mysql 分页类
<?php
function fenyezhixin($table, $pagesize = "", $paixu = "", $do = "", $wwhere = "") {
if (($table == "news_fabu") or ($table == "product_fabu") or ($table == "message") or ($table == "down_fabu") or ($table == "kucun")) {
$query = @mysql_query("select * from $table $wwhere");
$pagesize = $pagesize;
$sum = mysql_num_rows($query);
if ($sum == 0) {
$pagesize = 1;
}
if ($pagesize == "0") {
$sum = "1";
}
if (@($sum % $pagesize) == 0) {
$total = @(int)($sum / $pagesize);
} else {
$total = @(int)($sum / $pagesize) + 1;
}
if ($total == 0) {
$total = 1;
}
if (isset($_get['page'])) {
$p = (int)$_get['page'];
} else {
$p = 1;
}
$start = $pagesize * ($p - 1);
$query = @mysql_query("select * from $table $wwhere order by $paixu limit $start,$pagesize") or die("数据查询失败2!");
if ($do == 1) {
$queryarray = array(
$query,
$total,
$sum,
$p
);
return $queryarray;
}
if ($do == 2) {
$parray = array(
$total,
$sum,
$p
);
return $parray;
}
} else {
$query = @mysql_query("select * from $table $wwhere order by $paixu limit $pagesize") or die("数据查询失败1!");
if ($do == 1) {
$queryarray = array(
$query,
$total,
$sum,
$p
);
return $queryarray;
}
if ($do == 2) {
$parray = array(
$total,
$sum,
$p
);
return $parray;
}
}
}
//返回分页条
function fenyedaohang($total = "", $sum = "", $p = "", $menut = "") {
$w = substr($menut, strrpos($menut, "&") + 1, 2);
$wr = substr($menut, strrpos($menut, "=") + 1, strlen($menut));
$pindao = $_server["script_name"];
$pinstrlen = strrpos($pindao, "/");
$pindao = substr($pindao, $pinstrlen + 1, strlen($pindao));
if ($w == "pr") {
$queryr = mysql_query("select feiye.feiye_what from feiye where feiye.feiye_page = '$pindao'");
$rows = mysql_fetch_row($queryr);
$rrows = $rows[0];
if (emptyempty($rrows)) {
mysql_query("insert into `feiye` (`feiye_page`, `feiye_what`) values ('$pindao', '$wr')");
echo "<meta http-equiv='refresh' content='0'>";
} else {
if ($wr != $rrows) {
mysql_query("update `feiye` set `feiye_what`='$wr' where (`feiye_page`='$pindao')");
echo "<meta http-equiv='refresh' content='0'>";
}
}
}
if ($w == "ne") {
$queryr = mysql_query("select feiye.feiye_what from feiye where feiye.feiye_page = '$pindao'");
$rows = mysql_fetch_row($queryr);
$rrows = $rows[0];
if (emptyempty($rrows)) {
mysql_query("insert into `feiye` (`feiye_page`, `feiye_what`) values ('$pindao', '$wr')");
echo "<meta http-equiv='refresh' content='0'>";
} else {
if ($wr != $rrows) {
mysql_query("update `feiye` set `feiye_what`='$wr' where (`feiye_page`='$pindao')");
echo "<meta http-equiv='refresh' content='0'>";
}
}
}
echo "共" . "$total" . "页 " . "记录" . "$sum" . "条 当前" . "$p" . "/" . "$total" . "页 ";
if ($total == 1) {
echo "<font class="page">首页</font>";
} else {
echo "<a href='?page=1&menu=$menut' class="page">首页</a>" . " ";
}
if ($p > 1) {
$prev = $p - 1;
echo "<a href='?page=$prev&menu=$menut' class="page">上一页</a>" . " ";
} else {
echo "<font class="page">上一页</font>" . " ";
}
$page = $_get["page"];
$pagesum = $page + 5;
if ($total >= 11) {
if ($pagesum <= 11) {
$pagesum = 11;
}
}
if ($pagesum >= $total) {
$pagesum = $total;
}
$pagestart = $page - 5;
if ($pagestart <= 0) {
$pagestart = 1;
}
if ($total >= 11 and ($total - 4) <= $page) {
$pagestart = $total - 10;
}
for ($i = $pagestart; $i <= $pagesum; $i++) {
if ($i == $p) {
echo "<font color=cccccc> $i </font>";
} else {
echo "<a href='?page=$i&menu=$menut' class="page" >$i</a>";
}
}
if ($p < $total) {
$next = $p + 1;
echo " <a href='?page=$next&menu=$menut' class="page" >下一页</a>" . " ";
} else {
echo "<font class="page" >下一页</font>" . " ";
}
if ($total == 1) {
echo "<font class="page">尾页</font>";
} else {
echo "<a href='?page=$total&menu=$menut' class="page">尾页</a>";
}
}本文地址:http://www.phprm.com/mxdx/fs5396.html
转载随意,但请附上文章地址:-)