Php 分页风格
我有一个分页代码:Php 分页风格,php,pagination,Php,Pagination,我有一个分页代码: //pagination $result1=$mysqli->query("SELECT * FROM product"); $row_per_page=10 ; $rows=$result1->num_rows; if ($rows>$row_per_page) $page=ceil($rows/$row_per_page); else $page=1; if(isset($_GET['start']) && (int)$_GET['
//pagination
$result1=$mysqli->query("SELECT * FROM product");
$row_per_page=10 ;
$rows=$result1->num_rows;
if ($rows>$row_per_page) $page=ceil($rows/$row_per_page);
else $page=1;
if(isset($_GET['start']) && (int)$_GET['start'])
$start=$_GET['start'];
else
$start=0;
$result=$mysqli->query("SELECT * FROM product limit $start,$row_per_page");
//End pagination
while ($rows = $result->fetch_assoc()) {
echo $rows['name'];
}
$page_cr=($start/$row_per_page)+1;
for($i=1;$i<=$page;$i++)
{
if ($page_cr!=$i) echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($i-1)."'>$i </a>"."</div>";
else echo "<div class='pagination'>".$i." "."</div>";
}
//分页
$result1=$mysqli->query(“从产品中选择*);
$row_/页=10;
$rows=$result1->num\u行;
如果($rows>$row\ U per\ U page)$page=ceil($rows/$row\ U per\ page);
否则$page=1;
if(isset($\u GET['start'])和(&(int)$\u GET['start']))
$start=$_GET['start'];
其他的
$start=0;
$result=$mysqli->query(“选择*来自产品限制$start,$row\u每页”);
//结束分页
而($rows=$result->fetch_assoc()){
echo$rows['name'];
}
$page_cr=(每页$start/$row_)+1;
对于($i=1;$i这里有一个解决您的分页问题的解决方案,Google用来对搜索结果分页的解决方案。基本上,这个解决方案的思想是:
在任何时候,最多会显示5个分页链接,即从当前页面的角度来看,显示两个前置页面和后续页面。让我用两个场景来解释这一点
案例(1):当页数等于或小于5页时(假设我们有4页)
在这种情况下,我们必须显示所有分页链接,没有任何前面或后面的点,如下所示:
// User is on page 1
1 2 3 4
- - -
// User is on page 3
1 2 3 4
- - -
// User is on page 4
1 2 3 4
- - -
// User is on page 1
1 2 3 4 5 ...
- - - -
// User is on page 5
... 3 4 5 6 7 ...
- - - -
// User is on page 10
... 6 7 8 9 10
- - - -
// Display all page links
for($i = 1; $i <= $page; $i++){
if($page_cr != $i){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($i-1)."'>$i </a>"."</div>";
}else{
echo "<div class='pagination'>".$i." "."</div>";
}
}
案例(2):当页数大于5页时(假设我们有10页)
在这种情况下,我们必须相应地显示分页链接和点,如下所示:
// User is on page 1
1 2 3 4
- - -
// User is on page 3
1 2 3 4
- - -
// User is on page 4
1 2 3 4
- - -
// User is on page 1
1 2 3 4 5 ...
- - - -
// User is on page 5
... 3 4 5 6 7 ...
- - - -
// User is on page 10
... 6 7 8 9 10
- - - -
// Display all page links
for($i = 1; $i <= $page; $i++){
if($page_cr != $i){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($i-1)."'>$i </a>"."</div>";
}else{
echo "<div class='pagination'>".$i." "."</div>";
}
}
因此,使用$page\u cr=($start/$row\u per\u page)+1;获取当前页码后,此自定义分页系统的算法如下所示:
// User is on page 1
1 2 3 4
- - -
// User is on page 3
1 2 3 4
- - -
// User is on page 4
1 2 3 4
- - -
// User is on page 1
1 2 3 4 5 ...
- - - -
// User is on page 5
... 3 4 5 6 7 ...
- - - -
// User is on page 10
... 6 7 8 9 10
- - - -
// Display all page links
for($i = 1; $i <= $page; $i++){
if($page_cr != $i){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($i-1)."'>$i </a>"."</div>";
}else{
echo "<div class='pagination'>".$i." "."</div>";
}
}
检查页数是否大于5。如果大于5,则转到步骤2,否则转到步骤5
查找页面的超集范围,如1-10或1-20等。例如,如果$page=10
,则此超集范围将为1-10。此步骤的代码如下:
// Superset range of pages
$superset_range = range(1, $page);
// Subset range of pages to display
$subset_range = range($page_cr - 2, $page_cr + 2);
// Adjust the range
foreach($subset_range as $p){
if($p <= 0){
array_shift($subset_range);
$subset_range[] = $subset_range[count($subset_range) - 1] + 1;
}elseif($p > $page){
array_pop($subset_range);
array_unshift($subset_range, $subset_range[0] - 1);
}
}
// Display pagination links and dots
if($subset_range[0] > $superset_range[0]){
echo "<div class='pagination'>... </div>";
}
foreach($subset_range as $p){
if($page_cr != $p){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($p-1)."'>$p </a>"."</div>";
}else{
echo "<div class='pagination'>".$p." "."</div>";
}
}
if($subset_range[count($subset_range) - 1] < $superset_range[count($superset_range) - 1]){
echo "<div class='pagination'> ...</div>";
}
查找要显示的页面的子集范围,如1-5或3-7等。例如,如果$page=10
,则此子集范围将是1-5、3-7或6-10等,它可以是1到10之间的任何连续五页。此外,必要时调整此范围。此步骤的代码如下:
// Superset range of pages
$superset_range = range(1, $page);
// Subset range of pages to display
$subset_range = range($page_cr - 2, $page_cr + 2);
// Adjust the range
foreach($subset_range as $p){
if($p <= 0){
array_shift($subset_range);
$subset_range[] = $subset_range[count($subset_range) - 1] + 1;
}elseif($p > $page){
array_pop($subset_range);
array_unshift($subset_range, $subset_range[0] - 1);
}
}
// Display pagination links and dots
if($subset_range[0] > $superset_range[0]){
echo "<div class='pagination'>... </div>";
}
foreach($subset_range as $p){
if($page_cr != $p){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($p-1)."'>$p </a>"."</div>";
}else{
echo "<div class='pagination'>".$p." "."</div>";
}
}
if($subset_range[count($subset_range) - 1] < $superset_range[count($superset_range) - 1]){
echo "<div class='pagination'> ...</div>";
}
//要显示的页面的子集范围
$subset_range=范围($page_cr-2,$page_cr+2);
//调整范围
foreach($p){
如果($p$页){
数组\u pop($subset\u range);
数组\u unshift($subset\u range,$subset\u range[0]-1);
}
}
相应地显示分页链接和点。此步骤的代码如下:
// Superset range of pages
$superset_range = range(1, $page);
// Subset range of pages to display
$subset_range = range($page_cr - 2, $page_cr + 2);
// Adjust the range
foreach($subset_range as $p){
if($p <= 0){
array_shift($subset_range);
$subset_range[] = $subset_range[count($subset_range) - 1] + 1;
}elseif($p > $page){
array_pop($subset_range);
array_unshift($subset_range, $subset_range[0] - 1);
}
}
// Display pagination links and dots
if($subset_range[0] > $superset_range[0]){
echo "<div class='pagination'>... </div>";
}
foreach($subset_range as $p){
if($page_cr != $p){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($p-1)."'>$p </a>"."</div>";
}else{
echo "<div class='pagination'>".$p." "."</div>";
}
}
if($subset_range[count($subset_range) - 1] < $superset_range[count($superset_range) - 1]){
echo "<div class='pagination'> ...</div>";
}
//显示分页链接和点
如果($subset\u range[0]>$superset\u range[0]){
回声“…”;
}
foreach($p){
如果($page_cr!=$p){
回声“.”;
}否则{
回显“$p.”;
}
}
if($subset\u range[计数($subset\u range)-1]<$superset\u range[计数($superset\u range)-1]){
回声“…”;
}
使用旧代码显示所有分页链接,如下所示:
// User is on page 1
1 2 3 4
- - -
// User is on page 3
1 2 3 4
- - -
// User is on page 4
1 2 3 4
- - -
// User is on page 1
1 2 3 4 5 ...
- - - -
// User is on page 5
... 3 4 5 6 7 ...
- - - -
// User is on page 10
... 6 7 8 9 10
- - - -
// Display all page links
for($i = 1; $i <= $page; $i++){
if($page_cr != $i){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($i-1)."'>$i </a>"."</div>";
}else{
echo "<div class='pagination'>".$i." "."</div>";
}
}
//显示所有页面链接
对于($i=1;$i$superset\u范围[0]){
回声“…”;
}
foreach($p){
如果($page_cr!=$p){
回声“.”;
}否则{
回显“$p.”;
}
}
if($subset\u range[计数($subset\u range)-1]<$superset\u range[计数($superset\u range)-1]){
回声“…”;
}
}否则{
//显示所有页面链接
对于($i=1;$i这里有一个解决您的分页问题的解决方案,Google用来对搜索结果分页的解决方案。基本上,这个解决方案的思想是:
在任何时候,最多会显示5个分页链接,即从当前页面的角度来看,显示两个前置页面和后续页面。让我用两个场景来解释这一点
案例(1):当页数等于或小于5页时(假设我们有4页)
在这种情况下,我们必须显示所有分页链接,没有任何前面或后面的点,如下所示:
// User is on page 1
1 2 3 4
- - -
// User is on page 3
1 2 3 4
- - -
// User is on page 4
1 2 3 4
- - -
// User is on page 1
1 2 3 4 5 ...
- - - -
// User is on page 5
... 3 4 5 6 7 ...
- - - -
// User is on page 10
... 6 7 8 9 10
- - - -
// Display all page links
for($i = 1; $i <= $page; $i++){
if($page_cr != $i){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($i-1)."'>$i </a>"."</div>";
}else{
echo "<div class='pagination'>".$i." "."</div>";
}
}
案例(2):当页数大于5页时(假设我们有10页)
在这种情况下,我们必须相应地显示分页链接和点,如下所示:
// User is on page 1
1 2 3 4
- - -
// User is on page 3
1 2 3 4
- - -
// User is on page 4
1 2 3 4
- - -
// User is on page 1
1 2 3 4 5 ...
- - - -
// User is on page 5
... 3 4 5 6 7 ...
- - - -
// User is on page 10
... 6 7 8 9 10
- - - -
// Display all page links
for($i = 1; $i <= $page; $i++){
if($page_cr != $i){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($i-1)."'>$i </a>"."</div>";
}else{
echo "<div class='pagination'>".$i." "."</div>";
}
}
因此,使用$page\u cr=($start/$row\u per\u page)+1;获取当前页码后,此自定义分页系统的算法如下所示:
// User is on page 1
1 2 3 4
- - -
// User is on page 3
1 2 3 4
- - -
// User is on page 4
1 2 3 4
- - -
// User is on page 1
1 2 3 4 5 ...
- - - -
// User is on page 5
... 3 4 5 6 7 ...
- - - -
// User is on page 10
... 6 7 8 9 10
- - - -
// Display all page links
for($i = 1; $i <= $page; $i++){
if($page_cr != $i){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($i-1)."'>$i </a>"."</div>";
}else{
echo "<div class='pagination'>".$i." "."</div>";
}
}
检查页数是否大于5。如果大于5,则转到步骤2,否则转到步骤5
查找页面的超集范围,如1-10或1-20等。例如,如果$page=10
,则此超集范围将为1-10。此步骤的代码如下:
// Superset range of pages
$superset_range = range(1, $page);
// Subset range of pages to display
$subset_range = range($page_cr - 2, $page_cr + 2);
// Adjust the range
foreach($subset_range as $p){
if($p <= 0){
array_shift($subset_range);
$subset_range[] = $subset_range[count($subset_range) - 1] + 1;
}elseif($p > $page){
array_pop($subset_range);
array_unshift($subset_range, $subset_range[0] - 1);
}
}
// Display pagination links and dots
if($subset_range[0] > $superset_range[0]){
echo "<div class='pagination'>... </div>";
}
foreach($subset_range as $p){
if($page_cr != $p){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($p-1)."'>$p </a>"."</div>";
}else{
echo "<div class='pagination'>".$p." "."</div>";
}
}
if($subset_range[count($subset_range) - 1] < $superset_range[count($superset_range) - 1]){
echo "<div class='pagination'> ...</div>";
}
查找要显示的页面的子集范围,如1-5或3-7等。例如,如果$page=10
,则此子集范围将是1-5、3-7或6-10等,它可以是1到10之间的任何连续五页。此外,必要时调整此范围。此步骤的代码如下:
// Superset range of pages
$superset_range = range(1, $page);
// Subset range of pages to display
$subset_range = range($page_cr - 2, $page_cr + 2);
// Adjust the range
foreach($subset_range as $p){
if($p <= 0){
array_shift($subset_range);
$subset_range[] = $subset_range[count($subset_range) - 1] + 1;
}elseif($p > $page){
array_pop($subset_range);
array_unshift($subset_range, $subset_range[0] - 1);
}
}
// Display pagination links and dots
if($subset_range[0] > $superset_range[0]){
echo "<div class='pagination'>... </div>";
}
foreach($subset_range as $p){
if($page_cr != $p){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($p-1)."'>$p </a>"."</div>";
}else{
echo "<div class='pagination'>".$p." "."</div>";
}
}
if($subset_range[count($subset_range) - 1] < $superset_range[count($superset_range) - 1]){
echo "<div class='pagination'> ...</div>";
}
//要显示的页面的子集范围
$subset_range=范围($page_cr-2,$page_cr+2);
//调整范围
foreach($p){
如果($p$页){
数组\u pop($subset\u range);
数组\u unshift($subset\u range,$subset\u range[0]-1);
}
}
相应地显示分页链接和点。此步骤的代码如下:
// Superset range of pages
$superset_range = range(1, $page);
// Subset range of pages to display
$subset_range = range($page_cr - 2, $page_cr + 2);
// Adjust the range
foreach($subset_range as $p){
if($p <= 0){
array_shift($subset_range);
$subset_range[] = $subset_range[count($subset_range) - 1] + 1;
}elseif($p > $page){
array_pop($subset_range);
array_unshift($subset_range, $subset_range[0] - 1);
}
}
// Display pagination links and dots
if($subset_range[0] > $superset_range[0]){
echo "<div class='pagination'>... </div>";
}
foreach($subset_range as $p){
if($page_cr != $p){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($p-1)."'>$p </a>"."</div>";
}else{
echo "<div class='pagination'>".$p." "."</div>";
}
}
if($subset_range[count($subset_range) - 1] < $superset_range[count($superset_range) - 1]){
echo "<div class='pagination'> ...</div>";
}
//显示分页链接和点
如果($subset\u range[0]>$superset\u range[0]){
回声“…”;
}
foreach($p){
如果($page_cr!=$p){
回声“.”;
}否则{
回显“$p.”;
}
}
if($subset\u range[计数($subset\u range)-1]<$superset\u range[计数($superset\u range)-1]){
回声“…”;
}
使用旧代码显示所有分页链接,如下所示:
// User is on page 1
1 2 3 4
- - -
// User is on page 3
1 2 3 4
- - -
// User is on page 4
1 2 3 4
- - -
// User is on page 1
1 2 3 4 5 ...
- - - -
// User is on page 5
... 3 4 5 6 7 ...
- - - -
// User is on page 10
... 6 7 8 9 10
- - - -
// Display all page links
for($i = 1; $i <= $page; $i++){
if($page_cr != $i){
echo "<div class='pagination'>"."<a href='index.php?go=product&start=".$row_per_page*($i-1)."'>$i </a>"."</div>";
}else{
echo "<div class='pagination'>".$i." "."</div>";
}
}
//显示所有页面链接
对于($i=1;$i$superset\u范围[0]){
回声“…”;
}
foreach($p){
如果($page\u cr=