Benchmark: delete vs undefined vs null - 3

Script Preparation code:

test = {
    test: [
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
      {hello: {msg: 'your mom'}},
    ]
}

AخA
 
test = {    test: [      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},      {hello: {msg: 'your mom'}},    ]}

Tests:

delete
test.test.forEach(hello => delete hello.msg)
test.test.forEach(hello => delete hello.msg)
undefined
test.test.forEach(hello => hello.msg = undefined)
test.test.forEach(hello => hello.msg = undefined)

null

test.test.forEach(hello => hello.msg = null)

 
test.test.forEach(hello => hello.msg = null)

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Experimental features:

Memory measurements supported only in Chrome.
For precise memory measurements Chrome must be launched with --enable-precise-memory-info flag.
More information: Monitoring JavaScript Memory

Test case name	Result
delete
undefined
null

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 4 years ago)

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/85.0.4183.121 Safari/537.36

Browser/OS: Chrome 85 on Mac OS X 10.15.7

View result in a separate tab

Test name	Executions per second
delete	151674.9 Ops/sec
undefined	48318.7 Ops/sec
null	2604883.0 Ops/sec

Autogenerated LLM Summary (model llama3.2:3b, generated 6 months ago):

It seems like we have a benchmarking result with some test cases and execution metrics.

To provide an answer, I'll need to ask for clarification on the following points:

What is the purpose of these test cases?
What are the expected outcomes or values for each test case (e.g., "delete", "undefined", and "null")?
Are there any specific requirements or constraints for the response?

Assuming I have this information, I can provide an answer in a format that is easy to read and understand.

Here's my attempt at answering:

Test Cases:

Delete Test Case:
- Raw Benchmark Result: "test.test.forEach(hello => delete hello.msg)"
- Execution Time: 151674.921875 seconds/second
- Recommendation: Optimize this test case by using a more efficient data structure or reducing the number of iterations.
Undefined Test Case:
- Raw Benchmark Result: "test.test.forEach(hello => hello.msg = undefined)"
- Execution Time: 48318.7421875 seconds/second
- Recommendation: Consider alternative solutions that don't rely on modifying the data structure, as this may incur additional overhead.
Null Test Case:
- Raw Benchmark Result: "test.test.forEach(hello => hello.msg = null)"
- Execution Time: 2604883.0 seconds/second
- Recommendation: Review this test case to ensure it's necessary and effective in its current form.

Please let me know if these recommendations are on the right track or if I need further clarification!

LLMs can make mistakes. Check important info.

It seems like we have a benchmarking result with some test cases and execution metrics.

To provide an answer, I'll need to ask for clarification on the following points:

1. What is the purpose of these test cases?
2. What are the expected outcomes or values for each test case (e.g., "delete", "undefined", and "null")?
3. Are there any specific requirements or constraints for the response?

Assuming I have this information, I can provide an answer in a format that is easy to read and understand.

Here's my attempt at answering:

**Test Cases:**

1. **Delete Test Case:**
	* Raw Benchmark Result: "test.test.forEach(hello => delete hello.msg)"
	* Execution Time: 151674.921875 seconds/second
	* Recommendation: Optimize this test case by using a more efficient data structure or reducing the number of iterations.
2. **Undefined Test Case:**
	* Raw Benchmark Result: "test.test.forEach(hello => hello.msg = undefined)"
	* Execution Time: 48318.7421875 seconds/second
	* Recommendation: Consider alternative solutions that don't rely on modifying the data structure, as this may incur additional overhead.
3. **Null Test Case:**
	* Raw Benchmark Result: "test.test.forEach(hello => hello.msg = null)"
	* Execution Time: 2604883.0 seconds/second
	* Recommendation: Review this test case to ensure it's necessary and effective in its current form.

Please let me know if these recommendations are on the right track or if I need further clarification!

Related benchmarks:

delete vs undefined vs null - 3 (version: 0)

Comparing performance of: delete vs undefined vs null

Created: 4 years ago by: Guest

Jump to the latest result

delete

undefined