| 0,1,2,3,4,5,6 | |
| 0,1,2,3,4,5,6 | |
| 0,1,2,3,4,5,6 | |
| 8,9,10 | |
| 8,9,10 | |
| 11,12 | |
| 8,9,10 | |
| 11,12 | |
| 11,12 | |
| 11,12,8,9,11,12 | |
| 11,12,8,9,11,12,8,9,11,12 | |
| 11,12,8,9,11,12,8,9,11,12,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9 | |
| 11,12 | |
| 11,12,8,9,11,12,8,9,1,2,3,4,5,6,7,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9 | |
| 12,8,9 | |
| 11,[object Object],hello,11,12,8,9,1,2,3,4,5,6,7,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9,8,9 | |
| 6 | |
| 1 | |
| 9 | |
| 9,10,11,12,2,3,4,5,6 | |
| 0 | |
| 6 | |
| 4,5,6 | |
| 4 | |
| 1,2,3,7 | |
| 0 | |
| undefined | |
| hello world | |
| undefined | |
| hello world | |
| undefined | |
| hello world | |
| Test: splice when the item to replace is not writable. | |
| e instanceOf TypeError = true | |
| a.length = 2 | |
| arr.length = 12 |