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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>PHP Apply a Function to Every Element of an Associative Array</title> </head> <body> <pre> <?php // Defining a callback function function myFunction($value, $key){ echo "<p>$key for $value</p>"; } // Sample array $alphabets = array("a"=>"apple", "b"=>"ball", "c"=>"cat"); array_walk($alphabets, "myFunction"); ?> </pre> </body> </html>
