Benchmark: if else vs ternary

Script Preparation code:

let i;
i = 1;

Tests:

if else
if (i > 1000){ console.log(">1000"); }else if (i > 100){ console.log(">100"); }else if (i > 10){ console.log(">10"); }else if (i > 1){ console.log(">1"); }else { console.log("foo"); }
ternary
(i > 1000) ? console.log(">1000") : (i > 100) ? console.log(">100") : (i > 10) ? console.log(">10") : (i > 1) ? console.log(">1") : console.log("foo")

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
if else
ternary

Fastest: N/A

Slowest: N/A

Latest run results:

No previous run results

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

LLMs can make mistakes. Check important info.

Let's break down the provided benchmark definition and test cases.

**Benchmark Definition**

The benchmark definition is an object that contains metadata about the benchmark, such as its name, description, script preparation code, and HTML preparation code. However, in this case, both "Description" and "Html Preparation Code" are null, so we can ignore them for now.

The script preparation code defines a variable `i` and initializes it to 1. This suggests that the benchmark is testing different approaches to conditional statements or loops in JavaScript.

**Test Cases**

There are two test cases:

1. **"if else"`**: The benchmark definition contains an if-else statement with multiple conditions:
```javascript
if (i > 1000){ console.log(">1000"); }else if (i > 100){ console.log(">100"); }else if (i > 10){ console.log(">10"); }else if (i > 1){ console.log(">1"); }else { console.log("foo"); }
```
This test case is likely measuring the performance of a traditional if-else statement.

2. **"ternary"`**: The benchmark definition contains a ternary expression:
```javascript
(i > 1000) ? console.log(">1000") : (i > 100) ? console.log(">100") : (i > 10) ? console.log(">10") : (i > 1) ? console.log(">1") : console.log("foo")
```
This test case is likely measuring the performance of a ternary expression.

**Options Compared**

The two test cases compare different approaches to conditional statements or loops in JavaScript:

* Traditional if-else statement
* Ternary expression

**Pros and Cons**

Here are some pros and cons for each approach:

* **Traditional If-Else Statement**
	+ Pros:
		- Easy to read and understand
		- Can be more efficient than ternary expressions in certain cases (e.g., when the conditions are complex)
	+ Cons:
		- Can lead to code bloat if there are many nested conditions
		- May not be as concise or expressive as ternary expressions
* **Ternary Expression**
	+ Pros:
		- Concise and expressive
		- Can reduce code size and improve readability
	+ Cons:
		- May be less readable for complex conditions or those that involve multiple variables
		- Can lead to errors if not used correctly

**Library Used**

There is no explicit library mentioned in the benchmark definition. However, it's likely that a JavaScript engine or interpreter (e.g., V8) is being used under the hood.

**Special JS Features/Syntax**

There are no special JS features or syntax mentioned in this benchmark definition.

**Alternatives**

Some alternatives to these approaches could include:

* **Switch Statement**: A switch statement can be used as an alternative to if-else statements, especially when dealing with multiple conditions.
* **Loops**: Instead of using a traditional if-else statement or ternary expression, loops (e.g., for loops) could be used to iterate over data and perform conditional checks.

It's worth noting that the choice of approach often depends on the specific problem being solved, personal preference, and the trade-offs between code readability, conciseness, and performance.

Related benchmarks:

if else vs ternary (version: 0)

Comparing performance of: if else vs ternary

Created: 4 years ago by: Guest

Jump to the latest result

if else

ternary

Suite status: <idle, ready to run>

Fastest: N/A

Slowest: N/A

No previous run results

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