3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php for ($i = 1; $i == 10; $i+=1) { echo $i; }
based on it6np
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = 4
Branch analysis from position: 4
Jump found. Position 1 = 6, Position 2 = 2
Branch analysis from position: 6
Jump found. Position 1 = -2
Branch analysis from position: 2
Jump found. Position 1 = 6, Position 2 = 2
Branch analysis from position: 6
Branch analysis from position: 2
filename:       /in/2G1NS
function name:  (null)
number of ops:  7
compiled vars:  !0 = $i
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   ASSIGN                                                   !0, 1
         1      > JMP                                                      ->4
   3     2    >   ECHO                                                     !0
   2     3        ASSIGN_ADD                                    0          !0, 1
         4    >   IS_EQUAL                                         ~3      !0, 10
         5      > JMPNZ                                                    ~3, ->2
         6    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.1.0