Benchmark: Ternary or coercion

Tests:

Ternary
const a = '' const b = 'yes' const c = a ? b : false
Coercion
const a = '' const b = 'yes' const c = !!a && b

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Ternary
Coercion

Fastest: N/A

Slowest: N/A

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

LLMs can make mistakes. Check important info.

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

**Benchmark Overview**

The benchmark measures the performance of JavaScript ternary operators (also known as conditional expressions) versus coercion. Coercion is the process of converting a value to a different type, often used in conditional statements.

**Test Cases**

There are two test cases:

1. **Ternary**: This test case uses a simple ternary operator to check if the string `a` is not empty (`''`). If `a` is not empty, it assigns the value of `b` to `c`; otherwise, it assigns `false` to `c`.
2. **Coercion**: This test case uses coercion to check if `a` is not empty. It first converts `a` to a boolean value using the double negation operator (`!!a`), and then checks if the result is truthy (i.e., equals to `true`) along with the string `b`.

**Options Compared**

The two options being compared are:

1. **Ternary Operator**: This option uses a ternary operator to evaluate the condition.
2. **Coercion**: This option uses coercion to convert `a` to a boolean value and then evaluates the result.

**Pros and Cons of Each Approach**

**Ternary Operator:**

Pros:

* More readable and concise code
* Can be more efficient in some cases, as it avoids the overhead of function calls or coercion

Cons:

* May not work correctly if `a` is a complex object that needs to be checked for existence or truthiness
* May have performance implications depending on the JavaScript engine and browser used

**Coercion:**

Pros:

* Can handle more complex cases, such as checking for non-empty strings or objects
* May be more predictable in terms of performance

Cons:

* Less readable and more verbose code
* May involve additional overhead due to function calls or coercion

**Other Considerations**

* The benchmark uses a simple string `a` that is either empty or not empty. In a real-world scenario, this might not always hold true, and the results may vary depending on the specific use case.
* The tests do not consider more complex scenarios, such as nested ternary operators or coercion with multiple conditions.

**Library Used (None)**

There are no libraries used in these test cases.

**Special JS Features or Syntax (None)**

There are no special JavaScript features or syntax mentioned in these test cases. They focus on the basic comparison of two approaches to evaluating conditional statements.

**Alternative Alternatives**

If you wanted to modify this benchmark, here are some alternative approaches:

* Use a different data structure, such as an array or object, instead of a string.
* Add more complex scenarios, such as nested ternary operators or coercion with multiple conditions.
* Compare the performance of other conditional statement types, such as `if-else` statements or regular expressions.

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/107.0.0.0 Safari/537.36

Browser/OS: Chrome 107 on Windows

View result in a separate tab

Test name	Executions per second
Ternary	1204700416.0 Ops/sec
Coercion	1203204352.0 Ops/sec

Related benchmarks:

Ternary or coercion (version: 0)

Comparing performance of: Ternary vs Coercion

Created: 2 years ago by: Guest

Jump to the latest result

Ternary

Coercion

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

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