PHP each() Function

Hello dear readers! welcome back to another section of our tutorial on PHP. In this tutorial guide, we are going to be studying about the PHP each() Function.

PHP each() function returns the current key and value pair from the array array and advances the array cursor.

This pair is returned in a four-element array, with the keys 0, 1, key and value. Elements 0 and key contains the key name of the array element, while 1 and value contain the data.

Syntax

Following below is the syntax to use this function -

each ( $array );

READ: PHP compact() Function

Parameter Details

Sr.No	Parameter & Description
1	array(Required) It specifies an array

Return Value

This built-in function returns the current key and value pair from an array.

Example

Try out the below example -

<?php
   $transport = array('foot', 'bike', 'car', 'plane');
   $key_value = each($transport);
   
   print_r($key_value);
   print "<br />";
   
   $key_value = each($transport);
   print_r($key_value);
   print "<br />";
   
   $key_value = each($transport);
   print_r($key_value);
?> 

Output

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

Array ( [1] => foot [value] => foot [0] => 0 [key] => 0 )
Array ( [1] => bike [value] => bike [0] => 1 [key] => 1 )
Array ( [1] => car [value] => car [0] => 2 [key] => 2 )

READ: PHP current() Function

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

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