Benchmark: test cross_domain

HTML Preparation code:

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Script Preparation code:

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To execute async code during the script preparation, wrap it as function globalMeasureThatScriptPrepareFunction, example:*/
async function globalMeasureThatScriptPrepareFunction() {
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    // await someThing();
}

Tests:

forEach
var domain_list = [ { domain: 'sport.es', fd: true, fdm: true }, { domain: 'elperiodico.com', fd: true, fdm: true }, { domain: 'lne.es', fd: true, fdm: true }, { domain: 'levante-emv.com', fd: true, fdm: true }, { domain: 'farodevigo.es', fd: true }, { domain: 'informacion.es', fd: true, fdm: true }, { domain: 'epe.es', fd: true, fdm: true }, { domain: 'superdeporte.es', fd: true, fdm: true }, { domain: 'diaridegirona.cat', fd: true, fdm: true }, { domain: 'diariocordoba.com', fd: true, fdm: true }, { domain: 'diariodeibiza.com', fd: true, fdm: true }, { domain: 'diariodeibiza.es', fd: true, fdm: true }, { domain: 'diariodemallorca.es', fd: true, fdm: true }, { domain: 'elcorreogallego.es', fd: true, fdm: true }, { domain: 'elcorreoweb.es', fd: true, fdm: true }, { domain: 'eldia.es', fd: true, fdm: true }, { domain: 'elperiodico.cat', fd: true }, { domain: 'elperiodicodearagon.com', fd: true, fdm: true }, { domain: 'elperiodicoextremadura.com', fd: true, fdm: true }, { domain: 'elperiodicomediterraneo.com', fd: true, fdm: true }, { domain: 'emporda.info', fd: true, fdm: true }, { domain: 'lacronicabadajoz.com', fd: true, fdm: true }, { domain: 'laopinioncoruna.es', fd: true, fdm: true }, { domain: 'laopiniondemalaga.es', fd: true, fdm: true }, { domain: 'laopiniondemurcia.es', fd: true, fdm: true }, { domain: 'laopiniondezamora.es', fd: true, fdm: true }, { domain: 'laprovincia.es', fd: true, fdm: true }, { domain: 'mallorcazeitung.es', fd: true, fdm: true }, { domain: 'regio7.cat', fd: true, fdm: true }, { domain: 'stilo.es', fd: true }, { domain: 'codigonuevo.com', fd: true, fdm: true }, { domain: 'adoptaunpelut.cat' }, { domain: 'albaeditorial.es' }, { domain: 'albergaria.es' }, { domain: 'becontent.es' }, { domain: 'blaucopamerica.es' }, { domain: 'businessdemallorca.es' }, { domain: 'campusfcbarcelona.com' }, { domain: 'canwerun.com' }, { domain: 'carreraspopularesasturias.com' }, { domain: 'casagourmet.es' }, { domain: 'cazadoresofertas.com' }, { domain: 'climbingmadrid.es' }, { domain: 'club-viajar.es' }, { domain: 'clubdiariodemallorca.es' }, { domain: 'compramejor.es' }, { domain: 'compramejor.us' }, { domain: 'compramejormx.com' }, { domain: 'correodemallorca.ru' }, { domain: 'costabravagirona.cat' }, { domain: 'diarioinformacion.com' }, { domain: 'elperiodicodelazulejo.es' }, { domain: 'elturismoquequeremos.com' }, { domain: 'esquicatalunya.com' }, { domain: 'eventosprensaiberica.es' }, { domain: 'ewoman.es' }, { domain: 'foromediterraneo.com' }, { domain: 'futuribles.es' }, { domain: 'galiciaenvinos.es' }, { domain: 'granretosolidario.es' }, { domain: 'grupoeldia.com' }, { domain: 'i-talks.com' }, { domain: 'institutomoll.com' }, { domain: 'mallorcaliv.se' }, { domain: 'mejorpueblo.es' }, { domain: 'millorpoble.cat' }, { domain: 'orgulloseescribeconh.com' }, { domain: 'premiosempresaysostenibilidad.com' }, { domain: 'premiosin4.es' }, { domain: 'premiosinnobankia.com' }, { domain: 'premiosprincesa.es' }, { domain: 'prensaiberica.es' }, { domain: 'prensaiberica360.es' }, { domain: 'pressreader.com' }, { domain: 'productosdenuestratierra.com' }, { domain: 'recursosenlared.es' }, { domain: 'restaurantesdemallorca.com' }, { domain: 'revistahistoriayarte.es' }, { domain: 'somesportcv.com' }, { domain: 'sontusderechoscv.com' }, { domain: 'talentojovencv.com' }, { domain: 'terramoll.es' }, { domain: 'tourcityhub.com' }, { domain: 'tourinmoforum.com' }, { domain: 'valencia.esmart.com.es' }, { domain: 'velagalicia.es' }, { domain: 'zetakiosko.com' }, { domain: 'woman.es' }, { domain: 'noticiasdenavarra.com' }, { domain: 'deia.eus' }, { domain: 'noticiasdealava.eus' }, { domain: 'noticiasdegipuzkoa.eus' }, { domain: 'ondavasca.com' } ]; var page_url_domain = 'sport.es' // Variables que se calcularán al recorrer la lista solo una vez var cross_domain = []; var fd = false; var fdm = false; // Recorrer solo una vez la lista de dominios domain_list.forEach(function(e) { // Generamos la lista de cross_domain excluyendo el dominio actual if (page_url_domain !== e.domain) { cross_domain.push(e.domain); } // Verificamos si el dominio actual tiene la propiedad fd if (e.domain === page_url_domain && e.fd === true) { fd = true; } // Verificamos si algún dominio tiene 'www.' en el nombre y la propiedad fdm if (('www.' + e.domain === window.location.hostname) && e.fdm === true) { fdm = true; } }); // Convertir el array a string separado por comas cross_domain = cross_domain.join(',');
some
var domain_list = [ { domain: 'sport.es', fd: true, fdm: true }, { domain: 'elperiodico.com', fd: true, fdm: true }, { domain: 'lne.es', fd: true, fdm: true }, { domain: 'levante-emv.com', fd: true, fdm: true }, { domain: 'farodevigo.es', fd: true }, { domain: 'informacion.es', fd: true, fdm: true }, { domain: 'epe.es', fd: true, fdm: true }, { domain: 'superdeporte.es', fd: true, fdm: true }, { domain: 'diaridegirona.cat', fd: true, fdm: true }, { domain: 'diariocordoba.com', fd: true, fdm: true }, { domain: 'diariodeibiza.com', fd: true, fdm: true }, { domain: 'diariodeibiza.es', fd: true, fdm: true }, { domain: 'diariodemallorca.es', fd: true, fdm: true }, { domain: 'elcorreogallego.es', fd: true, fdm: true }, { domain: 'elcorreoweb.es', fd: true, fdm: true }, { domain: 'eldia.es', fd: true, fdm: true }, { domain: 'elperiodico.cat', fd: true }, { domain: 'elperiodicodearagon.com', fd: true, fdm: true }, { domain: 'elperiodicoextremadura.com', fd: true, fdm: true }, { domain: 'elperiodicomediterraneo.com', fd: true, fdm: true }, { domain: 'emporda.info', fd: true, fdm: true }, { domain: 'lacronicabadajoz.com', fd: true, fdm: true }, { domain: 'laopinioncoruna.es', fd: true, fdm: true }, { domain: 'laopiniondemalaga.es', fd: true, fdm: true }, { domain: 'laopiniondemurcia.es', fd: true, fdm: true }, { domain: 'laopiniondezamora.es', fd: true, fdm: true }, { domain: 'laprovincia.es', fd: true, fdm: true }, { domain: 'mallorcazeitung.es', fd: true, fdm: true }, { domain: 'regio7.cat', fd: true, fdm: true }, { domain: 'stilo.es', fd: true }, { domain: 'codigonuevo.com', fd: true, fdm: true }, { domain: 'adoptaunpelut.cat' }, { domain: 'albaeditorial.es' }, { domain: 'albergaria.es' }, { domain: 'becontent.es' }, { domain: 'blaucopamerica.es' }, { domain: 'businessdemallorca.es' }, { domain: 'campusfcbarcelona.com' }, { domain: 'canwerun.com' }, { domain: 'carreraspopularesasturias.com' }, { domain: 'casagourmet.es' }, { domain: 'cazadoresofertas.com' }, { domain: 'climbingmadrid.es' }, { domain: 'club-viajar.es' }, { domain: 'clubdiariodemallorca.es' }, { domain: 'compramejor.es' }, { domain: 'compramejor.us' }, { domain: 'compramejormx.com' }, { domain: 'correodemallorca.ru' }, { domain: 'costabravagirona.cat' }, { domain: 'diarioinformacion.com' }, { domain: 'elperiodicodelazulejo.es' }, { domain: 'elturismoquequeremos.com' }, { domain: 'esquicatalunya.com' }, { domain: 'eventosprensaiberica.es' }, { domain: 'ewoman.es' }, { domain: 'foromediterraneo.com' }, { domain: 'futuribles.es' }, { domain: 'galiciaenvinos.es' }, { domain: 'granretosolidario.es' }, { domain: 'grupoeldia.com' }, { domain: 'i-talks.com' }, { domain: 'institutomoll.com' }, { domain: 'mallorcaliv.se' }, { domain: 'mejorpueblo.es' }, { domain: 'millorpoble.cat' }, { domain: 'orgulloseescribeconh.com' }, { domain: 'premiosempresaysostenibilidad.com' }, { domain: 'premiosin4.es' }, { domain: 'premiosinnobankia.com' }, { domain: 'premiosprincesa.es' }, { domain: 'prensaiberica.es' }, { domain: 'prensaiberica360.es' }, { domain: 'pressreader.com' }, { domain: 'productosdenuestratierra.com' }, { domain: 'recursosenlared.es' }, { domain: 'restaurantesdemallorca.com' }, { domain: 'revistahistoriayarte.es' }, { domain: 'somesportcv.com' }, { domain: 'sontusderechoscv.com' }, { domain: 'talentojovencv.com' }, { domain: 'terramoll.es' }, { domain: 'tourcityhub.com' }, { domain: 'tourinmoforum.com' }, { domain: 'valencia.esmart.com.es' }, { domain: 'velagalicia.es' }, { domain: 'zetakiosko.com' }, { domain: 'woman.es' }, { domain: 'noticiasdenavarra.com' }, { domain: 'deia.eus' }, { domain: 'noticiasdealava.eus' }, { domain: 'noticiasdegipuzkoa.eus' }, { domain: 'ondavasca.com' } ]; var page_url_domain = 'sport.es' // Generar la lista de cross_domain excluyendo el dominio actual var cross_domain = domain_list .map(function(e) { return e.domain; // Aplanamos solo los dominios }) .filter(function(domain) { return page_url_domain !== domain; // Excluir el dominio actual }) .join(','); // Unimos los dominios restantes con coma // Determinar si el dominio actual está en la lista y tiene fd var fd = domain_list .some(function(e) { return e.domain === page_url_domain && e.fd === true; }); // Determinar si algún dominio en domain_list tiene fdm cuando es "www" var fdm = domain_list .some(function(e) { return ('www.' + e.domain === window.location.hostname) && e.fdm === true; });
for
var domain_list = [ { domain: 'sport.es', fd: true, fdm: true }, { domain: 'elperiodico.com', fd: true, fdm: true }, { domain: 'lne.es', fd: true, fdm: true }, { domain: 'levante-emv.com', fd: true, fdm: true }, { domain: 'farodevigo.es', fd: true }, { domain: 'informacion.es', fd: true, fdm: true }, { domain: 'epe.es', fd: true, fdm: true }, { domain: 'superdeporte.es', fd: true, fdm: true }, { domain: 'diaridegirona.cat', fd: true, fdm: true }, { domain: 'diariocordoba.com', fd: true, fdm: true }, { domain: 'diariodeibiza.com', fd: true, fdm: true }, { domain: 'diariodeibiza.es', fd: true, fdm: true }, { domain: 'diariodemallorca.es', fd: true, fdm: true }, { domain: 'elcorreogallego.es', fd: true, fdm: true }, { domain: 'elcorreoweb.es', fd: true, fdm: true }, { domain: 'eldia.es', fd: true, fdm: true }, { domain: 'elperiodico.cat', fd: true }, { domain: 'elperiodicodearagon.com', fd: true, fdm: true }, { domain: 'elperiodicoextremadura.com', fd: true, fdm: true }, { domain: 'elperiodicomediterraneo.com', fd: true, fdm: true }, { domain: 'emporda.info', fd: true, fdm: true }, { domain: 'lacronicabadajoz.com', fd: true, fdm: true }, { domain: 'laopinioncoruna.es', fd: true, fdm: true }, { domain: 'laopiniondemalaga.es', fd: true, fdm: true }, { domain: 'laopiniondemurcia.es', fd: true, fdm: true }, { domain: 'laopiniondezamora.es', fd: true, fdm: true }, { domain: 'laprovincia.es', fd: true, fdm: true }, { domain: 'mallorcazeitung.es', fd: true, fdm: true }, { domain: 'regio7.cat', fd: true, fdm: true }, { domain: 'stilo.es', fd: true }, { domain: 'codigonuevo.com', fd: true, fdm: true }, { domain: 'adoptaunpelut.cat' }, { domain: 'albaeditorial.es' }, { domain: 'albergaria.es' }, { domain: 'becontent.es' }, { domain: 'blaucopamerica.es' }, { domain: 'businessdemallorca.es' }, { domain: 'campusfcbarcelona.com' }, { domain: 'canwerun.com' }, { domain: 'carreraspopularesasturias.com' }, { domain: 'casagourmet.es' }, { domain: 'cazadoresofertas.com' }, { domain: 'climbingmadrid.es' }, { domain: 'club-viajar.es' }, { domain: 'clubdiariodemallorca.es' }, { domain: 'compramejor.es' }, { domain: 'compramejor.us' }, { domain: 'compramejormx.com' }, { domain: 'correodemallorca.ru' }, { domain: 'costabravagirona.cat' }, { domain: 'diarioinformacion.com' }, { domain: 'elperiodicodelazulejo.es' }, { domain: 'elturismoquequeremos.com' }, { domain: 'esquicatalunya.com' }, { domain: 'eventosprensaiberica.es' }, { domain: 'ewoman.es' }, { domain: 'foromediterraneo.com' }, { domain: 'futuribles.es' }, { domain: 'galiciaenvinos.es' }, { domain: 'granretosolidario.es' }, { domain: 'grupoeldia.com' }, { domain: 'i-talks.com' }, { domain: 'institutomoll.com' }, { domain: 'mallorcaliv.se' }, { domain: 'mejorpueblo.es' }, { domain: 'millorpoble.cat' }, { domain: 'orgulloseescribeconh.com' }, { domain: 'premiosempresaysostenibilidad.com' }, { domain: 'premiosin4.es' }, { domain: 'premiosinnobankia.com' }, { domain: 'premiosprincesa.es' }, { domain: 'prensaiberica.es' }, { domain: 'prensaiberica360.es' }, { domain: 'pressreader.com' }, { domain: 'productosdenuestratierra.com' }, { domain: 'recursosenlared.es' }, { domain: 'restaurantesdemallorca.com' }, { domain: 'revistahistoriayarte.es' }, { domain: 'somesportcv.com' }, { domain: 'sontusderechoscv.com' }, { domain: 'talentojovencv.com' }, { domain: 'terramoll.es' }, { domain: 'tourcityhub.com' }, { domain: 'tourinmoforum.com' }, { domain: 'valencia.esmart.com.es' }, { domain: 'velagalicia.es' }, { domain: 'zetakiosko.com' }, { domain: 'woman.es' }, { domain: 'noticiasdenavarra.com' }, { domain: 'deia.eus' }, { domain: 'noticiasdealava.eus' }, { domain: 'noticiasdegipuzkoa.eus' }, { domain: 'ondavasca.com' } ]; var page_url_domain = 'sport.es' // Variables para almacenar resultados var cross_domain = []; var fd = false; var fdm = false; // Un solo bucle para múltiples propósitos for (var i = 0; i < domain_list.length; i++) { var currentDomain = domain_list[i]; // Construcción de cross_domain if (currentDomain.domain !== page_url_domain) { cross_domain.push(currentDomain.domain); } // Verificación de fd if (!fd && currentDomain.domain === page_url_domain && currentDomain.fd === true) { fd = true; } // Verificación de fdm if (!fdm && ('www.' + currentDomain.domain) === window.location.hostname && currentDomain.fdm === true) { fdm = true; } } // Convertir el array a string separado por comas cross_domain = cross_domain.join(',');
filter
var domain_list = [ 'adoptaunpelut.cat', 'albaeditorial.es', 'albergaria.es', 'becontent.es', 'blaucopamerica.es', 'businessdemallorca.es', 'campusfcbarcelona.com', 'canwerun.com', 'carreraspopularesasturias.com', 'casagourmet.es', 'cazadoresofertas.com', 'climbingmadrid.es', 'club-viajar.es', 'clubdiariodemallorca.es', 'codigonuevo.com', 'compramejor.es', 'compramejor.us', 'compramejormx.com', 'correodemallorca.ru', 'costabravagirona.cat', 'diaridegirona.cat', 'diariocordoba.com', 'diariodeibiza.com', 'diariodeibiza.es', 'diariodemallorca.es', 'diarioinformacion.com', 'elcorreogallego.es', 'elcorreoweb.es', 'eldia.es', 'elperiodico.cat', 'elperiodico.com', 'elperiodicodearagon.com', 'elperiodicodelazulejo.es', 'elperiodicoextremadura.com', 'elperiodicomediterraneo.com', 'elturismoquequeremos.com', 'emporda.info', 'epe.es', 'esquicatalunya.com', 'eventosprensaiberica.es', 'ewoman.es', 'farodevigo.es', 'foromediterraneo.com', 'futuribles.es', 'galiciaenvinos.es', 'granretosolidario.es', 'grupoeldia.com', 'i-talks.com', 'informacion.es', 'institutomoll.com', 'lacronicabadajoz.com', 'laopinioncoruna.es', 'laopiniondemalaga.es', 'laopiniondemurcia.es', 'laopiniondezamora.es', 'laprovincia.es', 'levante-emv.com', 'lne.es', 'mallorcaliv.se', 'mallorcazeitung.es', 'mejorpueblo.es', 'millorpoble.cat', 'orgulloseescribeconh.com', 'premiosempresaysostenibilidad.com', 'premiosin4.es', 'premiosinnobankia.com', 'premiosprincesa.es', 'prensaiberica.es', 'prensaiberica360.es', 'pressreader.com', 'productosdenuestratierra.com', 'recursosenlared.es', 'regio7.cat', 'restaurantesdemallorca.com', 'revistahistoriayarte.es', 'somesportcv.com', 'sontusderechoscv.com', 'sport.es', 'stilo.es', 'superdeporte.es', 'talentojovencv.com', 'terramoll.es', 'tourcityhub.com', 'tourinmoforum.com', 'valencia.esmart.com.es', 'velagalicia.es', 'zetakiosko.com', 'woman.es', 'noticiasdenavarra.com', 'deia.eus', 'noticiasdealava.eus', 'noticiasdegipuzkoa.eus', 'ondavasca.com' ]; var cross_domain = domain_list.filter(function(e){ if(document.location.hostname.indexOf(e)===-1) return e; }).join(',');

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results

Test case name	Result
forEach
some
for
filter

Fastest: N/A

Slowest: N/A

Latest run results:

Run details: (Test run date: 9 days ago)

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser/OS: Chrome 131 on Windows

View result in a separate tab

Test name	Executions per second
forEach	44403.2 Ops/sec
some	45173.4 Ops/sec
for	45398.5 Ops/sec
filter	58441.7 Ops/sec

Autogenerated LLM Summary (model gpt-4o-mini, generated 10 days ago):

LLMs can make mistakes. Check important info.

The benchmark results defined in the provided JSON focus on measuring the performance of two JavaScript constructs—`forEach` and `some`—when processing a list of domains. Each construct serves different purposes in JavaScript array manipulation, and the comparisons are designed to evaluate their efficiency in a specific context.

### Benchmark Cases Description

1. **Benchmark for `forEach`:**
   - **Purpose:** The `forEach` method executes a provided function once for each array element. In this case, it iterates through the `domain_list`, generating a filtered list (`cross_domain`) of unique domains while checking if certain properties (`fd` and `fdm`) are present.
   - **Implementation:** In this approach, the `forEach` method is used to loop through each domain object and perform checks and mutations directly during the iteration.

2. **Benchmark for `some`:**
   - **Purpose:** The `some` method tests whether at least one element in the array passes the test implemented by the provided function. This benchmark uses `some` to check two conditions: if the `page_url_domain` has a specific `fd` status and if any domain in the list uses the `fdm` property when corresponding to a `www` subdomain.
   - **Implementation:** It utilizes the `map` method to initially extract only the domains and then applies `filter` to exclude the current domain before joining them into a string. Additionally, it uses two `some` calls to determine the presence of `fd` and `fdm`.

### Performance Metrics

The benchmark results report the number of executions per second for both implementations. The `forEach` method yielded approximately **47,464 executions per second**, while the `some` method had around **45,418 executions per second**. The difference suggests that, within this specific use case and browser environment (Chrome 131), the `forEach` method performed slightly better.

### Pros and Cons of Each Approach

#### `forEach`:
- **Pros:**
  - Straightforward and simple to understand.
  - Useful when needing to perform operations that change or accumulate values along the iteration.
- **Cons:**
  - Cannot break out of the iteration early (i.e., it will execute for all elements).
  - The context and scope might be harder to manage if nested functions are used.

#### `some`:
- **Pros:**
  - Short-circuits as soon as it finds an element passing the test, potentially saving computational resources.
  - More declarative when determining if certain conditions are met, as it's designed for existence checks.
- **Cons:**
  - Generally involves more memory operations (e.g., mapping and filtering) compared to aggregating in one go, which could affect its performance, especially with large datasets.

### Other Considerations
When evaluating the performance between array methods in JavaScript, the choice between methods isn't solely about speed. The readability of the code or the specific requirements can greatly influence which method to use. In production code, profiling in the context of real data can lead to better choices tailored to specific use cases.

### Alternatives
Other methods that could be applied to similar tasks include:
- **`for` loop:** A traditional approach which allows full control of the iteration process, including skipping items or breaking early.
- **`reduce`:** Useful for aggregation scenarios where a single output is needed from the multiple iterations, albeit with potentially increased complexity.
- **`filter`:** Though primarily for filtering items rather than performing operations based on conditions, it could lead to cleaner code in scenarios where only conditional inclusion in a list is required.

In conclusion, while both `forEach` and `some` have their place in JavaScript and resulted in competitive performance in this benchmark, the optimal choice depends on the specific needs of the application, developer preference for readability, and the particular data set being processed.

Related benchmarks:

test cross_domain (version: 5)

Comparing performance of: forEach vs some vs for vs filter

Created: 10 days ago by: Registered User

Jump to the latest result

forEach

some

for

filter

Suite status: <idle, ready to run>

Experimental features:

Fastest: N/A

Slowest: N/A

Autogenerated LLM Summary (model gpt-4o-mini, generated 10 days ago):