php CEK jika data kosong

<code><span style="color: black;"> <span style="color: #0000bb;"><?php  <br>        </span><span style="color: #007700;">include </span><span style="color: #dd0000;">'connection.php'</span><span style="color: #007700;">; <br><br>        </span><span style="color: #ff8000;">//create variable to store data <br>        </span><span style="color: #0000bb;">$user</span><span style="color: #007700;">=</span><span style="color: #0000bb;">$_POST</span><span style="color: #007700;">[</span><span style="color: #dd0000;">'user'</span><span style="color: #007700;">]; <br>        </span><span style="color: #0000bb;">$password1</span><span style="color: #007700;">=</span><span style="color: #0000bb;">$_POST</span><span style="color: #007700;">[</span><span style="color: #dd0000;">'password1'</span><span style="color: #007700;">]; <br>        </span><span style="color: #0000bb;">$password2</span><span style="color: #007700;">=</span><span style="color: #0000bb;">$_POST</span><span style="color: #007700;">[</span><span style="color: #dd0000;">'password2'</span><span style="color: #007700;">]; <br>        </span><span style="color: #0000bb;">$email</span><span style="color: #007700;">=</span><span style="color: #0000bb;">$_POST</span><span style="color: #007700;">[</span><span style="color: #dd0000;">'email'</span><span style="color: #007700;">]; <br>        </span><span style="color: #0000bb;">$phone</span><span style="color: #007700;">=</span><span style="color: #0000bb;">$_POST</span><span style="color: #007700;">[</span><span style="color: #dd0000;">'phone'</span><span style="color: #007700;">]; <br>        </span><span style="color: #0000bb;">$company</span><span style="color: #007700;">=</span><span style="color: #0000bb;">$_POST</span><span style="color: #007700;">[</span><span style="color: #dd0000;">'company'</span><span style="color: #007700;">]; <br>        </span><span style="color: #0000bb;">$address</span><span style="color: #007700;">=</span><span style="color: #0000bb;">$_POST</span><span style="color: #007700;">[</span><span style="color: #dd0000;">'address'</span><span style="color: #007700;">]; <br>         <br>        </span><span style="color: #ff8000;">// CEK IF DATA NOT EMPTY <br>     <br>            //cek if password anda retype password in same <br>            </span><span style="color: #007700;">if(</span><span style="color: #0000bb;">$password1</span><span style="color: #007700;">!=</span><span style="color: #0000bb;">$password2</span><span style="color: #007700;">){ <br>                echo </span><span style="color: #dd0000;">'<h2>Password and Retype Password must be in same!</h2>'</span><span style="color: #007700;">; <br>                 <br>            }else{ <br>                </span><span style="color: #ff8000;">//save data to database <br>                // creating query <br>                </span><span style="color: #0000bb;">$query</span><span style="color: #007700;">=</span><span style="color: #dd0000;">"INSERT INTO user_login (user, password, email, phone, address) VALUES  <br>                ('$user', '$password1', '$email', '$phone', '$address' )"</span><span style="color: #007700;">; <br>                 <br>                </span><span style="color: #0000bb;">$result</span><span style="color: #007700;">=@</span><span style="color: #0000bb;">mysql_query</span><span style="color: #007700;">(</span><span style="color: #0000bb;">$query</span><span style="color: #007700;">)or die(</span><span style="color: #0000bb;">mysql_error</span><span style="color: #007700;">()); <br>                if(</span><span style="color: #0000bb;">$result</span><span style="color: #007700;">){ <br>                    echo </span><span style="color: #dd0000;">'<h2>Registration Success</h2><br><a href="index.php">Continue Login</a>'</span><span style="color: #007700;">; <br>                }else{ <br>                    echo </span><span style="color: #dd0000;">'<h2>Error!! Can not save data to database!</h2>'</span><span style="color: #007700;">; <br>                } <br>            } <br>             <br>         </span><span style="color: #0000bb;">?></span></span></code>



<code><span style="color: black;"><span style="color: #007700;">if(empty(</span><span style="color: #0000bb;">$user</span><span style="color: #007700;">) || empty(</span><span style="color: #0000bb;">$password1</span><span style="color: #007700;">) || empty(</span><span style="color: #0000bb;">$password2</span><span style="color: #007700;">) || empty(</span><span style="color: #0000bb;">$email</span><span style="color: #007700;">) || empty(</span><span style="color: #0000bb;">$phone</span><span style="color: #007700;">) || empty(</span><span style="color: #0000bb;">$company</span><span style="color: #007700;">) || empty(</span><span style="color: #0000bb;">$address</span><span style="color: #007700;">) ){ <br>            echo </span><span style="color: #dd0000;">'<h2>Sorry data incomplete</h2>'</span><span style="color: #007700;">; <br>} </span></span></code>
<code><span style="color: black;"><span style="color: #0000bb;"> </span> </span> </code>