["C++", "Java", "Python", "Html", "Javascript", "php", "Ruby", "Kotlin"] 说明: 在上面的代码中,您可以观察到借助于Array.reverse方法,我们正在反转Array类实例的内容。您可以观察到,即使在反转内容之后,第一个元素仍然是“ C ++”,因为此方法是非破坏性的方法,并且不会在Array实例中对内容的实际...
示例1: # Ruby code forreverse() method# declaring arraya = [18,22,33,nil,5,6]# declaring arrayb = [1,4,1,1,88,9]# declaring arrayc = [18,22,50,6]#reversemethod exampleputs"reverse() method form :#{a.reverse()}\n\n"puts"reverse() method form :#{b.reverse()}\n\n"put...
function in Ruby As the name suggests,reverse! functionis used to reverse the elements of an array. Most of the times, we need to reverse an array but if we do it with the help of loops, the program will become quite lengthy and time-consuming. Ruby facilitates you withreverse! function...
This method is a public instance method and defined for the Array class in Ruby's library. This method works in a way that reverses the content or objects present inside the Array instances. It traverses the Array elements in the way that the last element is considered to be first and th...
teach you different ways to reverse an array in C#, including predefined methods. Generally it requires the creation of atempvariable to store the first index value of an arraytemp = arr[0], store the second index value inarr[0]likearr[0] = arr[1], and store thetempvalue inarr[1]....
The article showcase an array to be reversed in descending order using the C++ coding wherein the highest index is swapped to lowest index consequently by traversing the array in the loop. Example Live Demo #include <iostream> #include <algorithm> using namespace std; void reverseArray(int ...
Ruby Array.reverse_each 方法 在上一篇文章中,我們已經完成了 Array.each 方法的使用。您必須記住,Array.each 方法用於從第一個元素到最後一個元素遍曆 Array,並且沒有提供首先處理最後一個元素和最後處理最後一個元素的機製。 為了用合適的解決方案解決這個問題,我們有 Array.reverse_each 方法。顧名思義,這種方...
Reverse an Array Using thereverse()Function in JavaScript If we want to reverse a given array, we can use the predefined functionreverse()in JavaScript. This function reverses the elements of a given array. For example, let’s define an array and reverse it using thereverse()function and sh...
In the previous two methods, we did not modify the existing array and stored the reversed elements in a new array. Now, we shall look at how one can reverse and modify an existing array without using the reverse method.arr = [1, 2, 3, 4]; for (let i = 0; i < Math.floor(arr...
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