JavaScript String substring () Method - W3Schools
The substring() method extracts characters, between two indices (positions), from a string, and returns the substring. The substring() method extracts characters from start to end (exclusive).
String.prototype.substring () - JavaScript | MDN
Jul 10, 2025 · The substring() method of String values returns the part of this string from the start index up to and excluding the end index, or to the end of the string if no end index is supplied.
JavaScript Substring (): Extract a Substring from a String
In this tutorial, you'll learn how to use the JavaScript substring () method to extract a substring from a string.
JavaScript String substring () Method - GeeksforGeeks
Jul 11, 2025 · The substring () method in JavaScript is used to extract characters between two indices from a string, without modifying the original string. This method returns a new string …
JavaScript substring (): How to Extract Substrings Easily in JS
Oct 14, 2025 · Master JavaScript substring () method to extract string parts efficiently. Learn syntax, parameters, differences from slice (), with code examples and best practices for …
JavaScript String substring () Method: Extracting Substrings
Feb 6, 2025 · A comprehensive guide to the JavaScript String substring () method, covering syntax, usage, and practical examples for extracting substrings.
JavaScript String substring () Method - Online Tutorials Library
The JavaScript String substring () method is used to retrieve a part of a string from the original string starting from the specified startIndex up to indexEnd (excluding this), and if the …
JavaScript String Methods - W3Schools
substring() is similar to slice(). The difference is that start and end values less than 0 are treated as 0 in substring(). If you omit the second parameter, substring() will slice out the rest of the …
String - JavaScript | MDN
Jul 10, 2025 · Some of the most-used operations on strings are to check their length, to build and concatenate them using the + and += string operators, checking for the existence or location …
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x <!DOCTYPE html> <html> <body> <h1>JavaScript Strings</h1> <h2>The substring() Method</h2> <p>substring() extracts a part of a string: </p> <p id="demo"></p> <script> let …