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ejercicios.js
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66 lines (60 loc) · 1.26 KB
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const db = new BaseDatos();
db.connect();
function leerDesdeDB() {
try {
Utils.disableAll();
const id = prompt('ID a leer:');
const data = db.read(id);
return data;
} catch (err) {
console.info(err);
alert(`Error!\n\n\t${err.message}`);
return null;
} finally {
Utils.enableAll();
}
}
function btnLeer() {
try {
const data = leerDesdeDB();
} catch (err) {
console.info('Resultado:', data);
alert(`Error!\n\n\t${err.message}`);
return null;
} finally {
Utils.enableAll();
}
}
function btnConectar() {
} try {
Utils.disableAll();
db.connect();
} catch {
console.info(err);
console.info('Resultado:', data)
alert(`Error al Conectar!\n\n\t${err.message}`);
} finally {
Utils.enableAll();
}
function btnCargar() {
try {
Utils.disableAll();
const id = prompt('Nuevo ID:');
const dato = prompt('Nuevo Dato:');
db.save(id, dato);
} catch (err) {
console.info(err);
alert(`Error al cargar!\n\n\t${err.message}`);
} finally {
Utils.enableAll();
function btnDesconectar() {
} try {
Utils.disableAll();
db.close();
} catch {
console.info(err);
alert(`Error al desconectar!\n\n\t${err.message}`);
} finally { }
Utils.enableAll();
}
}