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<?php $string = 'ab.cd.ef.gh.ij.kl.mn.op.qr'; $split = array_map( array_chunk(explode('.', $string), 2), function($value) { return implode('.', $value); } ); var_dump($split);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pI7Rv
function name:  (null)
number of ops:  19
compiled vars:  !0 = $string, !1 = $split
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    3     0  E >   ASSIGN                                                   !0, 'ab.cd.ef.gh.ij.kl.mn.op.qr'
    5     1        INIT_FCALL                                               'array_map'
    6     2        INIT_FCALL                                               'array_chunk'
          3        INIT_FCALL                                               'explode'
          4        SEND_VAL                                                 '.'
          5        SEND_VAR                                                 !0
          6        DO_ICALL                                         $3      
          7        SEND_VAR                                                 $3
          8        SEND_VAL                                                 2
          9        DO_ICALL                                         $4      
         10        SEND_VAR                                                 $4
    7    11        DECLARE_LAMBDA_FUNCTION                                  '%00%7Bclosure%7D%2Fin%2FpI7Rv%3A7%240'
    9    12        SEND_VAL                                                 ~5
         13        DO_ICALL                                         $6      
    5    14        ASSIGN                                                   !1, $6
   12    15        INIT_FCALL                                               'var_dump'
         16        SEND_VAR                                                 !1
         17        DO_ICALL                                                 
         18      > RETURN                                                   1

Function %00%7Bclosure%7D%2Fin%2FpI7Rv%3A7%240:
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/pI7Rv
function name:  {closure}
number of ops:  7
compiled vars:  !0 = $value
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    7     0  E >   RECV                                             !0      
    8     1        INIT_FCALL                                               'implode'
          2        SEND_VAL                                                 '.'
          3        SEND_VAR                                                 !0
          4        DO_ICALL                                         $1      
          5      > RETURN                                                   $1
    9     6*     > RETURN                                                   null

End of function %00%7Bclosure%7D%2Fin%2FpI7Rv%3A7%240

Generated using Vulcan Logic Dumper, using php 8.0.0


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