Page Comparison

<?php

  define("MAX", 10);
  define("DB", "S100450A");
  define("USER", "user");
  define("PASS", "password");

  $records = array();
  $query = "";
  $limit = 0;
  if (isset($_REQUEST["query"])) $query = $_REQUEST["query"];
  if (isset($_REQUEST["limit"])) $limit = intval($_REQUEST["limit"]);
 
  if ($query != "") {
    
    $query = strtoupper($query) . "%";
    if ($limit == 0 || $limit > MAX) $limit = MAX;

    // Example of error reporting.
    $con = db2_connect(DB, USER, PASS, array("i5_naming" => DB2_I5_NAMING_ON));
    if (!$con) {
    
      $response = array(
      
        "success" => false,
        "errorId" => db2_conn_error(),
        "errorText" => db2_conn_errormsg()
      
      );
      
      print json_encode($response);
      return;
    
    }
    
    // The following will not be error checked, for brevity.
    $stm = "select distinct pname, prid from rpgspcart/prodp where pname like ? order by pname";
    $stm = db2_prepare($con, $stm);   
    db2_bind_param($stm, 1, "query", DB2_PARAM_IN, DB2_CHAR);
    db2_execute($stm);
    
    $count = 0;
    while (db2_fetch_row($stm) && $count < $limit) {
    
      $record = array();
      $record["PNAME"] = trim(db2_result($stm, "PNAME"));
      $record["PRID"] = trim(db2_result($stm, "PRID"));
      
      $records[$count++] = $record;
    
    }
 
  }
 
  // "colWidths" is optional, this helps the widget to
  // size the columns when multiple fields are displayed.
 
  $return = array(
 
    "success" => true,
    "response" => array (
      "results" => $records,
      "colWidths" => array(
        db2_field_precision($stm, "PNAME"),
        db2_field_precision($stm, "PRID")
      )
    )
 
  );
 
  print json_encode($return);
 
?>