PHP array_flip() Function

Hello folks! welcome back to a new section of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP array_flip() Function.

The array_flip() function returns an array in flip order, i.e. keys from the array becomes values and values from the array becomes keys.

Syntax

Following below is the syntax to use this function -

array array_flip ( array $input );

READ: PHP array_fill() Function

Parameter Details

Sr.No	Parameter & Description
1	input The array to be fliped

Return Value

This function returns a fliped array, else it returns False if it fails.

Example

Try out the below example -

<?php
   $input = array("a"=>1, "b"=>2, "c"=>3, "d"=>4, "e"=>5);
   
   print_r(array_flip($input));
?> 

Output

When the above code is executed, it will produce the following result -

Array ( [1] => a [2] => b [3] => c [4] => d [5] => e )	

READ: PHP array_filter() Function

Alright guys! This is where we are going to be rounding up for this tutorial post. In our next tutorial, we are going to be discussing about the PHP array_intersect() Function.

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