Drupal 8 custom form image field

//form build
$form['my_file'] = [
      '#type' => 'managed_file',
      '#title' => 'my file',
      '#name' => 'my_custom_file',
      '#description' => $this->t('my file description'),
      '#default_value' => [$config->get('my_file')],
      '#upload_location' => 'public://'
    ];

//form submit
$form_state->getValue('my_file')[0];

Source: drupal.stackexchange.com

Similar codes

2 votes230 views4 answers
Get acf repeater field
PHP
0 vote211 views1 answer
Laravel get only validated data
PHP
1 vote239 views1 answer
Maximum execution time of 60 seconds exceeded laravel 8
PHP
0 vote238 views1 answer
Multidimensional session-array
PHP
4 votes240 views4 answers
Php escape special characters
PHP
3 votes214 views4 answers
Round() laravel
PHP
22 votes234 views2 answers
Where status is null sql in laravel
PHP
18 votes221 views4 answers
Laravel create model controller and migration on line
PHP
0 vote219 views2 answers
Laravel use global variable in model
PHP
7 votes207 views3 answers
Php info file
PHP