3v4l.org

run code in 300+ PHP versions simultaneously
<?php for( ;$a=52,$c = 63,$d = 72, $d > $c; $d -= 20) { echo $a . ' ' .$d . ' ' .$c; }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
2 jumps found. (Code = 44) Position 1 = 12, Position 2 = 1
Branch analysis from position: 12
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 1
2 jumps found. (Code = 44) Position 1 = 12, Position 2 = 1
Branch analysis from position: 12
Branch analysis from position: 1
filename:       /in/BDnaL
function name:  (null)
number of ops:  13
compiled vars:  !0 = $a, !1 = $d, !2 = $c
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E > > JMP                                                      ->7
    4     1    >   CONCAT                                           ~3      !0, '+'
          2        CONCAT                                           ~4      ~3, !1
          3        CONCAT                                           ~5      ~4, '+'
          4        CONCAT                                           ~6      ~5, !2
          5        ECHO                                                     ~6
    2     6        ASSIGN_OP                                     2          !1, 20
          7    >   ASSIGN                                                   !0, 52
          8        ASSIGN                                                   !2, 63
          9        ASSIGN                                                   !1, 72
         10        IS_SMALLER                                               !2, !1
         11      > JMPNZ                                                    ~11, ->1
    5    12    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
146.87 ms | 1384 KiB | 13 Q