Return Values: It returns the length of the given string. In JavaScript, length is a string property that is used to determine the length of a string. HOW TO. PHP Esta propriedade retorna o número de code units na string. If you'd like to contribute to the data, please check out https://github.com/mdn/browser-compat-data and send us a pull request. The length property of a String object contains the length of the string, in UTF-16 code units. In versions prior to Firefox 65, the maximum length was 2**28 - 1 (~256MB). edit close. Bootstrap However, we have included the length property within our JS String Methods section because you will most likely use this property in conjunction with the String methods found in this section. Tutorials, references, and examples are constantly reviewed to avoid errors, but we cannot warrant full correctness of all content. SHOP. Syntax: string.length. JavaScript String length Property Last Updated: 31-08-2020. Previously, no maximum length was specified. UTF-16, the string format used by JavaScript, uses a single 16-bit code unit to represent the most common characters, but needs to use two code units for less commonly-used characters, so it's possible for the value returned by length to not match the actual number of characters in the string. Sign in to enjoy the benefits of an MDN account. SHARE. Below is the example of the string length Property. If you want to report an error, or if you want to make a suggestion, do not hesitate to send us an e-mail: W3Schools is optimized for learning, testing, and training. If the string is an empty string, the length property will return 0. In JavaScript, the syntax for the length property is: There are no parameters or arguments for the length property. This JavaScript tutorial explains how to use the string property called length with syntax and examples. Please re-enable javascript in your browser settings. Home | About Us | Contact Us | Testimonials | Donate. Return the number of characters in a string: The length property returns the length of a string (number of characters). Description. Python The newsletter is offered in English only at the moment. The following will be output to the web browser console log: In this example, the length property returned a value of 12 which is the number of characters in the string 'TechOnTheNet'. link brightness_4 code