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var listElement = document.querySelector("#app ul"); | |
var inputElement = document.querySelector("#app input"); | |
var btnElement = document.querySelector("#app button"); | |
var toDos = JSON.parse(localStorage.getItem("list_todos")) || []; | |
function renderTodos() { | |
listElement.innerHTML = ""; | |
for (todo of toDos) { | |
var todoElement = document.createElement("li"); //criando a li | |
var todoText = document.createTextNode(todo); // criando o texto que vai em cada li | |
todoElement.appendChild(todoText); // dando append no texto para a li | |
listElement.appendChild(todoElement); // dando append na li para a ul | |
var linkElement = document.createElement("a"); //criando a tag a | |
linkElement.setAttribute("href", "#"); //criando o atributo href | |
var linkText = document.createTextNode("Excluir"); // criando o texto da tag a | |
linkElement.appendChild(linkText); // dando append no texto para a tag a | |
todoElement.appendChild(linkElement); // dando append na tag a para a li | |
linkElement.style.marginLeft = "20px"; | |
var pos = toDos.indexOf(todo); | |
linkElement.setAttribute("onclick", "deleteTodo(" + pos + ")"); | |
} | |
} | |
renderTodos(); | |
// adicionar to do | |
function addTodos() { | |
if (!inputElement.value == "") { | |
var content = inputElement.value; | |
toDos.push(content); | |
inputElement.value = ""; | |
renderTodos(); | |
saveToStorage(); | |
} | |
} | |
btnElement.onclick = addTodos; | |
// deletar to do | |
function deleteTodo(pos) { | |
toDos.splice(pos, 1); | |
renderTodos(); | |
saveToStorage(); | |
} | |
// salvar no storage | |
function saveToStorage() { | |
localStorage.setItem("list_todos", JSON.stringify(toDos)); // JSON = Javascript Object Notification | |
} |
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