named

anonymous

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Sumamry (model llama3.2:3b, generated 19 days ago):