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Remove Duplicate Elements From Array In PHP Without Using Function

Last Updated : Jul 1, 2023

Remove Duplicate Elements From Array In PHP Without Using Function

In this tutorial we will show you the solution of remove duplicate elements from array in PHP without using function, there are many functions with help of which we are able to remove duplicate element from array.

But in this tutorial, we are going to do this without any function. So, let us see how to do this with help of example given below.

Step By Step Guide On Remove Duplicate Elements From Array In PHP Without Using Function :-

As, from our last tutorial. We understand that array_unique() function is used to remove duplicate values from array.

But in this tutorial, we are going to show the way without help of any function.

So, let us see the codes below to see how to remove duplicate elements from array in PHP without using function.

<!DOCTYPE html>
<html>
<head>
   <title> remove duplicates from array using PHP </title>
</head>
<body>
<h1>
 TalkersCode
</h1>
<h2>
 Remove duplicates from array using PHP
</h2>
<?php
$array = // array which we want to give/ use, etc.
$uniqueArray = array();
foreach($array as $val) { //Loop1
    foreach($uniqueArray as $value) {
        if($val == $value) {
            continue 2;
        }
    }
    $uniqueArray[] = $val;
}
print_r($uniqueArray);
?>
</body>
</html>
  1. As, here we see that we that in above example we show you an example in which HTML and PHP codes are used.
  2. Here, first of all, we create a basic structure of HTML, in which we use <!DOCTYPE html> which defines the type of document. And next one is our HTML tags. These tags are paired tags and all the data regarding HTML is written inside these tags.
  3. After we use our head tag which is again paired tag and contains the title and meta information of the webpage. The data written inside the head is not shown on the webpage.
  4. Now, next is the body which is the main tag of HTML. The data which we have written inside the body is shown on the webpage. Mostly all tags which are helpful to show data or information on the screen are written under the body tag.
  5. Now, as we see inside the body we write our PHP codes. These codes are started with <?php and end with ?>, these tags are known as basic PHP tags. Our PHP codes are always written under these interfaces. In our above example as we see inside this basic structure of PHP.
  6. As, with help of above example we understand how to remove duplicate elements form array in PHP without using any function.
  7. Now, as above example we use two loops which are foreach loops. And in this as if our values get matched again then the loop will continue again and does not store the same element inside array.
  8. As, a result a new array will be created of unique values. And we print that array at last.

Conclusion :-

At last, in conclusion, here we can say that with the help of this article we can understand how to remove duplicate elements from array in PHP without using function.

I hope this tutorial on helps you and the steps and method mentioned above are easy to follow and implement.