showmessage方法
/**
* Alert show message
* @param string $message
* @param string $mode 跳转地址
* @return void
*/
function showMessage($message, $mode = "back")
{
ob_start();
if($mode == "back")
{
$cmd = "history.go(-1)";
}
else
{
$cmd = "location.href = '" . $mode . "';";
}
echo '<script language="javascript">
<!--
alert("' . $message . '");' . $cmd . '
-->
</script>';
ob_end_flush();
exit();
}
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