I have two array. I want to remove if 2nd array exists in 1st array. For example
array1 = array ("apple","banana","papaya","watermelon","avocado");
array2 = array ("apple","avocado");
I want the output should be
Array ( [1] => banana [2] => papaya [3] => watermelon)
Here are some code that I'd tried.
foreach($array2 as $key){
$keyToDelete = array_search($key, $array1);
unset($array1[$keyToDelete]);
}
print_r($array1);
but the output is
Array ( [1] => banana [2] => papaya [3] => watermelon [4] =>avocado )
It only remove first element.
i also tried to do something like this
$result = array_diff($array1,$array2);
print_r($result);
but the output is it print all element in array1
Noted: I want the result need to be outside foreach loop
array_diff should be work.
<?php
$array1 = array ("apple","banana","papaya","watermelon","avocado");
$array2 = array ("apple","avocado");
$array_diff = array_diff($array1, $array2);
print_r($array_diff);
?>
output will be.
Array ( [1] => banana [2] => papaya [3] => watermelon)
You can also try below solution. result will be same.. using in_array Check if first array value not in the second tester that value in the new array 'final_result' for results.
in_array support (PHP 4, PHP 5, PHP 7)
$array1 = array ("apple","banana","papaya","watermelon","avocado");
$array2 = array ("apple","avocado");
$final_result = array();
foreach($array1 as $value){
if(!in_array($value, $array2)){
$final_result[] = $value;
}
}
print_r($final_result);
?>
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