How to show an alert box in PHP? [closed]

Question

I want to display an alert box showing a message with PHP.

Here is my PHP code:

<?php     header("Location:form.php");    echo '<script language="javascript">';   echo 'alert(message successfully sent)';  //not showing an alert box.   echo '</script>';   exit; ?> 

But it is not working.

Answer 1

use this code

echo '<script language="javascript">'; echo 'alert("message successfully sent")'; echo '</script>'; 

The problem was:

1. you missed "
2. It should be alert not alery

Answer 2

Try this:

Define a funciton:

<?php function phpAlert($msg) {     echo '<script type="text/javascript">alert("' . $msg . '")</script>'; } ?> 

Call it like this:

<?php phpAlert(   "Hello world!\\n\\nPHP has got an Alert Box"   );  ?>