| private preProcessInput ( string $input ) : string[] | ||
| $input | string | |
| return | string[] | |
private function preProcessInput($input)
{
$lines = preg_split('/\\r\\n|\\n|\\r/', $input);
// Remove any newline which appears at the very end of the string.
// We've already split the document by newlines, so we can simply drop
// any empty element which appears on the end.
if (end($lines) === '') {
array_pop($lines);
}
return $lines;
}