How does JavaScript reverse the array?

This article mainly introduces the relevant knowledge of "how to reverse the array by JavaScript". The editor shows you the operation process through an actual case. The operation method is simple and fast, and it is practical. I hope this article "how to reverse the array by JavaScript" can help you solve the problem.

In JavaScript, you can use the reverse () function to reverse the array, which reverses the order of the elements in the array and returns the current array in reverse order, with the syntax format "array.reverse ()".

The operating environment of this tutorial: windows7 system, javascript1.8.5 version, Dell G3 computer.

The reverse () method is used to reverse the order of the elements in an array and returns the current array in reverse order.

Grammar

Array.reverse ()

Return value: array in reverse order

Example: reverse array

Var arr = [1, 2, 3, 4, 5, 5, 6]; console.log (arr.reverse ()); / / return: 6, 5, 4, 4, 3, 2, 1

Output:

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