delete_all.php
来自「极限网络智能办公系统—MYOA26—100%—源程序。」· PHP 代码 · 共 23 行
PHP
23 行
<?php
include_once( "inc/auth.php" );
echo "\r\n<html>\r\n<head>\r\n<title>删除全部类别</title>\r\n<meta http-equiv=\"Content-Type\" content=\"text/html; charset=gb2312\">\r\n</head>\r\n\r\n<body class=\"bodycolor\">\r\n\r\n";
$connection = openconnection( );
$query = "SELECT COUNT(*) from BOOK_INFO";
$cursor = exequery( $connection, $query );
if ( $ROW = mysql_fetch_array( $cursor ) )
{
$BOOK_COUNT = $ROW[0];
}
if ( 0 < $BOOK_COUNT )
{
message( "错误", "数据库中尚有图书,不能将类别全部删除" );
button_back( );
exit( );
}
$query = "delete from BOOK_TYPE";
exequery( $connection, $query );
header( "location: index.php" );
echo "</body>\r\n</html>\r\n";
?>
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