3v4l.org

run code in 300+ PHP versions simultaneously
<?php $hours = '0.0'; var_dump(empty((float) $hours));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/P9WfJ
function name:  (null)
number of ops:  7
compiled vars:  !0 = $hours
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '0.0'
    3     1        INIT_FCALL                                               'var_dump'
          2        CAST                                          5  ~2      !0
          3        BOOL_NOT                                         ~3      ~2
          4        SEND_VAL                                                 ~3
          5        DO_ICALL                                                 
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
162.32 ms | 1385 KiB | 15 Q