typeofstringPrimitive string In the second example, we usednew String()to create a string object and assign it to a variable. typeofstringObject object Most of the time you will be creating string primitives. JavaScript is able to access and utilize the built-in properties and methods of the...
Consider, we have a string like this: const name = "Bentley"; Getting the last n characters To access the last n characters of a string in JavaScript, we can use the built-in slice() method by passing -n as an argument to it. -n is the number of characters we need to get from...
You can use the slice() method to get the last N characters of a string in JavaScript, passing -n as a negative start index. For example, str.slice(-2) returns a new string containing the last 2 characters of the string. const str = 'JavaScript' const last2 = str.slice(-2) ...
This article will guide you in using built-in JavaScript methods to get the first character of a string.Four methods, slice, charAt, substring, and substr, are available in JavaScript, which will return a new string without mutating the original string....
JavaScript offers many ways to check if a string contains a substring. Learn the canonical way, and also find out all the options you have, using plain JavaScript
Learn how to convert a string to a number using JavaScriptTHE AHA STACK MASTERCLASS Launching May 27th JavaScript provides various ways to convert a string value into a number.Best: use the Number objectThe best one in my opinion is to use the Number object, in a non-constructor context ...
In JavaScript, you can remove trailing slashes from a string in the following ways: Using endsWith(); Using a Regular Expression With replace(); Using Bracket Notation; Using substr(); Using charAt(); Using endsWith() Introduced in ES6, you can use endsWith() to see if the string ...
slice(1)); } capitalizeFirstLetter(string); // Returns "W3docs.com" Run > Reset You may also add that function to the String.prototype to use it directly on a string:Javascript add that function to the String.prototype 1 2 3 4 5 6 7 8 9 var string = "w3docs.com"; Object...
JavaScript indexes are zero-based, so the index of the first character in the string is 0 and the index of the last character is str.length - 1. Using an end index of -1 and an end index of string.length - 1 is the same. We instruct the String.slice() method to go up to, bu...
ThetoUpperCase()method transforms all letters in a string to uppercase; we will use it in combination with other JavaScript functions to reach our desired goal. Theslice(start,end)methodextracts a section of a string and returns it as a new string. ...