I think you want regular expressions...
Try this on for size:
$str = "http://www.yahoo.com/somedir/somepage.html";
if (preg_match("/www.yahoo.com/i", $str)) {
print "Your submission cannot be accepted";
} else {
print "You are good";
}
If you want to read up on regular expressions:
http://www.php.net/manual/en/ref.pcre.php (Faster than ereg)
http://www.php.net/manual/en/ref.regex.php
// Tobias Talltorp
""Joseph Bannon"" <[EMAIL PROTECTED]> wrote in message
[EMAIL PROTECTED]">news:[EMAIL PROTECTED]...
> What is the function to search a string? Basically, I want search a string
> (a url) to see if it has "www.yahoo.com" in it and if yes, tell the user
> their submission cannot be accepted.
>
> J
>
>
>
>
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