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copied!<p>You should change your query like this:</p> <pre><code>$query = mysql_query("SELECT pID, lname, fname FROM Professor WHERE CONCAT(lname,fname) LIKE '%". $keywords . "%'"); </code></pre> <p>Please make sure this these fields in json and javascript are the same:</p> <pre><code>$arr[] = array( "id" => $row["pID"], "last" => $row["lname"], "first" => $row["fname"] ); $("div#content").append("- <a href='post.php?id=" + this.id + "'>" + this.first + " " + this.last + "</a>"); </code></pre> <p>HTML code:</p> <pre><code><!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd"> <html xmlns="http://www.w3.org/1999/xhtml"> <head> <title>jQuery Search Demonstration</title> <script type="text/javascript" src="https://ajax.googleapis.com/ajax/libs/jquery/1.5.1/jquery.min.js"></script> <script type="text/javascript"> $(document).ready(function(){ $(".keywords").keyup(function(){ getData(); }); $(".table").click(function(){ getData(); }); }); function getData(){ $.post("search.php", { keywords: $(".keywords").val(), table: $('.table:checked').val() }, function(data){ $("div#content").empty(); var phppage; switch($('.table:checked').val()) { case 'professor': phppage = 'prof'; break; case 'department': phppage = 'department'; break; case 'course': phppage = 'course'; break; } $.each(data, function(){ $("div#content").append("- <a href='" + phppage + ".php?pID=" + this.id + "'>" + this.name + "</a>"); }); }, "json"); } </script> </head> <body> Search by: <input type="text" name="search" class="keywords" /><br /> <input type="radio" name="table" class="table" value="professor" checked="checked" /> Professor<br /> <input type="radio" name="table" class="table" value="department" /> Department<br /> <input type="radio" name="table" class="table" value="course" /> Course<br /> <div id="content"></div> </body> </html> </code></pre> <p>PHP code:</p> <pre><code><?php $link = mysql_connect('localhost',"#","#"); mysql_select_db("#", $link); $arr = array(); $keywords = mysql_real_escape_string( $_POST["keywords"] ); switch ($_POST["table"]) { case 'professor'; $arr = getProfessor($keywords); break; case 'department'; $arr = getDepartment($keywords); break; case 'course'; $arr = getCourse($keywords); break; } echo json_encode( $arr ); function getProfessor($keywords){ $arr = array(); $query = mysql_query("SELECT pID, lname, fname FROM Professor WHERE CONCAT(lname,fname) LIKE '%". $keywords . "%'"); while( $row = mysql_fetch_array ( $query ) ) { $arr[] = array( "id" => $row["pID"], "name" => $row["fname"] . ' ' . $row["lname"]); } return $arr; } function getDepartment($keywords){ $arr = array(); $query = mysql_query("SELECT prefix, code FROM Department WHERE name LIKE '%". $keywords . "%'"); while( $row = mysql_fetch_array ( $query ) ) { $arr[] = array( "id" => $row["code"], "name" => $row["code"]); } return $arr; } function getCourse($keywords){ $arr = array(); $query = mysql_query("SELECT prefix, code FROM Course WHERE CONCAT(prefix,course) LIKE '%". $keywords . "%'"); while( $row = mysql_fetch_array ( $query ) ) { $arr[] = array( "id" => $row["code"], "name" => $row["code"]); } return $arr; } ?> </code></pre>

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