In JavaScript, there's just one type of number – a 64-bit floating-point value. This aligns with Java's . Unlike some other programming languages, JavaScript doesn't have a separate integer type. So, both 1 and 1.0 represent the same value.
Creating a number is straightforward, similar to any other variable type. Just use the , or keyword.
You can define numbers using constant values:
Alternatively, you can derive a number from the value of another variable:
In JavaScript, integers maintain precision up to 15 digits, with the maximum number being 17.
Numeric constants are recognized as hexadecimal if they are preceded by 0x.