nciaer 发表于 2021-8-18 15:39:42

插件升级文件upgrade.php示例

<?php
if(!defined('IN_DISCUZ') || !defined('IN_ADMINCP')){
    exit('Access Denied');
}

$field_chat = array();
$query = DB::query("SHOW COLUMNS FROM ".DB::table('nciaer_db'));
while($temp = DB::fetch($query)) {
    $field_chat[] = $temp['Field'];
}

if(!in_array('icon', $field_chat)) {
    DB::query("ALTER TABLE ".DB::table('nciaer_db')." ADD `icon` varchar(250) NOT NULL DEFAULT '';");
}

$finish = TRUE;

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