note 102424 modified in function.preg-replace by thiago

useful function:
<?php
function preg_replace_assoc($assoc, $subject) {
  return preg_replace(array_keys($assoc), array_values($assoc), $subject);
}

//example:
$terms = array(
  '/cat/' => 'dog',
  '/meow/' => 'bark'
);

preg_replace_assoc($terms, 'The cat goes "meow".'); //The dog goes "bark".
?>

--was--
useful function:
function preg_replace_assoc($assoc, $subject) {
  return preg_replace(array_keys($assoc), array_values($assoc), $subject);
}

example:
$terms = array(
  '/cat/' => 'dog',
  '/meow/' => 'bark'
);

preg_replace_assoc($terms, 'The cat goes "meow".'); //The dog goes "bark".

http://php.net/manual/en/function.preg-replace.php