通过类方法查询数据返回单条数据

单条件

$post=newPost;
$post->LoadInfoByField('LogID','20');//$post->LoadInfoByField('字段名','值');
print_r($post);

多条件

$w=array();
$w['LogID']=20;
$w['AuthorID']=1;
$userbuy=newYtuserBuy();
$userbuy->LoadInfoByFields($w);
print_r($post);