--- id: 5688e62ea601b2482ff8422b title: Búsqueda de perfiles challengeType: 1 videoUrl: 'https://scrimba.com/c/cDqW2Cg' forumTopicId: 18259 dashedName: profile-lookup --- # --description-- Tenemos un arreglo de objetos que representan a diferentes personas en nuestras listas de contactos. Una función `lookUpProfile` que recibe nombre (`name`) y una propiedad (`prop`) como argumentos preescritos para ti. La función debe verificar si el nombre (`name`) es el nombre de pila del contacto (`firstName`) y la propiedad (`prop`) dada es una propiedad de ese contacto. Si ambos son verdaderos, entonces devolver el "valor" de esa propiedad. Si `name` no corresponde a ningún contacto, entonces devuelve la cadena `No such contact`. Si `prop` no corresponde a ninguna propiedad válida de un contacto encontrado que coincida con `name` entonces devuelve la cadena `No such property`. # --hints-- `lookUpProfile("Kristian", "lastName")` debe devolver la cadena `Vos` ```js assert(lookUpProfile('Kristian', 'lastName') === 'Vos'); ``` `lookUpProfile("Sherlock", "likes")` debe devolver `["Intriguing Cases", "Violin"]` ```js assert.deepEqual(lookUpProfile('Sherlock', 'likes'), [ 'Intriguing Cases', 'Violin' ]); ``` `lookUpProfile("Harry", "likes")` debe devolver un arreglo ```js assert(typeof lookUpProfile('Harry', 'likes') === 'object'); ``` `lookUpProfile("Bob", "number")` debe devolver la cadena `No such contact` ```js assert(lookUpProfile('Bob', 'number') === 'No such contact'); ``` `lookUpProfile("Bob", "potato")` debe devolver la cadena `No such contact` ```js assert(lookUpProfile('Bob', 'potato') === 'No such contact'); ``` `lookUpProfile("Akira", "address")` debe devolver la cadena `No such property` ```js assert(lookUpProfile('Akira', 'address') === 'No such property'); ``` # --seed-- ## --seed-contents-- ```js // Setup const contacts = [ { firstName: "Akira", lastName: "Laine", number: "0543236543", likes: ["Pizza", "Coding", "Brownie Points"], }, { firstName: "Harry", lastName: "Potter", number: "0994372684", likes: ["Hogwarts", "Magic", "Hagrid"], }, { firstName: "Sherlock", lastName: "Holmes", number: "0487345643", likes: ["Intriguing Cases", "Violin"], }, { firstName: "Kristian", lastName: "Vos", number: "unknown", likes: ["JavaScript", "Gaming", "Foxes"], }, ]; function lookUpProfile(name, prop) { // Only change code below this line // Only change code above this line } lookUpProfile("Akira", "likes"); ``` # --solutions-- ```js const contacts = [ { firstName: "Akira", lastName: "Laine", number: "0543236543", likes: ["Pizza", "Coding", "Brownie Points"], }, { firstName: "Harry", lastName: "Potter", number: "0994372684", likes: ["Hogwarts", "Magic", "Hagrid"], }, { firstName: "Sherlock", lastName: "Holmes", number: "0487345643", likes: ["Intriguing Cases", "Violin"], }, { firstName: "Kristian", lastName: "Vos", number: "unknown", likes: ["JavaScript", "Gaming", "Foxes"], }, ]; function lookUpProfile(name, prop) { for (let i in contacts) { if (contacts[i].firstName === name) { return contacts[i][prop] || "No such property"; } } return "No such contact"; } ```