1. :dir() CSS pseudo-class

    Matches elements based on their directionality. `:dir(ltr)` matches elements which are Left-to-Right. `:dir(rtl)` matches elements which are Right-to-Left.

  2. csspositiontrydescriptors api: left

  3. domrectreadonly api: left

  4. rect api: left

  5. screendetailed api: left

  6. screen api: left

  7. screen api: left: relative to the multi-screen origin

  8. vrfieldofview api: leftdegrees

  9. vrframedata api: leftprojectionmatrix

  10. vrframedata api: leftviewmatrix

  11. css at-rule: `@page`: `@left-bottom` page-margin box

  12. css at-rule: `@page`: `@left-middle` page-margin box

  13. css at-rule: `@page`: `@left-top` page-margin box

  14. css property: background-position: left

  15. css property: background: left

  16. css property: border-left

  17. css property: border-left-color

  18. css property: break-after: left

  19. css property: break-before: left

  20. css property: caption-side: left

  21. css property: clear: left

  22. css property: float: left

  23. css property: justify-content: left

  24. css property: justify-items: left

  25. css property: justify-self: left

  26. css property: left

  27. css property: left: `anchor()`

  28. css property: left: `anchor-size()`

  29. css property: left: auto

  30. css property: margin-left

  31. css property: object-position: left

  32. css property: offset-anchor: left

  33. css property: offset-position: left

  34. css property: offset: left

  35. css property: page-break-after: left

  36. css property: page-break-before: left

  37. css property: perspective-origin: left

  38. css property: position-area: left

  39. css property: position-try-fallbacks: left

  40. css property: position-try: left

  41. css property: text-align-last: left

  42. css property: text-align: left

  43. css property: text-emphasis-position: left

  44. css property: text-underline-position: left

  45. css property: transform-origin: left

  46. css selector: left-hand page pseudo-class (`:left`)

  47. css selector: `::scroll-button()`: left

  48. html element: body: leftmargin

  49. javascript operator: bitwise left shift (`a << b`)

  50. javascript operator: left shift assignment (`x <<= y`)