php简单分页函数
function getask(){
$sql = "select * from cms_ask where ansower <> ' ' ";
//这里要改成方法
$q_sq = mysql_query($sql);
$count = mysql_num_rows($q_sq);
$page_size = 8;
$page_current = isset($GLOBALS['page']) ? intval($GLOBALS['page']) : 1;
$page_count = ceil($count / $page_size);
$page_start = $page_current - 4;
$page_end = $page_current + 4;
if ($page_current < 5) {
$page_start = 1;
$page_end = 5;
}
if ($page_current > $page_count - 4) {
$page_start = $page_count - 8;
$page_end = $page_count;
}
if ($page_start < 1)
$page_start = 1;
if ($page_end > $page_count)
$page_end = $page_count;
$pagebar = "";
$sql = "select * from cms_ask where ansower <> ' ' order by id desc limit " . (($page_current - 1) * $page_size) . "," . $page_size;
$row=$this -> user -> getall("$sql");
foreach($row as $v){
echo '问：'.$v["question"].'答：'.$v["ansower"].date("Y-m-d H:i:s",$v["postTime"]).'';
}
$pagebar .= "";
$pagebar .= "";
if ($page_current != 1) {
$pagebar .= 'FIRST';
}
for ($i = $page_start; $i <= $page_end; $i++) {
if ($i == $page_current) {
$pagebar .= "" . $i . "";
} else {
$pagebar .= "" . $i . "";
}
}
if ($page_current != $page_count) {
$pagebar .= "END";
}
$pagebar .= "";
$pagebar .= "";
echo $pagebar;
}
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