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PHP : Function Reference : MySQL Improved Extension : mysqli_fetch_lengths

mysqli_fetch_lengths

Returns the lengths of the columns of the current row in the result set (PHP 5)
array mysqli_fetch_lengths ( mysqli_result result )

Example 1499. Object oriented style

<?php
$mysqli
= new mysqli("localhost", "my_user", "my_password", "world");

/* check connection */
if (mysqli_connect_errno()) {
   
printf("Connect failed: %s\n", mysqli_connect_error());
   exit();
}

$query = "SELECT * from Country ORDER BY Code LIMIT 1";

if (
$result = $mysqli->query($query)) {

   
$row = $result->fetch_row();

   
/* display column lengths */
   
foreach ($result->lengths as $i => $val) {
       
printf("Field %2d has Length %2d\n", $i+1, $val);
   }
   
$result->close();
}

/* close connection */
$mysqli->close();
?>

Example 1500. Procedural style

<?php
$link
= mysqli_connect("localhost", "my_user", "my_password", "world");

/* check connection */
if (mysqli_connect_errno()) {
   
printf("Connect failed: %s\n", mysqli_connect_error());
   exit();
}

$query = "SELECT * from Country ORDER BY Code LIMIT 1";

if (
$result = mysqli_query($link, $query)) {

   
$row = mysqli_fetch_row($result);

   
/* display column lengths */
   
foreach (mysqli_fetch_lengths($result) as $i => $val) {
       
printf("Field %2d has Length %2d\n", $i+1, $val);
   }
   
mysqli_free_result($result);
}

/* close connection */
mysqli_close($link);
?>

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