In the context of the provided code snippets, what are some potential reasons for the $_POST data not being properly transmitted and how can this issue be resolved?

The potential reasons for the $_POST data not being properly transmitted could include incorrect form action or method attributes, missing name attributes on form inputs, or server configuration issues. To resolve this issue, ensure that the form action attribute points to the correct PHP file, use the POST method in the form tag, and add name attributes to all form inputs. 

<form action="process_form.php" method="post">
    <input type="text" name="username">
    <input type="password" name="password">
    <button type="submit">Submit</button>
</form>

Keywords

$_POST data transmission code snippets PHP functions error resolution

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