3v4l.org

run code in 300+ PHP versions simultaneously
<?php $blah = "Hello"; echo "{$blah} there\n"; echo $blah . " there\n";
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/G93Q5
function name:  (null)
number of ops:  7
compiled vars:  !0 = $blah
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                   !0, 'Hello'
    3     1        NOP                                                      
          2        FAST_CONCAT                                      ~2      !0, '+there%0A'
          3        ECHO                                                     ~2
    4     4        CONCAT                                           ~3      !0, '+there%0A'
          5        ECHO                                                     ~3
          6      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0


preferences:
157.74 ms | 1392 KiB | 13 Q