Answers for "how to add new line in php file"

php fwrite new line

$data = 'my data' . PHP_EOL . 'my data';
$fp = fopen('my_file', 'a');
fwrite($fp, $data);
fclose($fp);

new line in php

<?php
echo "Hello world this is example \r\n in php.";
echo "<br>";
echo nl2br("You will find the \n newlines in this string \r\n on the browser window.");
?>