// 3秒后刷新页面
<meta http-equiv="refresh" content="3">

// 2秒后跳转页面
<meta http-equiv="refresh" content="2; url=./">
<meta http-equiv="refresh" content="2; url=https://google.com">

// 100毫秒后刷新页面
<script language="javascript">setTimeout("parent.location.reload()",100);</script>

// 刷新页面
// global $code_reflesh_parent;
// $code_reflesh_parent = '<script language="javascript">setTimeout("parent.location.reload()",100);</script>';
// $code_reflesh_parent = '<meta http-equiv="Refresh" content="1"><!-- seconds -->';
function refleshPage($ms='500'){
echo '<script language="javascript">setTimeout("parent.location.reload()",'.$ms.');</script>';
}
// 跳转页面
function jumpPage($p='',$s='2'){
if($p){
echo '<meta http-equiv="refresh" content="'.$s.';url='.$p.'">';
}else{
echo '<meta http-equiv="refresh" content="'.$s.'">';
}
}