Question

How to use array_walk() function to applies a user function to every member of an array in PHP

Answer 1

function call_back_function($value, $key) {
      echo "The key is: $key and the value is: $value <br />";
}
$arr = array('name' => "Cory", 'age' => 37, 'Profession' => "Actor");
   
array_walk($arr, "call_back_function");




/*
run:

The key is: name and the value is: Cory
The key is: age and the value is: 37
The key is: Profession and the value is: Actor 
   
*/

 

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