Created
July 1, 2022 21:27
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manipulando o DOM
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//* adicionar novo item | |
function newPhone() { | |
//* 1. seleciona o elemento que irá receber os novos filhos | |
const phoneGroup = document.querySelector("form#phones"); | |
//* 2. cria os filhos | |
const newPhoneField = document.createElement("p"); | |
const newPhoneLabel = document.createElement("label"); | |
const newPhoneInput = document.createElement("input"); | |
newPhoneInput.setAttribute("name", "phone"); | |
newPhoneLabel.innerText = `Telefone ${phoneGroup.length + 1}: `; | |
//* 3. instancia no HTML | |
phoneGroup.appendChild(newPhoneField); | |
newPhoneField.appendChild(newPhoneLabel); | |
newPhoneField.appendChild(newPhoneInput); | |
} | |
//* imprimir os itens | |
function printPhones() { | |
//* 1. seleciona o elemento que irá receber a lista dos elementos | |
const showList = document.getElementById("list"); | |
//* 2. zera a lista para não criar várias listas repetidas | |
showList.innerHTML = ""; | |
//* 3. cria o elemento que encapsula a lista | |
const phoneList = document.createElement("p"); | |
//* 4. cria uma lista com os valores dos inputs | |
const phones = document.querySelectorAll("input[name='phone']"); | |
//* 5. instancia cada item dentro da lista | |
phones.forEach((phone, index) => { | |
phoneList.innerHTML += `Telefone: ${index + 1}: ${phone.value}<br />`; | |
}); | |
//* 6. instancia a lista no HTML | |
showList.appendChild(phoneList); | |
} |
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