Tickets :: Comment on [#8079] Avoid notice in _removeBr from Text

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Comment	>> Instead of: > >> foreach (array_keys($lines) as $i) { > >> You could use: > >> foreach ($lines as $i => $line) { > >> if (!preg_match("/^\s<br\s\/>\s*$/i", $line)) { > >> ... > >> > >> To eliminate the extra array_keys() call. > > > > No, you can't do that. Since foreach() works on a copy of the > original array, the unset() calls would not destroy the data > contained in the initial array. Thus the need to iterate through the > array keys and use them to access the original variable.
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