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Javascript parseFloat thousand comma | Example code

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If you want parse a number (float number) string with commas thousand separators into a number by removing the commas, and then use the + operator to do the conversion.

const num = +'123,456,789'.replace(/,/g, '');

You can do it with parseFloat method and replace method.

let output = parseFloat("2,299.00".replace(/,/g, ''));

Javascript parseFloat thousand comma

Simple example code. Where replace with /,/g to match all commas and replace them all with empty strings.

And then we use the unary + operator to convert the string without the commas to a number.

 <!DOCTYPE html>

    var str = '123,456,789';
    const num = +str.replace(/,/g, '');




Javascript parseFloat thousand comma

Make a float to have comma-separated Javascript

var n = 34523453.345
 // "34,523,453.345"

Do comment if you have any doubts or suggestions on this JS parseFlaot method code.

Note: The All JS Examples codes are tested on the Firefox browser and the Chrome browser.

OS: Windows 10

Code: HTML 5 Version

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