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Title: Object.prototype.hasOwnProperty() - JavaScript | MDN

Open Graph Title: Object.prototype.hasOwnProperty() - JavaScript | MDN

Description: El método hasOwnProperty() devuelve un booleano indicando si el objeto tiene la propiedad especificada.

Open Graph Description: El método hasOwnProperty() devuelve un booleano indicando si el objeto tiene la propiedad especificada.

Opengraph URL: https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty

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Object.prototype.hasOwnProperty()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty
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https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty
Ver la compatibilidad completa https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#compatibilidad_con_navegadores
Más información https://developer.mozilla.org/es/docs/Glossary/Baseline/Compatibility
Resumenhttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#resumen
Resumenhttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#resumen
Sintaxishttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#sintaxis
Descripciónhttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#descripción
Ejemploshttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#ejemplos
Especificacioneshttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#especificaciones
Compatibilidad con navegadoreshttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#compatibilidad_con_navegadores
Véase tambiénhttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#véase_también
Sintaxishttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#sintaxis
Parámetroshttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#parámetros
prophttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#prop
Descripciónhttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#descripción
inhttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Operators/in
Ejemploshttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#ejemplos
Ejemplo: usar hasOwnProperty para comprobar la existencia de una propiedadhttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#ejemplo_usar_hasownproperty_para_comprobar_la_existencia_de_una_propiedad
Ejemplo: Directo versus propiedades heredadashttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#ejemplo_directo_versus_propiedades_heredadas
Ejemplo: Iterando sobre las propiedades de un objetohttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#ejemplo_iterando_sobre_las_propiedades_de_un_objeto
Object.getOwnPropertyNames()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/getOwnPropertyNames
Ejemplo: hasOwnProperty como una propiedadhttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#ejemplo_hasownproperty_como_una_propiedad
Especificacioneshttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#especificaciones
ECMAScript® 2027 Language Specification# sec-object.prototype.hasownpropertyhttps://tc39.es/ecma262/multipage/fundamental-objects.html#sec-object.prototype.hasownproperty
Compatibilidad con navegadoreshttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#compatibilidad_con_navegadores
Véase tambiénhttps://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty#véase_también
Enumerability and ownership of propertieshttps://developer.mozilla.org/es/docs/Web/JavaScript/Guide/Enumerability_and_ownership_of_properties
Object.getOwnPropertyNames()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/getOwnPropertyNames
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Object.getOwnPropertyDescriptor()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/getOwnPropertyDescriptor
Object.getOwnPropertyDescriptors()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/getOwnPropertyDescriptors
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Object.prototype.hasOwnProperty()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty
Object.prototype.isPrototypeOf()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/isPrototypeOf
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__defineSetter__()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/__defineSetter__
__lookupGetter__()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/__lookupGetter__
__lookupSetter__()https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Object/__lookupSetter__
Object.prototype.hasOwnProperty()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/hasOwnProperty
Object.prototype.isPrototypeOf()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/isPrototypeOf
Object.prototype.propertyIsEnumerable()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/propertyIsEnumerable
Object.prototype.toLocaleString()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/toLocaleString
Object.prototype.toString()https://developer.mozilla.org/es/docs/Web/JavaScript/Reference/Global_Objects/Object/toString
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