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Home Backend Development PHP Tutorial thinkphp修改字段内容问题

thinkphp修改字段内容问题

Jun 23, 2016 pm 01:56 PM
thinkphp Revise content Field

   $Data = M($action); // 实例化Data数据模型
    $this->data = $Data->field('id,datupian,touxiang,content,nike,time')->select();

返回的二维数组 
比方说获取datupian的字段内容是www.baidu.com/22.jpg 是网络图片地址 我要file_get_content 这个字段内容  获取的内容重新覆盖原来的字段内容 怎么弄


回复讨论(解决方案)

直接用update,用法

$m=M('Tbale');  //表名$data['id']=98;   //第一个值必须要是更新的条件,即这个表的主键,即要更新的条件$data['type']='要更新的值';  //有了第一个条件以后,后面就写要修改的子段值就可以了$data['type2']='2要更新的值';$data['type3']='3要更新的值';$m->save($data);  //最后用   save方法来更新就可以了。更新完后会返回一个值,你可以打印出来做判断。
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Copy after login

直接用update,用法

$m=M('Tbale');  //表名$data['id']=98;   //第一个值必须要是更新的条件,即这个表的主键,即要更新的条件$data['type']='要更新的值';  //有了第一个条件以后,后面就写要修改的子段值就可以了$data['type2']='2要更新的值';$data['type3']='3要更新的值';$m->save($data);  //最后用   save方法来更新就可以了。更新完后会返回一个值,你可以打印出来做判断。
Copy after login
Copy after login

 我不用保存在数据库啊 !!!!!!!!! 我刚试过直接修改数组值是没用的

什么意思???

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