1. Passing $form_state data into \Drupal::entityQuery('user')

  2. Reference a filename in form validation for an image
  3. How to run jquery codes before and after drupal ajax call?

  4. drupal_render radios missing name attribute

  5. From one multistep form URL to another multiform step?
  6. how to use Form Base instead of ConfigFormBase

  7. how to validate minimum age in webform
  8. How to reset form values when Ajax submits?
  9. How I can intercept an image field upload and validate it?

  10. Set default value for Enity Reference using View and Entity Reference View Widget Checkbox

  11. How to collect and publish input from user, using webform and views?

  12. How to show label instead of value in custom autocomplete drupal 8?
  13. dependent dropdowns in a table

  14. Date range2 Field Validator not firing

  15. Submit values and redirect user from to external URL

  16. Creating date field with only month and year

  17. REST User Registration API, How to handle validation

  18. How to set a default value for Simple hierarchical select?

  19. How can I replace an image using a Form API?
  20. How to save custom fields when using hook_form_FORM_ID_alter?

  21. Inline Validation Messages with Webform

  22. Fancy insert stopped working
  23. Change author field's empty behaviour

  24. Firing ajax_callback on textfield after a minimum number of character
  25. Render form in template

  26. How to prevent BlockForm from submitting after adding a button using ajax_call_back
  27. Custom form Edit, populate form field value by ajax (NOT dependent fields)

  28. Why is my form only redirected sometimes?

  29. How to retrieve a select box option and set the field's value to it?
  30. How to hide a form element having a certain class in ajax callback in form?
  31. Passing form value into batch process
  32. How do I use the states API in a hook?
  33. Href getting truncated in form suffix with hook_form_alter

  34. D8 | submitForm | Get the $_POST - vars via $form_state or via \Drupal::request()?
  35. How can I change the default system message shown on form submission

  36. Set form value to empty on validation fail
  37. Programmatically load and submit the user form

  38. Drupal Ajax pager
  39. How to change form language
  40. How To Hook To Commerce Checkout Button?

  41. How to set the size attribute of a select field?

  42. remove email field from registration form

  43. How to add addition settings in node edit page on rightside bar

  44. How do we use dependancy injection for Drupal Plugins/Blocks [\Drupal::formbuilder() and \Drupal::config()]?

  45. Saving values of a multistep form into custom entity fields

  46. Setting field value's according to user input in a custom form?
  47. Add another button for UI field set in admin

  48. How can I display content from tab that was active on save?
  49. How to create user input dependent form elements?

  50. Input field not submitted in form when added through JS

  51. Node add form alter & submit custom field

  52. Saving form fields on custom entity
  53. Multiple fieldsets in Drupal 8 form with AJAX buttons, only 1 AJAX button works

  54. How to display the selected value from the drop-down box?
  55. How to call JS function from form Submit?

  56. How to store data in database with Form API?

  57. Drupal 8 Form Redirect On Failed Validation
  58. Webform Custom-Field Module and validation
  59. Create and pre-populate a mutiple value field in field collection on new node with ajax call

  60. How do I add tabledrag with 'weight' to admin form

  61. How to replace the search submit button with a Font Awesome character?

  62. form built by ajax commands not sending values

  63. vbo: how to set default values for "modify entity values" form

  64. Programmatically update Webform Submission by sid
  65. Entity form presents all taxonomy terms instead of vocabulary

  66. using $_POST values in form alter to add validation
  67. Create any number of paragraph fields in a multiple value field on node create form
  68. How to trigger a form and pass variables to $form_state with jQuery?

  69. CCK checkbox or dropdown widget as a field?
  70. How to add Vue.js validation attributes to Drupal's input elements?

  71. How do I check if the form is an add/edit/delete form?
  72. Create update table of features vs plans
  73. How to programmatically create any number of instances of a field collection
  74. Disable an option for the select form field

  75. How do I disable a single option from select
  76. Form Validation. Ensure Placeholder is not submitted value

  77. FormState getValue on checkbox elements in hierarchical / tabular form structures broken?

  78. Problem adding button to custom content type form

  79. Run JavaScript after Ajax Call

  80. Add fields to form dynamically with ajax and retrieve values

  81. Create duplicate registration form with extra fields

  82. Validate if Date1 > Date2

  83. How to prevent from getting spammed in a contact form

  84. Captcha session reuse attack detected error message in form with anonymous user

  85. Ajax submit for form in modal

  86. Specify default sort header for a sortable table (tablesort) in D8?
  87. Show a ctools modal after form submit

  88. Custom form, input with ajax autocomplete not working
  89. Simple AJAX callback fired on form submission button click

  90. How to insert a form into a custom content type
  91. Add cropping option to an image form

  92. date format validation
  93. how to get the submitted value of tableselect in drupal 7

  94. Render form with ajax submit.
  95. Modal delete confirmation
  96. "Valid date is required for date_1" error while using drupal_form_submit()

  97. form_get_errors() is NULL when calling it in an AJAX form callback

  98. Setting value to checkboxes in a form

  99. Loading a form from a form include file in a module
  100. Dynamic select lists (dependent dropdowns)