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each() function in PHP

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2023-08-20 10:09:081194browse

each() function in PHP

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

Note − As of PHP 7.2.0, this function is deprecated and should be avoided.

Syntax

each(arr)

Parameters

  • arr - The specified array

Return value

each() function returns the key and value of the current element. This will be returned as an array with four elements, including:

  • two elements (1 and value) for the element value, and

  • Two elements (0 and key) are used for element keys.

Example

The following is an example -

Demonstration

<?php
$prod = array("Electronics", "Footwear", "Toys");
print_r (each($prod));
?>

Output

Array (
   [1] => Electronics
   [value] => Electronics
   [0] => 0
   [key] => 0
)

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