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  1. <?php
  2.  
  3. $names = array('SMITH JOHN', 'BACON KEVIN', 'MERCURY FREDDIE');
  4. $names = preg_replace('/^(\S+)\s+(\S+)$/', '\2 \1', $names);
  5.  
  6. var_dump($names);
  7.  
  8. ?>
Success #stdin #stdout 0.01s 20520KB
comments (?)
stdin 
Standard input is empty
stdout 
array(3) {
  [0]=>
  string(10) "JOHN SMITH"
  [1]=>
  string(11) "KEVIN BACON"
  [2]=>
  string(15) "FREDDIE MERCURY"
}
https://ideone.com/usnPLE
language:
PHP (php 7.3.5)
created:
12 years ago
visibility:
public

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