标题为空虽然有提示但还是会写入数据库
<?php
require_once('../connect.php');
if(!(isset($_POST['title'])&&(!empty($_POST['title'])))){
echo "<script>alert('标题不能为空');window.location.href='article.add.php'</script>";
}
//print_r($_POST);
$title = $_POST['title'];
$author = $_POST['author'];
$description = $_POST['description'];
$content = $_POST['content'];
$dateline = time();
$insertsql = "insert into article(title,author,description,content,dateline)values('$title','$author','$description','$content',$dateline)";
//echo $insertsql;
if(mysql_query($insertsql)){
echo "<script>alert('发布文章成功');window.location.href='article.add.php'</script>";
}else{
echo "<script>alert('发布失败');window.location.href='article.add.php'</script>";
}代码如上