Display select2 input fields.
Code Sample:
array(
'id' => 'select2_field5',
'title' => __('Select2 Single Field','text-domain'),
'details' => __('Description of select2 single field','text-domain'),
'type' => 'select2',
'default' => 'option_3',
'multiple' => false,
'args' => array(
'option_1' => __('Option 1','text-domain'),
'option_2' => __('Option 2','text-domain'),
'option_3' => __('Option 3','text-domain'),
'option_4' => __('Option 4','text-domain'),
),
),
Preview:

For Multiple Option
array(
'id' => 'select2_multi_field',
'title' => __('Select2 multi Field','text-domain'),
'details' => __('Description of select2 field','text-domain'),
'type' => 'select2',
'default' => array('option_3','option_2'),
'multiple' => true,
'args' => array(
'option_1' => __('Option 1','text-domain'),
'option_2' => __('Option 2','text-domain'),
'option_3' => __('Option 3','text-domain'),
'option_4' => __('Option 4','text-domain'),
),
),
Preview:

