if (in_array('strawberry', $array))
php remove element from array
$array = [0 => "a", 1 => "b", 2 => "c",3=>"d"];
//Params are: array,index to delete,number of elements to remove
array_splice($array, 2, 1);
//print_r($array); //Array//(//  => a//  => b//  => d//)
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