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GraphQL. 02 - Servidor en Node con Express - 01
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// Importamos la librería express | |
const express = require('express'); | |
// Creamos una aplicación express | |
const app = express(); | |
/* | |
Indicamos que escuche en el puerto 4000 y ejecute una funcion callback la cual | |
mostrará un mensaje de error si lo hubiera, si sino mostrará el mensaje: | |
Servidor express funcionando en el puerto 4000 | |
*/ | |
app.listen(4000, (err, res) => { | |
if (err) | |
console.log(`Error: ${err}`); | |
else | |
console.log('Servidor express funcionando en el puerto 4000') | |
}); |
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