In this tutorial, we will write a Java program to swap two strings without using the third or temporary variable. Before going to this approach, we will first learn how to swap two strings using the third variable in Java.…
In this tutorial, we will know what is anagram in Java and how to check two strings are an anagram or not. Interviewer frequently asks anagram Java program in Java interview. So, let’s understand. Anagram An anagram is a word…
Similar to C/C++/Java, we can pass the entire array as a parameter to a function in JavaScript. This method of array passing is called call by reference in JavaScript. To pass an array argument to a function, simply pass the…
JavaScript Array sort() method sorts elements of an array in a specific order. This method makes very easy to reorder an array. For example, you can use sort() method to arrange an array of numbers in numerical order, and an…
JavaScript array join() method joins all elements in an array and returns them as a string. It does not change original array. A specified separator will separate the elements of an array. The default separator is comma (,). If you…
JavaScript array concat() method joins (or concatenates) two or more arrays. It is used to merge elements of two or more arrays in JavaScript. It returns a copy of a new array containing the joined (or merged) arrays. The joined…
ES6 introduced a new type of loop statement for of loop in JavaScript. This new loop works with iterable objects. Iterable objects are arrays, strings, sets, and maps that represent a sequence or set of elements. Other iterable objects are…
JavaScript for in loop is another type of for loop for dealing with objects. We use this loop statement for looping or iterating through all properties of an object in JavaScript. In other words, for…in loop statement is used to…
An array in JavaScript is an ordered set of data (or values) represented by a single variable name. In JavaScript, an array is basically a user-defined object that represents a collection of different data type of elements. Array uses a…
