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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>Set Initial Value While Reducing an Array in PHP</title> </head> <body> <pre> <?php // Defining a callback function function multiply($carry, $item){ $carry *= $item; return $carry; } // Sample array $numbers = array(1, 2, 3, 4, 5); var_dump(array_reduce($numbers, "multiply", 10)); // int(1200) ?> </pre> </body> </html>
