9396522
Description
Flashcards by Paweł Targoński, updated more than 1 year ago
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Created by Paweł Targoński
almost 7 years ago
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| Question | Answer |
| Array.prototype.slice() | The slice() method returns a shallow copy of a portion of an array into a new array object selected from begin to end (end not included). The original array will not be modified. |
| Array.prototype.filter() | The filter() method creates a new array with all elements that pass the test implemented by the provided function. |
| Array.prototype.indexOf() | The indexOf() method returns the first index at which a given element can be found in the array, or -1 if it is not present. |
| Array.prototype.concat() | The concat() method is used to merge two or more arrays. This method does not change the existing arrays, but instead returns a new array. |
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