PHP Tutorial - PHP mysqli_data_seek() Function






Definition

The mysqli_data_seek() function moves the result pointer to an arbitrary row in the result-set.

Syntax

PHP mysqli_data_seek() Function has the following syntax.

mysqli_data_seek(result,offset);

Parameter

ParameterIs RequiredDescription
resultRequired.A result set identifier returned by mysqli_query(), mysqli_store_result() or mysqli_use_result()
offsetRequired.Field offset. Must be between 0 and the total number of rows - 1

Return

It returns TRUE on success or FALSE on failure.





Example

The following code points to row number 15 in the result set. 


<?php/*ww w .j  a v a 2  s . c o m*/
$con=mysqli_connect("localhost","my_user","my_password","my_db");

if (mysqli_connect_errno($con)){
  echo "Failed to connect to MySQL: " . mysqli_connect_error();
}

$sql="SELECT name FROM emp";

if ($result=mysqli_query($con,$sql)){
  // Seek to row number 15
  mysqli_data_seek($result,14);

  $row=mysqli_fetch_row($result);

  print $row[0];

  mysqli_free_result($result);
}

mysqli_close($con);
?>