Adding two numbers concatenates them instead of calculating the sum

by

They are actually strings, not numbers. The easiest way to produce a number from a string is to prepend it with +:

var x = +y + +z;

More Related Contents:

  1. Write tags in HTML and print
  2. Any Javascript GURU here to make this Script ? If Anchor is Changed Redirect the Page
  3. Why is using onClick() in HTML a bad practice?
  4. Programmatically change the src of an img tag
  5. Prevent HTML5 video from being downloaded (right-click saved)?
  6. horizontal scrollbar on top and bottom of table
  7. Browser/HTML Force download of image from src=”data:image/jpeg;base64…”
  8. Get page generated with Javascript in Python
  9. Refresh a page using JavaScript or HTML [duplicate]
  10. Difference between Node object and Element object?
  11. Show and hide divs at a specific time interval using jQuery
  12. How to detect a mobile device with JavaScript?
  13. Adding additional data to select options using jQuery
  14. HTML5 dragleave fired when hovering a child element
  15. Use tab to indent in textarea
  16. How to prevent “The play() request was interrupted by a call to pause()” error?
  17. localStorage access from local file
  18. Open link in iframe [closed]
  19. Is it possible to play HTML5 video in reverse?
  20. Load event not fired on Safari when reloading page
  21. Cannot use import statement outside a module
  22. How can I stop an onclick event from firing for parent element when child is clicked?
  23. getting mouse position with javascript within canvas
  24. How can i access javascript variables in JSP?
  25. Maximum item size in IndexedDB
  26. Is there a way to get a element to link to a location without wrapping it in an
  27. How do I detect the inherited background-color of an element using jQuery/JS?
  28. multiple pages in Vue.js CLI
  29. convert HTML ( having Javascript ) to PDF using JavaScript [closed]
  30. How to disable an input type=text?

Leave a Comment