}
//每页显示的条数
$page_size = 10;
$problem_service = new ProblemService();
//总条目数
//每次显示的页数
$sub_pages = 10;
$url = "index.php?mod=problem&action=ls&p=";
if (isset($_GET["keywords"])) {
$keywords = trim($_GET["keywords"]);
if (!empty($keywords)) {
$array_problem = $problem_service->listAllByKeywords($pageCurrent, $page_size, $keywords);
$nums = $problem_service->getListRowsByKeywords($keywords);
$url = "index.php?mod=problem&action=ls&keywords={$keywords}&p=";
} else {
$array_problem = $problem_service->listAll($pageCurrent, $page_size);
$nums = $problem_service->getListRows();
}
} else {
$array_problem = $problem_service->listAll($pageCurrent, $page_size);
$nums = $problem_service->getListRows();
}
?>
<div class="search-form">
<form class="form-inline" action="./index.php" method="get">
<input type="hidden" class="search-query" name="mod" value="problem">
<input type="hidden" class="search-query" name="action" value="ls">
<input type="text" class="search-query" name="keywords" id="keywords">
<button type="submit" class="btn">搜索</button>
