#### 控制器
~~~
$flow4=M('flow')->where('type = 63')->limit(1)->order('id desc')->select();
if (!empty($flow4)) {
$this->flow4step1 =1;//第一步
$this->flow4id= $flow4[0]['id'];
if($flow4[0]['status'] ==40) {
$this->flow4step2 =1; //第二步， 完成
}else{
$this->flow4step2 =0; //第二步， 完成
}
} // end
~~~
####模版
~~~
<a class="btn btn-lg btn-success">中期檢查</a> <i class="fa fa-angle-double-right
"></i>
<switch name="flow4step1">
<case value="1"> <a href="{:U('flow/read')}?id={$flow4id}" class="btn btn-success">中期檢查和每周的報表</a> </case>
<default /> <a href="javascript:open_url('{:U('flow/addSimple?type=63')}')" class="btn btn-danger"> 中期檢查和每周的報表</a>
</switch>
<i class="fa fa-arrow-right"></i>
<switch name="flow4step2">
<case value="0"> <a href="{:U('flow/read')}?id={$flow4id}" class="btn btn-danger">領導小組</a> </case>
<case value="1"> <a href="{:U('flow/read')}?id={$flow4id}" class="btn btn-success">領導小組</a> </case>
<default /> <a class="btn btn-default"> 領導小組</a>
</switch>
~~~
