..., length| arraylength |
Forms arraylength = 190 (0xbe)
Stack
..., arrayref ..., length
Description
The arrayref must be of type reference and must refer to an array. It is popped from the operand stack. The length of the array it references is determined. That length is pushed onto the operand stack as an int.
Runtime Exception
If the arrayref is null, the arraylength instruction throws a NullPointerException.