javascript 11812

  1. How do JavaScript closures work?
  2. How to redirect to another webpage?
  3. How to redirect to another webpage?
  4. How to check whether a string contains a substring in JavaScript?
  5. What does “use strict” do in JavaScript, and what is the reasoning behind it?
  6. How do I check if an element is hidden in jQuery?
  7. var functionName = function() {} vs function functionName() {}
  8. Which equals operator (== vs ===) should be used in JavaScript comparisons?
  9. How do I remove a particular element from an array in JavaScript?
  10. “Thinking in AngularJS” if I have a jQuery background?
  11. How do I remove a property from a JavaScript object?
  12. What is the most efficient way to deep clone an object in JavaScript?
  13. How do I include a JavaScript file in another JavaScript file?
  14. How to check whether a checkbox is checked in jQuery?
  15. How do I return the response from an asynchronous call?
  16. Which “href” value should I use for JavaScript links, “#” or “javascript:void(0)”?
  17. For-each over an array in JavaScript?
  18. Setting “checked” for a checkbox with jQuery?
  19. Why does Google prepend while(1); to their JSON responses?
  20. How do you get a timestamp in JavaScript?
  21. How do I check if an array includes an object in JavaScript?
  22. Create GUID / UUID in JavaScript?
  23. How to validate email address in JavaScript?
  24. How to replace all occurrences of a string in JavaScript?
  25. How to replace all occurrences of a string in JavaScript?
  26. How can I get query string values in JavaScript?
  27. How do I make the first letter of a string uppercase in JavaScript?
  28. How to append something to an array?
  29. What's the difference between using “let” and “var” to declare a variable?
  30. What is the difference between call and apply?
  31. event.preventDefault() vs. return false
  32. How can I upload files asynchronously?
  33. How do I copy to the clipboard in JavaScript?
  34. Get the current URL with JavaScript?
  35. Detecting an undefined object property
  36. Is it possible to apply CSS to half of a character?
  37. How to decide when to use Node.js?
  38. How do I empty an array in JavaScript?
  39. Can (a== 1 && a ==2 && a==3) ever evaluate to true?
  40. Loop through an array in JavaScript
  41. How can I know which radio button is selected via jQuery?
  42. Is there an “exists” function for jQuery?
  43. How do I correctly clone a JavaScript object?
  44. Change an element's class with JavaScript
  45. Validate decimal numbers in JavaScript - IsNumeric()
  46. JavaScript closure inside loops – simple practical example
  47. Encode URL in JavaScript?
  48. Checking if a key exists in a JavaScript object?
  49. What is the !! (not not) operator in JavaScript?
  50. How to get the children of the $(this) selector?