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func,call vs direct call + global
(version: 0)
Comparing performance of:
func.call vs direct call + global
Created:
6 years ago
by:
Guest
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Tests:
func.call
function def() { console.log(this); }; function abc() { console.log(this); def.call(this) }; abc.call("hello");
direct call + global
g = "hello" function def() { console.log(g); }; function abc() { console.log(g); def() }; abc();
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Suite status:
<idle, ready to run>
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Test case name
Result
func.call
direct call + global
Fastest:
N/A
Slowest:
N/A
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Autogenerated LLM Summary
(model
llama3.2:3b
, generated one year ago):
Let's break down the provided benchmark and explain what is being tested. **Benchmark Overview** The benchmark compares two approaches to accessing a variable `g` inside a function: 1. **Direct Call**: The `abc()` function calls another instance of itself directly, passing the global variable `g`. 2. **Function Call with `this` Context**: The `abc()` function calls the `def()` function and passes the current execution context (`this`) to it. **Options Compared** The two options being compared are: 1. Direct call: `abc.call("hello")` * This approach involves calling the `abc()` function directly, passing a string argument. 2. Function call with `this` context: `def.call(this)` * This approach involves calling the `def()` function and passing the current execution context (`this`) as an argument. **Pros and Cons of Each Approach** 1. **Direct Call** * Pros: + Simple to implement * Cons: + Can lead to unexpected behavior if not handled carefully (e.g., scope issues, variable shadowing) 2. **Function Call with `this` Context** * Pros: + More explicit and controlled way of accessing variables in the current context * Cons: + May require additional setup or modifications to work correctly **Library and Special JS Features** There is no specific library mentioned, but the use of `function call()` and `this` context implies that JavaScript's built-in functions are being used. No special JavaScript features are used in this benchmark. It appears to be a straightforward test of two approaches to accessing variables in a functional programming style. **Alternatives** Other alternatives for achieving similar functionality might include: * Using object-oriented programming (OOP) principles, such as encapsulation and inheritance. * Employing higher-order functions or currying to create more flexible function calls. * Utilizing libraries like Lodash or Underscore.js, which provide utility functions for working with variables and context. Overall, this benchmark provides a simple yet informative test of two approaches to accessing variables in JavaScript, highlighting the importance of careful consideration when choosing how to handle variable scoping and context.
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