PHP 29
Array To String (array in array to string) By micha on 9th July 2020 02:05:59 PM
  1. // multidimensional array to string
  2.   function marray2str($array, $pre = '', $pad = '', $sep = ', ') {
  3.     $str = '';
  4.     if(is_array($array)) {
  5.       if(count($array)) {
  6.         foreach($array as $v) {
  7.           $str .= $pre.$v.$pad.$sep;
  8.         }
  9.         $str = substr($str, 0, -strlen($sep));
  10.       }
  11.     } else {
  12.       $str .= $pre.$array.$pad;
  13.     }
  14.     return $str;
  15.   }
  16.  
  17. // array in array to string
  18.   function subArraysToString($ar, $sep = ', ') {
  19.     $str = '';
  20.     foreach ($ar as $val) {
  21.       $str .= implode($sep, $val);
  22.       $str .= $sep; // add separator between sub-arrays
  23.     }
  24.     $str = rtrim($str, $sep); // remove last separator
  25.     return $str;
  26.   }
  27.  
  28. //Other Ways to Convert to String (json_encode and serialize)
  29. $person = [
  30.     'name' => 'Jon',
  31.     'age' => 26,
  32.     'status' => null,
  33.     'friends' => ['Matt', 'Kaci', 'Jess']
  34. ];
  35.  
  36. echo json_encode($person);
  37. // {"name":"Jon","age":26,"status":null,"friends":["Matt","Kaci","Jess"]}
  38.  
  39. echo serialize($person);
  40. // a:4:{s:4:"name";s:3:"Jon";s:3:"age";i:26;s:6:"status";N;s:7:"friends";a:3:{i:0;s:4:"Matt";i:1;s:4:"Kaci";i:2;s:4:"Jess";}}

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