here is the code:
<?php
$con=dbconnect();
function dbconnect() //Function to connect to the DB and to select the database from it
{
$db_server="localhost"; //hostname
$db_db="joomla"; // database name
$db_user="root"; // username
$db_password="your password"; //password
$con = mysql_connect($db_server,$db_user,$db_password);
if (!$con)
{
die('Could not connect: ' . mysql_error());
}
mysql_select_db($db_db, $con);
return $con;
}
function exportMysqlToCsv($table,$filename = 'Roster.csv') //your file name
{
$csv_terminated = "\n";
$csv_separator = ",";
$csv_enclosed = '"';
$csv_escaped = "\\";
$sql_query = ""; //your sql query
$result = mysql_query($sql_query);
$fields_cnt = mysql_num_fields($result);
$schema_insert = '';
for ($i = 0; $i < $fields_cnt; $i++)
{
$l = $csv_enclosed . str_replace($csv_enclosed, $csv_escaped . $csv_enclosed,
stripslashes(mysql_field_name($result, $i))) . $csv_enclosed;
$schema_insert .= $l;
$schema_insert .= $csv_separator;
}
$out = trim(substr($schema_insert, 0, -1));
$out .= $csv_terminated;
while ($row = mysql_fetch_array($result))
{
$schema_insert = '';
for ($j = 0; $j < $fields_cnt; $j++)
{
if ($row[$j] == '0' || $row[$j] != '')
{
if ($csv_enclosed == '')
{
$schema_insert .= $row[$j];
} else
{
$schema_insert .= $csv_enclosed .
str_replace($csv_enclosed, $csv_escaped . $csv_enclosed, $row[$j]) . $csv_enclosed;
}
} else
{
$schema_insert .= '';
}
if ($j < $fields_cnt - 1)
{
$schema_insert .= $csv_separator;
}
}
$out .= $schema_insert;
$out .= $csv_terminated;
}
header("Cache-Control: must-revalidate, post-check=0, pre-check=0");
header("Content-Length: " . strlen($out));
header("Content-type: text/x-csv");
header("Content-Disposition: attachment; filename=$filename");
echo $out;
exit;
}
$table= "tablename"; // this is the tablename that you want to export to csv from mysql.
exportMysqlToCsv($table);
?>