PHP Simple way to replace or remove empty lines with str_replace

Question

$line-out = str_replace(\'\\r\', \'\', str_replace(\'\\n\', \'\', $line-in));

The above works for me but, I saw a [\\n\\r] example somewhere and I

Answer 1

You shouldn't use - in variable names ;)

$line_out = preg_replace('/[\n\r]+/', '', $line_in);
$line_out = str_replace(array("\n", "\r"), '', $line_in);

Manual entries:

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