array key function - returns the index of the current array position
array-key-function-example-in-php.php
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<h2>array key function - returns the index of the current array position</h2>
<pre>
<?php
/*
--------------------------------------------------------------
lets make an array and fill it up with some values
--------------------------------------------------------------
*/
$myArray = array("apple", "book", "cat", "zoo");
echo "<h4>Output of myArray</h4>";
print_r($myArray);
/*
--------------------------------------------------------------------------------------
we want to get the key of the current array pointer by using array key function
--------------------------------------------------------------------------------------
*/
$currentArrayKey = key($myArray);
echo "<h3>Output using array key function</h3>";
print "$"."currentArrayKey = ".$currentArrayKey;
?>
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