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China Welfare Lottery 15 Pick 5 Lottery Results PHP result set paging implementation code

WBOYOriginal: 2016-07-29 08:39:292549browse

Copy the code The code is as follows:

@mysql_connect("localhost", "root","1981427") //Connect to the database server
or die("Database server connection failed");
@mysql_select_db("test") //Select the database mydb
or die("The database does not exist or is unavailable");
$query = @mysql_query("select * from tablename1") //Execute the process for calculating the number of pages SQL statement
or die("SQL statement execution failed");
$pagesize = 5; //Set the number of records per page
$sum = mysql_numrows($query); //Calculate the total number of records
if($sum % $ pagesize == 0) //Calculate the total number of pages
$total = (int)($sum/$pagesize);
else
$total = (int)($sum/$pagesize) + 1;
if (isset( $_GET['page'])) //Get the page number
{
$p = (int)$_GET['page'];
}
else
{
$p = 1;
}
$start = $pagesize * ($p - 1); //Calculate the starting record
//Execute the SQL statement to query the current page record
$query = @mysql_query("select * from tablename1 limit $start, $pagesize")
or die(" SQL statement execution failed");
echo "

"; //Output table header
//Output all records from row 0 to the largest row in a loop
while($row = mysql_fetch_array ($query))
{
$serial_no = $row['id']; //Output the serial_no column of row $i
$name = $row['username']; //Output the name of row $i Column
$salary = $row['password']; //Output the salary column of row $i
echo "";
echo "";
echo "
echo ""; /Output the end of the table
if($p > 1) //When the current page is not the first page, output the link to the previous page
{
$prev = $p - 1;
echo "Previous page ";
}
if($p < $total) //When the current page is not the last page, output the following Link to one page
{
$next = $p + 1;
echo "Next page" ;
}
?>

The above introduces the paging implementation code of China Welfare Lottery 15-choice 5 lottery results PHP result set, including the content of China Welfare Lottery 15-choice 5 lottery results. I hope it will be helpful to friends who are interested in PHP tutorials.

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$serial_no

$salary

China Welfare Lottery 15 Pick 5 Lottery Results PHP result set paging implementation code

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