Array.prototype.unshift

Inserts new elements at the start of an array, and returns the new length of the array.

Syntax

unshift(...items)

Parameters

• items variadic

  Element(s) to insert at the start of the array.

Return value

The new length of the array.

Example

var drinks = ["coffee", "tea"]
drinks.unshift("water")
drinks

["water", "coffee", "tea"]

See also

• push