parseFloat
parseFloat – Parses a string as a float
Description
parseFloat(string string)
Parameters
| Name |
Description |
Type |
Default |
Optional |
| string |
|
string |
|
No |
Return values
Returns a float representation of the string.
Examples
Example #1 – parseFloat example
console.log(parseFloat('123 String')); // 123
console.log(parseFloat('String 123')); // NaN
console.log(parseFloat('12')); // 12
console.log(parseFloat(12)); // 12
console.log(parseFloat('12.42')); // 12.42
console.log(parseFloat(Infinity)); // Infinity
console.log(parseFloat('Infinity')); // Infinity
See also
External references