### Form Select2

##### Basic

Use select2() function on select element to convert it to Select 2.

##### Nested

Add options inside the optgroups to for group options.

##### Placeholder

Apply Placeholder by setting option placeholder option.

##### Tagging with multi-value select boxes

Set tags: true to convert select 2 in Tag mode.

##### Small Select2

Use data('select2') function to get container of select2.

##### Disabling options

Disable Select using disabled attribute.

##### Limiting the number of Tagging

Set maximumSelectionLength: 2 with tags: true to limit selectin in Tag mode.