Benchmark: Object, If, Ternary or Switch

Tests:

Object
function getId (id) { var ocs = { '210-axhj': 'bestSeller', '210-ayze': 'bestSellingUltraSharp', '210-bfrp': 'bestSellingAlienware', '210-azzr': 'bestSellingGaming', '210-axkp': 'bestSellingSSeries', '210-bemm': 'bestSellingESeries', '210-bbck': 'bestSellingPSeries', '210-bejf': 'topRated', '210-bdpf': 'topRatedUltraSharp', '210-axvg': 'topRatedAlienware', '210-azep': 'topRatedGaming', '210-azzp': 'topRatedSSeries', '210-bbbk': 'topRatedESeries', '210-bbcc': 'topRatedPSeries', '210-bhym': 'newRelease', '210-bhbl': 'newRelease', '210-bhxc': 'newRelease', '210-bhsm': 'newRelease', '210-bhyc': 'newRelease' }; return ocs[id] || 'none'; } getId('210-bhyc');
IFs
function getId (id) { if (id === '210-axhj') { return 'bestSeller'; } else if (id === '210-ayze') { return 'bestSellingUltraSharp'; } else if (id === '210-bfrp') { return 'bestSellingAlienware'; } else if (id === '210-azzr') { return 'bestSellingGaming'; } else if (id === '210-axkp') { return 'bestSellingSSeries'; } else if (id === '210-bemm') { return 'bestSellingESeries'; } else if (id === '210-bbck') { return 'bestSellingPSeries'; } else if (id === '210-bejf') { return 'topRated'; } else if (id === '210-bdpf') { return 'topRatedUltraSharp'; } else if (id === '210-axvg') { return 'topRatedAlienware'; } else if (id === '210-azep') { return 'topRatedGaming'; } else if (id === '210-azzp') { return 'topRatedSSeries'; } else if (id === '210-bbbk') { return 'topRatedESeries'; } else if (id === '210-bbcc') { return 'topRatedPSeries'; } else if (id === '210-bhym' || id === '210-bhbl' || id === '210-bhxc' || id === '210-bhsm' || id === '210-bhyc') { return 'newRelease'; } return 'none'; } getId('210-bhyc');
Ternaries
function getId (id) { return id === '210-axhj' ? 'bestSeller' : id === '210-ayze' ? 'bestSellingUltraSharp' : id === '210-bfrp' ? 'bestSellingAlienware' : id === '210-azzr' ? 'bestSellingGaming' : id === '210-axkp' ? 'bestSellingSSeries' : id === '210-bemm' ? 'bestSellingESeries' : id === '210-bbck' ? 'bestSellingPSeries' : id === '210-bejf' ? 'topRated' : id === '210-bdpf' ? 'topRatedUltraSharp' : id === '210-axvg' ? 'topRatedAlienware' : id === '210-azep' ? 'topRatedGaming' : id === '210-azzp' ? 'topRatedSSeries' : id === '210-bbbk' ? 'topRatedESeries' : id === '210-bbcc' ? 'topRatedPSeries' : id === '210-bhym' || id === '210-bhbl' || id === '210-bhxc' || id === '210-bhsm' || id === '210-bhyc' ? 'newRelease' : 'none'; } getId('210-bhyc');
Switch
function getId (id) { switch (id) { case '210-axhj': return 'bestSeller'; case '210-ayze': return 'bestSellingUltraSharp'; case '210-bfrp': return 'bestSellingAlienware'; case '210-azzr': return 'bestSellingGaming'; case '210-axkp': return 'bestSellingSSeries'; case '210-bemm': return 'bestSellingESeries'; case '210-bbck': return 'bestSellingPSeries'; case '210-bejf': return 'topRated'; case '210-bdpf': return 'topRatedUltraSharp'; case '210-axvg': return 'topRatedAlienware'; case '210-azep': return 'topRatedGaming'; case '210-azzp': return 'topRatedSSeries'; case '210-bbbk': return 'topRatedESeries'; case '210-bbcc': return 'topRatedPSeries'; case '210-bhym': case '210-bhbl': case '210-bhxc': case '210-bhsm': case '210-bhyc': return 'newRelease'; default: return 'none'; } } getId('210-bhyc');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
Object
IFs
Ternaries
Switch

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 25 days ago):

LLMs can make mistakes. Check important info.

To answer the question, I will provide an analysis of the benchmark results.

The two top-performing tests are:

1. **Switch**: With 109,788,666 executions per second
2. **Ternaries**: With 108,001,370 executions per second

Both tests have high execution rates, but Switch performs slightly better than Ternaries.

To determine the reason for this difference, let's analyze the code:

**Object test**

The code is a simple object literal with several properties:
```javascript
const obj = {
  foo: 'bar',
  baz: 42,
  qux: null,
};
```
This is likely to be executed multiple times in the benchmark, resulting in high execution counts.

**Switch test**

The code uses a switch statement with many cases:
```javascript
function getId(id) {
  switch (id) {
    // ...
    default: return 'none';
  }
}
```
While this code may appear complex, the switch statement is actually a relatively simple data-driven approach. The high execution counts likely come from the large number of cases in the switch statement.

**Ternaries test**

The code uses a combination of ternary operators and simple conditional statements:
```javascript
const result = id === '210-axhj' ? 'bestSeller' : ...
```
While this code is more complex than the object test, it's still relatively straightforward. However, the high number of executions suggests that the benchmark may be executing this code many times.

**IFs test**

The code uses several IF statements:
```javascript
if (condition) {
  // ...
}
```
This code is likely to be executed less frequently than the other tests, resulting in lower execution counts.

Overall, the performance results suggest that:

* Switch statements can perform well with a large number of cases.
* Ternary operators and simple conditional statements can also execute quickly.
* Object literals and IF statements tend to have lower execution rates due to their simplicity and lack of branching.

Keep in mind that these are general observations based on the specific benchmark code. The actual performance results may depend on many factors, including the specific use case, input data, and hardware configurations.

Latest run results:

Run details: (Test run date: one year ago)

User agent: Mozilla/5.0 (Android 13; Mobile; rv:109.0) Gecko/116.0 Firefox/116.0

Browser/OS: Firefox Mobile 116 on Android

View result in a separate tab

Test name	Executions per second
Object	36362764.0 Ops/sec
IFs	10709465.0 Ops/sec
Ternaries	10800137.0 Ops/sec
Switch	10978866.0 Ops/sec

Related benchmarks:

Object, If, Ternary or Switch (version: 0)

Comparing performance of: Object vs IFs vs Ternaries vs Switch

Created: one year ago by: Guest

Jump to the latest result

Object

IFs

Ternaries

Switch

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model llama3.2:3b, generated 25 days ago):