| 10 |
| 10 |
| 20 |
| 20 |
| ReferenceError: Can't find variable: hello2 |
| SyntaxError: Unexpected escaped characters in keyword token: 'fals\u0065' |
| SyntaxError: Unexpected escaped characters in keyword token: 'fals\u0065' |
| SyntaxError: Unexpected escaped characters in keyword token: 'tru\u0065' |
| SyntaxError: Unexpected keyword 'var' |
| SyntaxError: Unexpected escaped characters in keyword token: 'v\u0061r' |
| SyntaxError: Unexpected keyword 'else' |
| SyntaxError: Unexpected escaped characters in keyword token: 'els\u0065' |
| SyntaxError: Cannot use the keyword 'false' as a variable name. |
| SyntaxError: Cannot use the keyword 'var' as a variable name. |
| SyntaxError: Unexpected escaped characters in keyword token: 'fals\u0065' |
| SyntaxError: Unexpected escaped characters in keyword token: 'v\u0061r' |
| 10 |
| 10 |
| 10 |
| 10 |
| SyntaxError: Cannot use the keyword 'else' as a function name. |
| SyntaxError: Unexpected escaped characters in keyword token: 'els\u0065' |
