3v4l.org

run code in 200+ php & hhvm versions
Bugs & Features
<?php $♫ = "music"; var_dump( $♫ ); // string(5) "music" $string = "♫"; echo mb_strlen($string, '8bit'); // 3
Finding entry points
Branch analysis from position: 0
Jump found. Position 1 = -2
filename:       /in/IU76n
function name:  (null)
number of ops:  11
compiled vars:  !0 = $♫, !1 = $string
line     #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
   2     0  E >   ASSIGN                                                   !0, 'music'
   3     1        INIT_FCALL                                               'var_dump'
         2        SEND_VAR                                                 !0
         3        DO_ICALL                                                 
   5     4        ASSIGN                                                   !1, '%E2%99%AB'
   6     5        INIT_FCALL                                               'mb_strlen'
         6        SEND_VAR                                                 !1
         7        SEND_VAL                                                 '8bit'
         8        DO_ICALL                                         $5      
         9        ECHO                                                     $5
        10      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 7.3.0