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<?php $x = new SplBool(true); $x = "foo";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/WtjM8
function name:  (null)
number of ops:  6
compiled vars:  !0 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   NEW                                              $1      'SplBool'
          1        SEND_VAL_EX                                              <true>
          2        DO_FCALL                                      0          
          3        ASSIGN                                                   !0, $1
          4        ASSIGN                                                   !0, 'foo'
          5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


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