An empty array can sometimes evaluate falsey. Fix repeat groups getti…

…ng "Array" as their value if empty. Fixes #332, Fixes #390.

CHANGELOG.md

@@ -21,6 +21,7 @@ All notable changes to this project will be documented in this file.
 * Fix long-standing issues with radio and multicheck fields in repeatable groups losing their values when new rows are added. ([#341](https://github.com/WebDevStudios/CMB2/pull/341), [#304](https://github.com/WebDevStudios/CMB2/pull/304), [#263](https://github.com/WebDevStudios/CMB2/pull/263), [#246](https://github.com/WebDevStudios/CMB2/pull/246), [#150](https://github.com/WebDevStudios/CMB2/pull/150))
 * Fixes issue where currently logged-in user's profile data would display in the "Add New User" screen fields. ([#427](https://github.com/WebDevStudios/CMB2/pull/427))
 * Fixes issue where radio values/selections would not always properly transfer when shifting rows (up/down). Props [jamiechong](https://github.com/jamiechong) ([#429](https://github.com/WebDevStudios/CMB2/pull/429), [#152](https://github.com/WebDevStudios/CMB2/pull/152)).
+* Fixes issue where repeatable groups display "Array" as the field values if group is left completely empty. ([#332](https://github.com/WebDevStudios/CMB2/pull/332),[#390](https://github.com/WebDevStudios/CMB2/pull/390)).
 
 ## 2.1.0 - 2015-00-05
 

includes/CMB2_Field.php

@@ -233,8 +233,9 @@ public function get_data( $field_id = '', $args = array() ) {
 				: get_metadata( $a['type'], $a['id'], $a['field_id'], ( $a['single'] || $a['repeat'] ) );
 		}
 
-		if ( $this->group && $data ) {
-			$data = isset( $data[ $this->group->index ][ $this->args( '_id' ) ] )
+		if ( $this->group ) {
+
+			$data = is_array( $data ) && isset( $data[ $this->group->index ][ $this->args( '_id' ) ] )
 				? $data[ $this->group->index ][ $this->args( '_id' ) ]
 				: false;
 		}