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<?php echo round(8.45, 2);
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = -2
filename:       /in/D9WlA
function name:  (null)
number of ops:  6
compiled vars:  none
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   1     0  E >   INIT_FCALL                                               'round'
         1        SEND_VAL                                                 8.45
         2        SEND_VAL                                                 2
         3        DO_ICALL                                         $0      
         4        ECHO                                                     $0
         5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.3.0