[Solved] Database not checking if username is free [closed]

Question

try this

$un_check = mysql_query("SELECT Username FROM users WHERE Username="POSTVALUE"");  
if(mysql_num_rows($un_check) >0) {
   echo "Username is taken";
}
else{
 // Username Free
}

Accepted Answer

try this

$un_check = mysql_query("SELECT Username FROM users WHERE Username="POSTVALUE"");  
if(mysql_num_rows($un_check) >0) {
   echo "Username is taken";
}
else{
 // Username Free
}