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javascript-string

255+ posts

Last Updated: 23 July 2025

These are the followings ways to compare two strings: 1. Using strict equality (===) operatorWe have defined a function that compare two strings using the strict equality ...read more

JavaScript - Add Characters to a String

Last Updated: 23 July 2025

Here are the various approaches to add characters to a string in JavaScriptUsing the + Operator - Most PopularThe + operator is the simplest way to add characters to a str...read more

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JavaScript-String-Questions

Split a String into an Array of Words in JavaScript

Last Updated: 23 July 2025

JavaScript allows us to split the string into an array of words using string manipulation techniques, such as using regular expressions or the split method. This results i...read more

Perfect Reversible String in JavaScript

Last Updated: 19 July 2024

A string is said to be a perfectly reversible string when the reverse of all the possible substrings of the string is available or present in the string. In this article, ...read more

Add Minimum Characters at Front to Make String Palindrome in JavaScript

Last Updated: 19 July 2024

The minimum characters to add at the front to make the string palindrome means the smallest count of characters required to prepend to the beginning of a given string. It ...read more

JavaScript - Characterrs to Opposite Case in a String

Last Updated: 23 July 2025

Here are the various approaches to convert each character of a string to its opposite case (uppercase to lowercase and vice versa).Using for Loop and if-else Condition - M...read more

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JavaScript Program to Reverse Consonants in a Given String Without Affecting the Other Elements

Last Updated: 23 July 2025

In this article, we have given a string and the task is to write a javascript program to reverse only the consonants of a string without affecting the other elements’ posi...read more

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JavaScript Program to Extract Strings that contain Digit

Last Updated: 23 July 2025

We are given a Strings List, and the task is to extract those strings that contain at least one digit.Example:Input: test_list = [‘gf4g’, ‘is’, ‘best’, ‘gee1ks’] Output: [...read more

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JavaScript Program to Test if Kth Character is Digit in String

Last Updated: 23 July 2025

Testing if the Kth character in a string is a digit in JavaScript involves checking the character at the specified index and determining if it is a numeric digit.Examples:...read more

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JavaScript Program to Check Equal Character Frequencies

Last Updated: 23 July 2025

We have given a String to ensure it has equal character frequencies, if not, equate by adding required characters and printing the final string in the console.Example:Inpu...read more

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Palindrome Substring Queries in JavaScript

Last Updated: 23 July 2025

Here are the various approaches to check if a substring is a palindrome (a string that reads the same forward and backwards).Using for Loop - Basic Approachfor loop iterat...read more

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JavaScript Program for Printing Shortest Common Supersequence

Last Updated: 19 July 2024

A Shortest Common Supersequence (SCS) is the shortest or smallest string that contains two given strings as a subsequence. It is a minimal combination of characters that i...read more

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JavaScript Program to Mirror Characters of a String

Last Updated: 09 July 2024

Our task is to mirror characters from the N-th position up to the end of a given string, where 'a' will be converted into 'z', 'b' into 'y', and so on. This JavaScript pro...read more

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JavaScript Print shortest Path to Print a String on Screen

Last Updated: 08 November 2023

Given a screen with the English alphabet (A-Z) and a remote control with navigation keys (left, right, up, down), we have to determine the most efficient way to write a st...read more

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JavaScript Program to Check if Two Strings are Same or Not

Last Updated: 23 July 2025

In this article, we are going to implement a JavaScript program to check whether two strings are the same or not. If they are the same then we will return true else we wil...read more

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