Loading core/lib/Drupal/Core/Render/Element/Select.php +5 −1 Original line number Diff line number Diff line Loading @@ -41,7 +41,11 @@ * field and "- None -" for an optional field. * - #empty_value: (optional) The value for the first default option, which is * used to determine whether the user submitted a value or not. * - If #required is TRUE, this defaults to '' (an empty string). * - If #required is TRUE, this defaults to '' (an empty string). Note that * if #empty_value is the same as a key in #options then the value of * #empty_option is used for that key in the #options array. This is * because #empty_value and #empty_option are merged into the #options * array. Hence, make sure #empty_value is not a key in #options array. * - If #required is not TRUE and this value isn't set, then no extra option * is added to the select control, leaving the control in a slightly * illogical state, because there's no way for the user to select nothing, Loading Loading
core/lib/Drupal/Core/Render/Element/Select.php +5 −1 Original line number Diff line number Diff line Loading @@ -41,7 +41,11 @@ * field and "- None -" for an optional field. * - #empty_value: (optional) The value for the first default option, which is * used to determine whether the user submitted a value or not. * - If #required is TRUE, this defaults to '' (an empty string). * - If #required is TRUE, this defaults to '' (an empty string). Note that * if #empty_value is the same as a key in #options then the value of * #empty_option is used for that key in the #options array. This is * because #empty_value and #empty_option are merged into the #options * array. Hence, make sure #empty_value is not a key in #options array. * - If #required is not TRUE and this value isn't set, then no extra option * is added to the select control, leaving the control in a slightly * illogical state, because there's no way for the user to select nothing, Loading
