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<?php $a = true; $a[] = 'value'; // Fatal error: Uncaught Error: Cannot use a scalar value as an array $a = null; $a[] = 'value'; // Ok $a = false; $a[] = 'value'; // Now it's ok, but proposed to deprecate
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/UucOC
function name:  (null)
number of ops:  10
compiled vars:  !0 = $a
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, <true>
    4     1        ASSIGN_DIM                                               !0
          2        OP_DATA                                                  'value'
    6     3        ASSIGN                                                   !0, null
    7     4        ASSIGN_DIM                                               !0
          5        OP_DATA                                                  'value'
    9     6        ASSIGN                                                   !0, <false>
   10     7        ASSIGN_DIM                                               !0
          8        OP_DATA                                                  'value'
          9      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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