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  1. <?php
  2.  
  3. 	//$tags = array('34hj', 'wer', 'wer35', 'rwer', '5345', '5dgg45', 'sdfa');
  4.  
  5. 	$string = '34hj, wer, wer35, rwer, 5345, 5dgg45, sdfa';
  6. 	$tags = explode(',', $string);
  7. 	foreach($tags as $tag) {
  8. 		if(preg_match('/^[^\d]+$/', $tag))
  9. 		echo trim($tag) . "\n";
  10. 	}
  11.  
  12. ?>
Success #stdin #stdout 0.01s 20568KB
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stdin
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Standard input is empty
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wer
rwer
sdfa
https://ideone.com/aMJLWB
language:
PHP (php 7.3.5)
created:
11 years ago
visibility:
public

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