List of Key Values
This is an example showing how to return a list of keys and values where the keys and values are both strings.
add_action( 'graphql_register_types', function() {register_graphql_object_type( 'keyValue', ['description' => __( 'Keys and their values, both cast as strings', 'your-textdomain' ),'fields' => ['key' => ['type' => 'String',],'value' => ['type' => 'String',],]] );register_graphql_field( 'RootQuery', 'listOfKeyValues', ['type' => [ 'list_of' => 'KeyValue' ],'description' => __( 'Field that resolves as a list of keys and values', 'your-textdomain' ),'resolve' => function() {$mock_array = ['key1' => 'Value1','key2' => 'Value2','key3' => 'Value3'];$list = [];foreach ( $mock_array as $key => $value ) {$list[] = ['key' => $key,'value' => $value,];}return $list;}] );} );