Question

How to combine all array keys and values into a string from key value array in PHP

Answer 1

$array = ['a' => "PHP", 'b' => "Java", 'c' => "Python", 'd' => "C#"];

$s = implode(" ", array_map(function($key, $val) { 
                              return "$key:$val"; 
                            }
                , array_keys($array), $array)); 

echo $s;
 
  
/*
run:
   
a:PHP b:Java c:Python d:C# 
   
*/

 

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