:valid

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The pseudo-class CSS :valid representa qualsevol element <input> o altre <form> el contingut del qual es valida correctament. Això permet fer, fàcilment, que els camps vàlids adoptin una aparença que ajudi a l'usuari a confirmar que les seves dades estan formatades correctament.

/* Selecciona qualsevol <input> vàlid */
input:valid {
  background-color: powderblue;
}

Aquesta pseudo-class és útil per ressaltar els camps correctes per a l'usuari.

Sintaxi

:valid

Exemples

Vegeu :invalid com exemple.

Especificacions

Especificació Estat Comentari
HTML Living Standard
The definition of ':valid' in that specification.		 Living Standard Cap canvi.
HTML5
The definition of ':valid' in that specification.		 Recommendation Defineix la semàntica respecte a l'HTML i la validació de restriccions.
Selectors Level 4
The definition of ':valid' in that specification.		 Working Draft Definició inicial.
Update compatibility data on GitHub
DesktopMobile
ChromeEdgeFirefoxInternet ExplorerOperaSafariAndroid webviewChrome for AndroidFirefox for AndroidOpera for AndroidSafari on iOSSamsung Internet
:validChrome Full support 10Edge Full support 12Firefox Full support 4IE Full support 10Opera Full support 10Safari Full support 5WebView Android Full support 37Chrome Android Full support 18Firefox Android Full support 4Opera Android Full support 10.1Safari iOS Full support 5Samsung Internet Android Full support 1.0
Applies to <form> elementsChrome Full support 40Edge No support NoFirefox Full support 13IE No support NoOpera Full support 27Safari Full support 9WebView Android Full support 40Chrome Android Full support 40Firefox Android Full support 14Opera Android Full support 27Safari iOS Full support 9Samsung Internet Android Full support 4.0

Legend

Full support  
Full support
No support  
No support

Vegeu també

Related Topics
  1. CSS
  2. CSS Reference
  3. CSS Selectors
  4. Guides
    1. Ùs de la pseudo-class :target en selectors
  5. Propietats
    1. Selector list [Traduir]
  6. Basic Selectors
    1. Selector Type
    2. Selector Class
    3. Selector ID
    4. Selector Universal
    5. Selector Atribut
  7. Combinators
    1. Combinador de germans adjacents
    2. Combinador general de germans
    3. Combinador de fills
    4. Selectors de descendents
    5. Column combinator [Traduir]
  8. Pseudo-classes
    1. :active
    2. :any-link
    3. :checked
    4. :blank [Traduir]
    5. :default
    6. :defined [Traduir]
    7. :dir()
    8. :disabled
    9. :empty
    10. :enabled
    11. :first
    12. :first-child
    13. :first-of-type
    14. :fullscreen
    15. :focus
    16. :focus-visible [Traduir]
    17. :focus-within
    18. :has() [Traduir]
    19. :host() [Traduir]
    20. :host-context() [Traduir]
    21. :hover
    22. :indeterminate
    23. :in-range
    24. :invalid
    25. :is() (:matches(), :any()) [Traduir]
    26. :lang
    27. :last-child
    28. :last-of-type
    29. :left
    30. :link
    31. :not()
    32. :nth-child
    33. :nth-last-child
    34. :nth-last-of-type
    35. :nth-of-type
    36. :only-child
    37. :only-of-type
    38. :optional
    39. :out-of-range
    40. :placeholder-shown
    41. :read-only
    42. :read-write
    43. :required
    44. :right
    45. :root
    46. :scope
    47. :target
    48. :valid
    49. :visited
    50. :where() [Traduir]
  9. Pseudo-elements
    1. ::-moz-progress-bar
    2. ::-moz-range-progress
    3. ::-moz-range-thumb
    4. ::-moz-range-track
    5. ::-ms-browse [Traduir]
    6. ::-ms-check [Traduir]
    7. ::-ms-clear [Traduir]
    8. ::-ms-expand [Traduir]
    9. ::-ms-fill
    10. ::-ms-fill-lower
    11. ::-ms-fill-upper
    12. ::-ms-reveal [Traduir]
    13. ::-ms-thumb
    14. ::-ms-ticks-after [Traduir]
    15. ::-ms-ticks-before [Traduir]
    16. ::-ms-tooltip [Traduir]
    17. ::-ms-track
    18. ::-ms-value [Traduir]
    19. ::-webkit-progress-bar
    20. ::-webkit-progress-value
    21. ::-webkit-slider-runnable-track
    22. ::-webkit-slider-thumb
    23. ::after (:after)
    24. ::backdrop
    25. ::before (:before)
    26. ::cue (:cue)
    27. ::first-letter (:first-letter)
    28. ::first-line (:first-line)
    29. ::grammar-error [Traduir]
    30. ::marker [Traduir]
    31. ::part() [Traduir]
    32. ::placeholder
    33. ::selection
    34. ::slotted() [Traduir]
    35. ::spelling-error [Traduir]