<?php
/******************************************************************************
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function key_compare_func($key1, $key2)
{
if ($key1 == $key2)
return 0;
else if ($key1 > $key2)
return 1;
else
return -1;
}
$array1 = [0,0,1,3,39,0,0,2,3,100,101,102,5,115,99,114,97,112,4,108,105,115,116,4,108];
$array2 = [115,116,4,108,105,115,116,2,105,100,2,105,100,12,63,0,11,0,0,0,3,3,6];
$crossline = array_diff_ukey($array1, $array2, 'key_compare_func');
foreach ($crossline as $key=>$value)
unset($key);
$result = array_merge($array1, $array2);
print_r($result);
