3v4l.org

run code in 300+ PHP versions simultaneously
<?php $nr = '10'; print_r(is_float($nr));
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/RvcIL
function name:  (null)
number of ops:  6
compiled vars:  !0 = $nr
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, '10'
    3     1        INIT_FCALL                                               'print_r'
          2        TYPE_CHECK                                   32  ~2      !0
          3        SEND_VAL                                                 ~2
          4        DO_ICALL                                                 
          5      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
160.05 ms | 938 KiB | 16 Q