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@ 2019-12-05T22:45:22Z

<?php
// This is your updated data arrays $arry1 and $arry2

// Case1: introduce a dummy element with value "C" into $arry2
$arry1 = array(
    "lineCode" => "B",
    "serviceRequest" => "",
    "skillCode" => "15",
    "opCode" => "15",
    "jobType" => "CUSTOMER",
    "techNo" => "A05",
    "lineStatus" => "C"
);

$arry2 = array(
    "dummy" => "C", // with this dummy element you will get an empty array back from array_diff()
    "id" => "755362",
    "rid" => "252184",
    "lineCode" => "B",
    "serviceRequest" => "",
    "skillCode" => "15",
    "opCode" => "15",
    "jobType" => "CUSTOMER",
    "techNo" => "A05",
    "lineStatus" => "W",
    "timeA" => "1575504138",
    "timeC" => "0",
);

$diff = array_diff($arry1, $arry2);
print_r($diff);


// Case 2: delete the dummy entry, i.e. array_diff() now finds 1 value in $arry1 that is not present in $arry2 - "C"
$arry1 = array(
    "lineCode" => "B",
    "serviceRequest" => "",
    "skillCode" => "15",
    "opCode" => "15",
    "jobType" => "CUSTOMER",
    "techNo" => "A05",
    "lineStatus" => "C"
);

$arry2 = array(
    // deleted dummy entry
    "id" => "755362",
    "rid" => "252184",
    "lineCode" => "B",
    "serviceRequest" => "",
    "skillCode" => "15",
    "opCode" => "15",
    "jobType" => "CUSTOMER",
    "techNo" => "A05",
    "lineStatus" => "W",
    "timeA" => "1575504138",
    "timeC" => "0",
);

$diff = array_diff($arry1, $arry2);
print_r($diff);

Finding entry points
Branch analysis from position: 0
1 jumps found. (Code = 62) Position 1 = -2
filename:       /in/qoN2t
function name:  (null)
number of ops:  21
compiled vars:  !0 = $arry1, !1 = $arry2, !2 = $diff
line      #* E I O op                           fetch          ext  return  operands
-------------------------------------------------------------------------------------
    5     0  E >   ASSIGN                                                   !0, <array>
   15     1        ASSIGN                                                   !1, <array>
   30     2        INIT_FCALL                                               'array_diff'
          3        SEND_VAR                                                 !0
          4        SEND_VAR                                                 !1
          5        DO_ICALL                                         $5      
          6        ASSIGN                                                   !2, $5
   31     7        INIT_FCALL                                               'print_r'
          8        SEND_VAR                                                 !2
          9        DO_ICALL                                                 
   35    10        ASSIGN                                                   !0, <array>
   45    11        ASSIGN                                                   !1, <array>
   60    12        INIT_FCALL                                               'array_diff'
         13        SEND_VAR                                                 !0
         14        SEND_VAR                                                 !1
         15        DO_ICALL                                         $10     
         16        ASSIGN                                                   !2, $10
   61    17        INIT_FCALL                                               'print_r'
         18        SEND_VAR                                                 !2
         19        DO_ICALL                                                 
         20      > RETURN                                                   1

Generated using Vulcan Logic Dumper, using php 8.0.0

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