php非空验证
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2022-03-16 07:55:20
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我想说这种方法是不是很常用的非空验证,现在的普遍使用的是javascript来验证非空,但是作为学习php的一些知识点,还是可以看看的。 先来看看commit.php中的方法 ? php $db = mysql_connect ('localhost','root','Ctrip07185419' ); mysql_select_db ('movie
我想说这种方法是不是很常用的非空验证,现在的普遍使用的是javascript来验证非空,但是作为学习php的一些知识点,还是可以看看的。
先来看看commit.php中的方法
php $db = mysql_connect('localhost','root','Ctrip07185419'); mysql_select_db('moviesite',$db) or die(mysql_error($db)); mysql_query('set names "gb2312"',$db); ?> php switch($_GET['action']) { case "add": { switch($_GET['type']) { case 'movie': $error = array(); $movie_name = isset($_POST['movie_name']) ? trim($_POST['movie_name']) : ''; if(empty($movie_name)) { $error[] = urlencode('Please enter an movie name'); } $movie_type = isset($_POST['movie_type']) ? trim($_POST['movie_type']) : ''; if(empty($movie_type)) { $error[] = urldecode('Please enter an movie type'); } $movie_year = isset($_POST['movie_year']) ? trim($_POST['movie_year']) : ''; if(empty($movie_year)) { $error[] = urldecode('Please enter an movie year'); } $movie_leadactor = isset($_POST['movie_leadactor']) ? trim($_POST['movie_leadactor']) : ''; if(empty($movie_leadactor)) { $error[] = urldecode('Please enter an movie leadactor'); } $movie_director = isset($_POST['movie_director']) ? trim($_POST['movie_director']) : ''; if(empty($movie_director)) { $error[] = urldecode('Please enter an movie director'); } $movie_release = isset($_POST['movie_release']) ? trim($_POST['movie_release']) : ''; if(empty($movie_release)) { $error[] = urldecode('Please enter an movie release'); } else if(!preg_match('|^\d{2}-\d{2}-\d{4}$|' , $movie_release)) { $error[] = urlencode('Please enter a date in dd-mm-yyyy format'); } else { list($day, $month, $year) = explode('-', $movie_release); if(!checkdate($month , $day , $year)) { $error[] = urldecode('please enter a validate date'); } else { $movie_release = mktime(0, 0, 0, $month, $day, $year); } } $movie_rating = isset($_POST['movie_rating']) ? trim($_POST['movie_rating']) : ''; if(empty($movie_rating)) { $error[] = urldecode('Please enter an movie leadactor'); } else if(!is_numeric($movie_rating)) { $error[] = urlencode('Please enter a numeric rating'); } else if($movie_rating $movie_rating
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