php自动生成数据字典

    <?php  
     /**  
      * 生成mysql数据字典  
      */  
     //配置数据库  
     $dbserver   = "127.0.0.1";  
     $dbusername = "账号";  
     $dbpassword = "密码";  
     $database      = "数据库";  
     //其他配置  
     $title = '数据字典';  
     $mysql_conn = @mysql_connect("$dbserver", "$dbusername", "$dbpassword") or die("Mysql connect is error.");  
     mysql_select_db($database, $mysql_conn);  
     mysql_query('SET NAMES utf8', $mysql_conn);  
     $table_result = mysql_query('show tables', $mysql_conn);  
     //取得所有的表名  
     while ($row = mysql_fetch_array($table_result)) {  
         $tables[]['TABLE_NAME'] = $row[0];  
     }  
     //循环取得所有表的备注及表中列消息  
     foreach ($tables AS $k=>$v) {  
         $sql  = 'SELECT * FROM ';  
         $sql .= 'INFORMATION_SCHEMA.TABLES ';  
         $sql .= 'WHERE ';  
         $sql .= "table_name = '{$v['TABLE_NAME']}'  AND table_schema = '{$database}'";  
         $table_result = mysql_query($sql, $mysql_conn);  
         while ($t = mysql_fetch_array($table_result) ) {  
             $tables[$k]['TABLE_COMMENT'] = $t['TABLE_COMMENT'];  
         }  
         $sql  = 'SELECT * FROM ';  
         $sql .= 'INFORMATION_SCHEMA.COLUMNS ';  
         $sql .= 'WHERE ';  
         $sql .= "table_name = '{$v['TABLE_NAME']}' AND table_schema = '{$database}'";  
         $fields = array();  
         $field_result = mysql_query($sql, $mysql_conn);  
         while ($t = mysql_fetch_array($field_result) ) {  
             $fields[] = $t;  
         }  
         $tables[$k]['COLUMN'] = $fields;  
     }  
     mysql_close($mysql_conn);  
     $html = '';  
     //循环所有表  
     foreach ($tables AS $k=>$v) {  
         //$html .= '<p><h2>'. $v['TABLE_COMMENT'] . ' </h2>';  
         $html .= '<table  border="1" cellspacing="0" cellpadding="0" align="center">';  
         $html .= '<caption>' . $v['TABLE_NAME'] .'  '. $v['TABLE_COMMENT']. '</caption>';  
         $html .= '<tbody><tr><th>字段名</th><th>数据类型</th><th>默认值</th>  
         <th>允许非空</th>  
         <th>自动递增</th><th>备注</th></tr>';  
         $html .= '';  
         foreach ($v['COLUMN'] AS $f) {  
             $html .= '<tr><td class="c1">' . $f['COLUMN_NAME'] . '</td>';  
             $html .= '<td class="c2">' . $f['COLUMN_TYPE'] . '</td>';  
             $html .= '<td class="c3"> ' . $f['COLUMN_DEFAULT'] . '</td>';  
             $html .= '<td class="c4"> ' . $f['IS_NULLABLE'] . '</td>';  
             $html .= '<td class="c5">' . ($f['EXTRA']=='auto_increment'?'是':' ') . '</td>';  
             $html .= '<td class="c6"> ' . $f['COLUMN_COMMENT'] . '</td>';  
             $html .= '</tr>';  
         }  
         $html .= '</tbody></table></p>';  
     }  
     //输出  
     echo '<html>  
     <head>  
     <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />  
     <title>'.$title.'</title>  
     <style>  
     body,td,th {font-family:"宋体"; font-size:12px;}  
     table{border-collapse:collapse;border:1px solid #CCC;background:#efefef;}  
     table caption{text-align:left; background-color:#fff; line-height:2em; font-size:14px; font-weight:bold; }  
     table th{text-align:left; font-weight:bold;height:26px; line-height:26px; font-size:12px; border:1px solid #CCC;}  
     table td{height:20px; font-size:12px; border:1px solid #CCC;background-color:#fff;}  
     .c1{ width: 120px;}  
     .c2{ width: 120px;}  
     .c3{ width: 70px;}  
     .c4{ width: 80px;}  
     .c5{ width: 80px;}  
     .c6{ width: 270px;}  
     </style>  
     </head>  
     <body>';  
     echo '<h1 style="text-align:center;">'.$title.'</h1>';  
     echo $html;  
     echo '</body></html>';  
     ?>  

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转载自blog.csdn.net/qq_34284638/article/details/78687045