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判斷為空的if后面的內(nèi)容應(yīng)該放到else里面，否則還是會插入空數(shù)據(jù)行

<?php

require_once('../connect.php');

//把傳遞過來的信息入庫,在入庫之前對所有的信息進(jìn)行校驗(yàn)。

if(!(isset($_POST['title'])&&(!empty($_POST['title'])))){

echo "<script>alert('標(biāo)題不能為空');window.location.href='article.add.php';</script>";

}else{

$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)";

if(mysql_query($insertsql)){

echo "<script>alert('發(fā)布文章成功');window.location.href='article.manage.php';</script>";

}else{

echo "<script>alert('發(fā)布失敗');window.location.href='article.manage.php';</script>";

}

}

?>