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Index

Properties

key

key: string | null

The last part of the Reference's path.

For example, "ada" is the key for https://<DATABASE_NAME>.firebaseio.com/users/ada.

The key of a root Reference is null.

example
// The key of a root reference is null
var rootRef = firebase.database().ref();
var key = rootRef.key;  // key === null
example
// The key of any non-root reference is the last token in the path
var adaRef = firebase.database().ref("users/ada");
var key = adaRef.key;  // key === "ada"
key = adaRef.child("name/last").key;  // key === "last"

parent

parent: Reference | null

The parent location of a Reference.

The parent of a root Reference is null.

example
// The parent of a root reference is null
var rootRef = firebase.database().ref();
parent = rootRef.parent;  // parent === null
example
// The parent of any non-root reference is the parent location
var usersRef = firebase.database().ref("users");
var adaRef = firebase.database().ref("users/ada");
// usersRef and adaRef.parent represent the same location

ref

ref: