tryphp_func_array_walk_recursive.php:
<!DOCTYPE html> <html> <body> <?php function myfunction($value,$key) { echo "The key $key has the value $value<br>"; } $a1=array("a"=>"red","b"=>"green"); $a2=array($a1,"1"=>"blue","2"=>"yellow"); array_walk_recursive($a2,"myfunction"); ?> </body> </html>
The key a has the value red
The key b has the value green
The key 1 has the value blue
The key 2 has the value yellow