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<!DOCTYPE html> <html lang="en"> <head> <meta charset="utf-8"> <title>PHP Flip an Array With Duplicate Values</title> </head> <body> <pre> <?php // Defining array $colors = array("red", "green", "blue", "red", "yellow", "red"); // Flipping colors array $result = array_flip($colors); print_r($result); ?> </pre> </body> </html>
