MCQOPTIONS
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| 1. |
Consider the following code snippet : var a = []; a.unshift(1); a.unshift(22); a.shift(); a.unshift(3,[4,5]); a.shift(); a.shift(); a.shift(); The final output for the shift() is |
| A. | 1 |
| B. | [4,5]. |
| C. | [3,4,5]. |
| D. | Exception is thrown |
| Answer» B. [4,5]. | |