Benchmark: Math.max/min vs Ternary vs if

Script Preparation code:

var values = new Array(5000);
var min = Infinity;
var max = -Infinity;

Tests:

Math.min/max
for (var i = 0, l = values.length; i < l; i++) { var val = values[i]; max = Math.max(max, val); } for (var i = values.length - 1; i > -1; i--) { var val = values[i]; min = Math.max(min, val); }
Ternary
for (var i = 0, l = values.length; i < l; i++) { var val = values[i]; max = val > max ? val : max; } for (var i = values.length - 1; i > -1; i--) { var val = values[i]; min = val < min ? val : min; }
if
for (var i = 0, l = values.length; i < l; i++) { var val = values[i]; if (val > max) max = val; } for (var i = values.length - 1; i > -1; i--) { var val = values[i]; if (val < min) min = val; }

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Math.min/max
Ternary
if

Fastest: N/A

Slowest: N/A

Latest 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 and explain what's being tested.

The benchmark is comparing three approaches to find the maximum or minimum value in an array of 5,000 random numbers:

1. **Math.min/max**: Using the built-in `Math.min` and `Math.max` functions.
2. **Ternary**: Using a ternary operator (`val > max ? val : max`) to update the `max` variable.
3. **if**: Using an if statement (`if (val > max) max = val;`) to update the `max` variable.

**Options Compared:**

* The three approaches being compared are the most efficient ways to find the maximum or minimum value in a large array.
* The options are:
	+ Built-in functions (`Math.min` and `Math.max`)
	+ Ternary operator for conditional updates
	+ If statement for conditional updates

**Pros and Cons:**

* **Built-in functions (`Math.min` and `Math.max)`**: Pros:
	+ Highly optimized by the JavaScript engine.
	+ Likely to be fast, as they are implemented in native code.
* Cons:
	+ May incur a small overhead due to function calls.
* **Ternary operator**: Pros:
	+ Compact and concise syntax.
	+ Can be faster than if statements for simple conditional updates.
* Cons:
	+ May have performance issues if the condition is not optimized or if the variable being updated is large.
* **If statement**: Pros:
	+ Easy to understand and maintain, especially for complex conditions.
	+ Can be used in any JavaScript context.
* Cons:
	+ May have slower performance compared to ternary operator or built-in functions.

**Library Usage:**

None of the options require a specific library. The benchmark is focused on comparing the efficiency of basic syntax elements within JavaScript.

**Special JS Features/Syntax:**

The benchmark uses:

* **Ternary operator**: A concise way to evaluate conditional expressions and update variables.
* **If statement**: A fundamental control structure in JavaScript for making decisions based on conditions.

The if statements use a simple assignment pattern (`max = val`) which is a common usage of the `if` keyword.

**Alternatives:**

Other alternatives to find the maximum or minimum value in an array include:

* Using a library like Lodash, which provides optimized functions for common operations.
* Implementing a custom algorithm using loops and bitwise operations (e.g., finding the maximum by comparing values and using bitwise OR).
* Utilizing parallel processing or multi-threading to take advantage of multiple CPU cores.

Keep in mind that these alternatives might not be relevant to this specific benchmark, as it's focused on comparing the efficiency of basic syntax elements.

Related benchmarks:

Math.max/min vs Ternary vs if (version: 0)

Comparing performance of: Math.min/max vs Ternary vs if

Created: 3 years ago by: Guest

Jump to the latest result

Math.min/max

Ternary

if

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):