The parseInt method parses a value as a string and returns the first integer. A radix parameter specifies the number system to use: 2 = binary, 8 = octal, 10 = decimal, 16 = hexadecimal. If radix is omitted, …

Obviously, converting to a Number gives you a value that might be a float rather than an integer, so if you want an integer, you need to modify it. There are a few ways of doing this:

Jul 11, 2025 · The parseInt () method parses a string and returns an integer value of the specified radix (base). If radix is not specified, it takes default value 10 (decimal).

Jul 8, 2025 · The parseInt function converts its first argument to a string, parses that string, then returns an integer or NaN. If not NaN, the return value will be the integer that is the first argument taken as a …

Jun 29, 2022 · This is just one of the many reasons you might want to learn how to convert a string to a number in JavaScript. In this article, we will learn how to convert string to number by going through …

Nov 4, 2025 · This guide will break down the **best methods** for converting strings to integers in JavaScript, explain their inner workings with clear examples, and highlight edge cases and pitfalls to …

JavaScript offers multiple methods to convert a string into an integer or number, each with unique capabilities. Choosing the right method can make the code more efficient and accurate, especially …

Jul 2, 2025 · Learn how to convert JavaScript strings to integers using parseInt, Number, or unary plus for reliable and efficient type conversion.

Sep 6, 2022 · JavaScript provides several methods to convert a string to a number, including the Number () function, parseInt () and parseFloat () functions, and the unary plus (+) operator. Each …

Converting Strings to Numbers The global method Number() converts a variable (or a value) into a number. A numeric string (like "3.14") converts to a number (like 3.14). An empty string (like "") …