How can PHP pass a value to JavaScript for later use in C#?

To pass a value from PHP to JavaScript for later use in C#, you can use AJAX to send the value to a C# endpoint. This involves creating an AJAX request in JavaScript to send the value to a C# API endpoint, where it can be processed and stored for later use.

<?php
// PHP code to pass a value to JavaScript for later use in C#

// Value to be passed
$value = "Hello from PHP!";

// Echo JavaScript code to set the value in a variable
echo "<script>var phpValue = '" . $value . "';</script>";
?>