array[0] array[0] array[0] sum sum sum array[0] array[0] array[0] sum1 sum1 sum1 ** Testing property 'foo' Type: object Is Object: true Is Number: true ** Testing property 42 Type: object Is Object: true Is Number: true ** Testing property 'foo' Type: object Is Object: true Is Number: true ** Testing property 42 Type: object Is Object: true Is Number: true