[SOLVED] checking words with inplode or explode?

[redarrow]

if i want to get all the words comming from a form to use the 
below code what do i do, would i need to implode or explode the blog varable 
from the form to cheek the words.

<?php

$check_words=array("<",">","?","@","*","(",")","=","-","_");

foreach($check_words as $word){

if($blog==$word){

echo " soory word wrong";
exit;
}
}
?>

[redarrow]

ok lets make this easer if i make a message like this

 

<?php


$words="i love php";

?>

 

 

how can i get all the words in $words to be in an array.

 

[redarrow]

solved it cheers.

 

<?php

$word="my name is ? john";

$test=explode(" ",$word);

foreach($test as $blog){

$check_words=array("<",">","?","@","*","(",")","=","-","_");

foreach($check_words as $word){

if($blog==$word){

echo " sorry this is not allowed $word please try agin!";
exit;
}
}
  }
?>