Benchmark: if vs ternary - MeasureThat.net

Tests:

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);

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
if
ternary

Fastest: N/A

Slowest: N/A

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

LLMs can make mistakes. Check important info.

I'd be happy to help explain the provided benchmark and its options.

**Benchmark Overview**

The benchmark measures the performance difference between using traditional `if` statements and ternary operators in JavaScript. The test cases are designed to compare the execution speed of these two approaches for different conditions.

**Options Compared**

The two options being compared are:

1. **Traditional `if` statement**: This is the classic way of writing conditional logic in JavaScript, where you have an `if` or `else if` clause followed by a block of code that should only be executed if the condition is true.
2. **Ternary operator**: Also known as the "conditional operator," this is a shorthand way of expressing a simple if-then-else statement using a single expression. It consists of three parts: the condition, the value to return if true, and the value to return if false.

**Pros and Cons**

* **Traditional `if` statement**:
	+ Pros:
		- Easy to read and understand
		- Can be used for more complex logic
	+ Cons:
		- Can lead to slower execution due to the overhead of parsing and evaluating the condition
		- May result in unnecessary branches (e.g., if `x` is false, then `y` will not be executed)
* **Ternary operator**:
	+ Pros:
		- More concise and expressive
		- Can reduce branching and improve performance by avoiding unnecessary computations
	+ Cons:
		- May be less readable for complex logic or those unfamiliar with the syntax
		- Can lead to longer compilation times due to the need to parse and evaluate the expression

**Library and Special Features**

In this benchmark, there is no explicit library used. However, JavaScript's built-in `Number` object and arithmetic operators are being leveraged.

As for special features or syntax, the ternary operator (`?:`) is a standard feature in JavaScript since ECMAScript 2015 (ES6). It allows you to write concise if-then-else statements using a single expression.

**Other Alternatives**

For those interested in exploring alternative approaches, here are a few:

1. **Switch statement**: While not as commonly used as `if` or ternary operators, the switch statement can be more efficient for certain types of conditional logic.
2. **Template literals**: For complex calculations or string manipulation, template literals (introduced in ES6) can provide a more concise and readable way to express logic.
3. **Functions**: If you need to perform multiple operations based on different conditions, consider using functions with parameterized logic.

Keep in mind that the choice of approach ultimately depends on the specific use case, personal preference, and performance requirements.

Latest run results:

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

User agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.42 Safari/537.36

Browser/OS: Chrome 69 on Windows 7

View result in a separate tab

Test name	Executions per second
if	924462016.0 Ops/sec
ternary	932296768.0 Ops/sec

Related benchmarks:

if vs ternary (version: 0)

Comparing performance of: if vs ternary

Created: 6 years ago by: Guest

Jump to the latest result

if

ternary

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):