从C＃更新PHP文件常量

constants.php

<?php
$firstConstant = \"abcd\";
$third = \"abcd\";

$updatedOn = \"23 April 2001\";
?>

$updatedOn

$updatedOn = \"23 April 2001\";

String.Replace

\\$updatedOn = \\\"([A-Za-z\\W0-9]+)\\\"