Form Process methods

[_lt__PHP__gt_]

Hi, For process form Which one is better!

<form id="myForm" name="frm1" action="insert.php" method="post">
<textarea name="content" id="content" cols="35" rows="5"></textarea>
<INPUT type=submit value="submit" name=submit /></form>

insert.php :

if (($_SERVER['REQUEST_METHOD'] == 'POST' ))
    {//php validation code
    }
    else 
    {
exit();
} 

OR

 if (isset($_POST['submit'])) 
{//php validation code
}
else
{
exit();
} 

OR Merge :

if (($_SERVER['REQUEST_METHOD'] == 'POST') && (isset( $_POST['submit'])))
{//php validation code
}
else
{
exit();
} 

Or Any ....

[dagon]

all your threads are the same "what's the best ..." and the answers have been the same - it depends, instead of asking, you should spend more time understanding each option.