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<?php $days = ['Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sunday']; $inputDays = ['Sunday','Friday']; $missingDays = array_diff($days,$inputDays); print_r($missingDays);
Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/20RPZ
function name:  (null)
number of ops:  11
compiled vars:  !0 = $days, !1 = $inputDays, !2 = $missingDays
line      #* E I O op                               fetch          ext  return  operands
-----------------------------------------------------------------------------------------
    2     0  E >   ASSIGN                                                       !0, <array>
    3     1        ASSIGN                                                       !1, <array>
    4     2        INIT_FCALL                                                   'array_diff'
          3        SEND_VAR                                                     !0
          4        SEND_VAR                                                     !1
          5        DO_ICALL                                             $5      
          6        ASSIGN                                                       !2, $5
    5     7        INIT_FCALL                                                   'print_r'
          8        SEND_VAR                                                     !2
          9        DO_ICALL                                                     
         10      > RETURN                                                       1

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