JavaScript .shift()

Removes and returns the first element of the array. All subsequent elements will shift down one place.

Syntax

array.shift();

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Example

The following example shows how to shift the daysOfWeeks array and remove the first element:

const daysOfWeek = [
  'Monday',
  'Tuesday',
  'Wednesday',
  'Thursday',
  'Friday',
  'Saturday',
  'Sunday',
];

const removed = daysOfWeek.shift();

console.log('Removed day:', removed);

console.log('Rest of week:', daysOfWeek);

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This will produce the following output:

Removed day: Monday
Rest of week: [ 'Tuesday', 'Wednesday', 'Thursday', 'Friday', 'Saturday', 'Sunday' ]

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Codebyte Example

The instructions of the alfredoRecipe array are followed by a while loop that prints each step of the recipe to the console:

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