yii2自定义操作按钮

[

'class' => 'yii\grid\ActionColumn',

'header' => 'Html::a('操作')',//表单头

'template' => '{view}{update}{delete}{void}',//操作按钮

'buttons' => [//操作链接

　　'void' => function ($url, $model, $key) {

　　　　return $model->status == '1' ? Html::a('<span class="glyphicon glyphicon-user"></span>', $url, ['title' => '设置未无效'] ) : '';

　　},

],

'headerOptions' => ['style'=>'text-align:center;'],//表单头居中
'contentOptions' => ['class'=>'text-center'],//表单内容居中

]