Javascript to convert string to number? [duplicate]

by

There are several ways to achieve it:

Using the unary plus operator:

var n = +str;

The Number constructor:

var n = Number(str);

The parseFloat function:

var n = parseFloat(str);

More Related Contents:

  1. Does JavaScript have double floating point number precision?
  2. When we using alert vs popup div tag? [closed]
  3. Turn if-else-if statement into switch statement in Javascript
  4. What is the purpose of the var keyword and when should I use it (or omit it)?
  5. How to return value from an asynchronous callback function? [duplicate]
  6. How to “properly” create a custom object in JavaScript?
  7. Preloading images with JavaScript
  8. Regex to match all instances not inside quotes
  9. Vanilla JavaScript Event Delegation
  10. JavaScript parser in JavaScript [closed]
  11. Jquery/Ajax call with timer
  12. How to convert JSON to CSV format and store in a variable
  13. Most efficient method of detecting/monitoring DOM changes?
  14. How to access accelerometer/gyroscope data from Javascript?
  15. Sort two arrays the same way
  16. toRad() Javascript function throwing error
  17. Passing variables through handlebars partial
  18. What does “return false;” do?
  19. How to subscribe to an event on a service in Angular2?
  20. How to swipe top down JQuery mobile
  21. javascript location.hash refreshing in IE
  22. How do I set default value of select box in angularjs
  23. d3 js – loading json without a http get
  24. Using javascript to download file as a.csv file
  25. How to send multipart/form-data form content by ajax (no jquery)?
  26. Using node.js’s File System functions from a browser
  27. jQuery: How to traverse / Iterate over a list of object
  28. React Router BrowserRouter leads to “404 Not Found – nginx ” error when going to subpage directly without through a home-page click
  29. Javascript – key / certificate from USB Token
  30. JQuery Modal Boxes and Iframe

Leave a Comment