3v4l.org

run code in 300+ PHP versions simultaneously
<?php for($r=1; $s>=$r; $r++) { for($p=$s-$r; $p>=1; $p--) echo(" "); for($c=1; $c<=$r; $c++) print_r($c); for($x=$r-1; $x>=1; $x--) print_r($x); }
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 42) Position 1 = 27
Branch analysis from position: 27
2 jumps found. (Code = 44) Position 1 = 29, Position 2 = 2
Branch analysis from position: 29
1 jumps found. (Code = 62) Position 1 = -2
Branch analysis from position: 2
1 jumps found. (Code = 42) Position 1 = 7
Branch analysis from position: 7
2 jumps found. (Code = 44) Position 1 = 9, Position 2 = 5
Branch analysis from position: 9
1 jumps found. (Code = 42) Position 1 = 15
Branch analysis from position: 15
2 jumps found. (Code = 44) Position 1 = 17, Position 2 = 11
Branch analysis from position: 17
1 jumps found. (Code = 42) Position 1 = 24
Branch analysis from position: 24
2 jumps found. (Code = 44) Position 1 = 26, Position 2 = 20
Branch analysis from position: 26
2 jumps found. (Code = 44) Position 1 = 29, Position 2 = 2
Branch analysis from position: 29
Branch analysis from position: 2
Branch analysis from position: 20
2 jumps found. (Code = 44) Position 1 = 26, Position 2 = 20
Branch analysis from position: 26
Branch analysis from position: 20
Branch analysis from position: 11
2 jumps found. (Code = 44) Position 1 = 17, Position 2 = 11
Branch analysis from position: 17
Branch analysis from position: 11
Branch analysis from position: 5
2 jumps found. (Code = 44) Position 1 = 9, Position 2 = 5
Branch analysis from position: 9
Branch analysis from position: 5
filename:       /in/gkJvF
function name:  (null)
number of ops:  30
compiled vars:  !0 = $r, !1 = $p, !2 = $s, !3 = $c, !4 = $x
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !0, 1
          1      > JMP                                                      ->27
    7     2    >   SUB                                              ~6      !2, !0
          3        ASSIGN                                                   !1, ~6
          4      > JMP                                                      ->7
    8     5    >   ECHO                                                     '+'
    7     6        PRE_DEC                                                  !1
          7    >   IS_SMALLER_OR_EQUAL                                      1, !1
          8      > JMPNZ                                                    ~9, ->5
    9     9    >   ASSIGN                                                   !3, 1
         10      > JMP                                                      ->15
   10    11    >   INIT_FCALL                                               'print_r'
         12        SEND_VAR                                                 !3
         13        DO_ICALL                                                 
    9    14        PRE_INC                                                  !3
         15    >   IS_SMALLER_OR_EQUAL                                      !3, !0
         16      > JMPNZ                                                    ~13, ->11
   11    17    >   SUB                                              ~14     !0, 1
         18        ASSIGN                                                   !4, ~14
         19      > JMP                                                      ->24
   12    20    >   INIT_FCALL                                               'print_r'
         21        SEND_VAR                                                 !4
         22        DO_ICALL                                                 
   11    23        PRE_DEC                                                  !4
         24    >   IS_SMALLER_OR_EQUAL                                      1, !4
         25      > JMPNZ                                                    ~18, ->20
    5    26    >   PRE_INC                                                  !0
         27    >   IS_SMALLER_OR_EQUAL                                      !0, !2
         28      > JMPNZ                                                    ~20, ->2
   13    29    > > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
160.87 ms | 1400 KiB | 15 Q