Remove any doubled-up whitespace : preg_replace « String « PHP






  1. PHP
  2. String
  3. preg_replace

Remove any doubled-up whitespace

 
<?php
$str = " This line  contains\tliberal \r\n use of   whitespace.\n\n";

$str = preg_replace('/\s(?=\s)/', '', $str);

// Echo out: 'This line contains liberal use of whitespace.'
echo "<pre>{$str}</pre>";
?>








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