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  1. <?php
  2.     function check4dup1($string, $array, $delimiter = ","){
  3.         $skills = '';
  4.         $temparr = explode($delimiter, $string);
  5.         foreach($temparr as $str){
  6.             if(in_array($str, $array)){
  7.                 $skills .= "${str}, ";
  8.             }
  9.         }
  10.         $skills = substr($skills, 0, strlen($skills) - 2);
  11.         return 'SKILLS: '.$skills;
  12.     }
  13.     function check4dup2($string, $array, $delimiter = ","){
  14.         $temparr = explode($delimiter, $string);
  15.         $arrSkills = array_intersect($temparr, $array);
  16.         return 'SKILLS: ' . implode(", ", $arrSkills);
  17.     }
  18.  
  19.     $string = "illustration,drawing,printing,coding,programming";
  20.  
  21.     $array = Array (
  22. 	    0 => "illustration",
  23. 	    1 => "drawing",
  24. 	    2 => "painting",
  25. 	    3 => "ceramics",
  26. 	    4 => "sports",
  27. 	    5 => "programming"
  28. 	);
  29.  
  30. 	echo(check4dup1($string, $array).PHP_EOL);
  31. 	echo(check4dup2($string, $array).PHP_EOL);
  32.  
  33. 	?>
Success #stdin #stdout 0.03s 24500KB
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SKILLS: illustration, drawing, programming
SKILLS: illustration, drawing, programming
https://ideone.com/qyqgzo
Check for duplicates in an array from a string
language:
PHP (php 7.3.5)
created:
4 years ago
visibility:
public

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