firebase js loop

1firebase.database().ref('\interests').child("I would like to dine with").on('value', (snapshot) => {
2  snapshot.forEach((child) => {
3    console.log(child.key, child.val()); 
4    this.intVal.push(child.val());
5    console.log("intVal",this.intVal);
6  });
7  }
8})
9