newSelect2 from ACF 5.6.5

acf-input.js

	/**
	*  acf.newSelect2
	*
	*  description
	*
	*  @date	13/1/18
	*  @since	5.6.5
	*
	*  @param	type $var Description. Default.
	*  @return	type Description.
	*/
	
	acf.newSelect2 = function( $select, props ){
		
		// defaults
		props = acf.parseArgs(props, {
			allowNull:   false,
			placeholder: '',
			multiple:    false,
			field:       false,
			ajax:        false,
			ajaxAction:  '',
			ajaxData:    function( data ){ return data; },
			ajaxResults: function( json ){ return json; },
		});
		
		// initialize
		if( getVersion() == 4 ) {
			var select2 = new Select2_4( $select, props );
		} else {
			var select2 = new Select2_3( $select, props );
		}
		
		// actions
		acf.doAction('new_select2', select2);
		
		// return
		return select2;
	};