emailSql.php
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<?php
namespace Model;
/**
* @author：dc
* @time 2023/2/13 14:11
* Class email
*/
class emailSql {
public static $table = 'emails';
/**
* 通过email查询
* @param $email
* @return string
* @author：dc
* @time 2023/2/13 14:50
*/
public static function first($email, $filed='*'):string {
return "select {$filed} from `".static::$table."` where `".(is_numeric($email) ? 'id' : 'email')."` = '{$email}' limit 1";
}
/**
* 统计邮箱的数量
* @return string
* @author：dc
* @time 2023/2/14 16:16
*/
public static function count():string {
return "select count(*) from `".static::$table."` limit 1";
}
/**
* 邮箱是否存在的sql
* @param string $email
* @return array
* @author：dc
* @time 2023/2/17 10:15
*/
public static function hasEmail(string $email):array {
return [
"select `id` from `".static::$table."` where `email` = ? limit 1",
[
$email
]
];
}
/**
* 获取字段值
* @param $where
* @param string $field
* @return string
* @author：dc
* @time 2023/3/10 10:46
*/
public static function getValues($where,$field='id'){
return "select `{$field}` from `".static::$table."` where ".dbWhere($where);
}
/**
* 通过邮箱查询列表
* @param $emails
* @return string
* @author：dc
* @time 2023/3/10 15:02
*/
public static function all($emails){
return "select * from ".static::$table." where ".dbWhere(['email'=>$emails]);
}
}