Posted By
Bajarangi soft ,
Posted On 16-09-2020
Lets learn,
1.Create array
$array = array('1' => "apple", '2' => "Strawberries", '3' => "banana", '4' => "apple", '5' => "apple", '6' => "apple", '7' => "kiwi", '8' => "pear", '9' => "pear", '10' => "Mango");
if values appearance more than once array_unique method remove duplicates values from an array
Syntax of array_unique() function and Usage.
array_unique(array, sorttype)
array -> input array
sorttype -> its optional, modify the sorting behavior using these Possible values:
SORT_REGULAR - compare items normally (don't change types)
SORT_NUMERIC - compare items numerically
SORT_STRING - compare items as strings
SORT_LOCALE_STRING - compare items as strings, based on the current locale.
Complete code for quickly find duplicates in an array.
<!DOCTYPE html>
<html>
<head>
<title>Quickly find duplicates in an array elements</title>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1">
<link rel="stylesheet" href="https://maxcdn.bootstrapcdn.com/bootstrap/3.4.1/css/bootstrap.min.css">
</head>
<body>
<div class="container">
<div class="text-center">
<h1>PHP array_unique() Function</h1>
</div>
<h3>Quickly find duplicates in an array elements</h3>
<div class="well">
<?php
$array = array('1' => "apple", '2' => "Strawberries", '3' => "banana", '4' => "apple", '5' => "apple", '6' => "apple", '7' => "kiwi", '8' => "pear", '9' => "pear", '10' => "Mango");
print_r(array_unique($array));
$arr=array_unique($array);
echo "<br>";
echo "<br>";
foreach($arr as $a){// using foreach loop print array elements
echo $a ."<br>";
}
?>
</div>
<br>
</div>
</body>
</html>